stampa
Login

A workbench to forge your own double stars?
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
21268+3731
COU 1821 Da,Db


Nearby doubles
21' : 21272+3752
ES 2520

22' : 21264+3712
SEI1514

22' : 21278+3715
SEI1518

24' : 21284+3745
TDT2983

31' : 21243+3740
WSI 7

31' : 21249+3711
TDS1126

31' : 21252+3708
SEI1513

32' : 21241+3741
SEI1458

33' : 21287+3755
KPP1064

34' : 21295+3728
SEI1519

37' : 21238+3721
STFA 55AB

47' : 21250+3814
TDT2950

48' : 21233+3801
ES 2519

51' : 21226+3744
COU1820

51' : 21228+3754
WIS 349

54' : 21257+3824
TDT2955

54' : 21258+3640
S 790AB

55' : 21305+3701
SEI1521AB

55' : 21221+3734
ES 2517

55' : 21233+3810
ALI 690

56' : 21283+3640
CRB 142

60' : 21317+3730
GRV 474

61' : 21285+3636
ALI 443

62' : 21294+3640
CRB 16

62' : 21231+3647
ES 2124

64' : 21278+3835
KU 61AB



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21268+3731 COU 1821 Da,Db

 
 
21h 26m 43.73s +37° 32' 42.4" P.A. 96.00 sep 0.7 mag 10.37,10.39
 
 
Coord 2000 21268+3731 Discov num COU1821 Comp Da,Db Coord arcsec 2000 21 26 43.73 +37 32 42.4
Date first 1978 Date last 2014 Obs 7
Pa first 94 Pa last 96 P.A. Now (θ) 96°
Sep first 0.6 Sep last 0.663 Sep. Now (ρ) 0.663"
Mag pri 10.37 Mag sec 10.39 delta mag (ΔM) 0.02 Spectral class
Pri motion ra +009 Sec motion ra +009
Pri motion dec +002 Sec motion dec +002
Notes
Nature of this double is uncertain.
 
 
21268+3731 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 204324 71348 21 26 48 +37 31 04 SEI 1516 AB 1895 1 335 3.9 7.91 9.60 1.69
Show 71348 21 26 48 +37 31 04 HEI 9004 AC 2015 6 275 25.5 8.91 12.75 3.84
Show 71348 21 26 48 +37 31 04 HEI 9004 AD 2015 6 335 109.8 7.91 9.73 1.82
Show 21 26 44 +37 32 42 COU 1821 Da,Db 2014 7 96 0.7 10.37 10.39 0.02 <===
Quintuple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3182-04392-1 Gaia DR2 1964155820832897024
 
 
WDS 21268+3731 COU 1821 Da,Db : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Cou1952a Ma - Couteau, P. 1952JO.....35..101C
Cou1952a +Mc J. Obs. 35, 101, 1952
Cou1952b Ma - Couteau, P. 1952JO.....35..181C
Cou1952b J. Obs. 35, 181, 1952
Cou1953a Ma - Couteau, P. 1953JO.....36...37C
Cou1953a J. Obs. 36, 37, 1953
Cou1953b - Couteau, P. 1953JO.....36...44C
Cou1953b J. Obs. 36, 44, 1953
Cou1953c Ma - Couteau, P. 1953JO.....36...46C
Cou1953c J. Obs. 36, 46, 1953
Cou1953d Ma - Couteau, P. 1953JO.....36..131C
Cou1953d J. Obs. 36, 131, 1953
Cou1953e Mc - Couteau, P. 1953JO.....37...37C
Cou1953e J. Obs. 37, 37, 1953
Cou1955a Ma - Couteau, P. 1955JO.....38....1C
Cou1955a J. Obs. 38, 1, 1955
Cou1955b - Couteau, P. 1955JO.....38...27C
Cou1955b J. Obs. 38, 27, 1955
Cou1955c Ma - Couteau, P. 1955JO.....38..238C
Cou1955c +Mc J. Obs. 38, 238, 1955
Cou1956 Ma - Couteau, P. 1956JO.....39..137C
Cou1956 +Mc J. Obs. 39, 137, 1956
Cou1957a Ma j Couteau, P. 1957JO.....40..113C
Cou1957a +Mc J. Obs. 40, 113, 1957
Cou1957b orb - Couteau, P. 1957JO.....40..126C
Cou1957b J. Obs. 40, 126, 1957
Cou1958a M+ - Couteau, P. 1958JO.....41....1C
Cou1958a +Pa J. Obs. 41, 1-14, 1958
Cou1958b orb - Couteau, P. 1958JO.....41...15C
Cou1958b J. Obs. 41, 15-19, 1958
Cou1958c Ma j Couteau, P. 1958JO.....41...81C
Cou1958c +Mc J. Obs. 41, 81-90, 1958
Cou1958d orb - Couteau, P. 1958JO.....41...91C
Cou1958d J. Obs. 41, 91-96, 1958
Cou1959a Ma - Couteau, P. 1959JO.....42...17C
Cou1959a +Mc J. Obs. 42, 17, 1959
Cou1959b orb - Couteau, P. 1959JO.....42...30C
Cou1959b J. Obs. 42, 30, 1959
Cou1960a M+ - Couteau, P. 1960JO.....43....1C
Cou1960a +orb J. Obs. 43, 1, 1960
Cou1960b orb - Couteau, P. .
Cou1960b Bull. Astron. Paris 23, 127, 1960
Cou1960c orb - Couteau, P. 1960JO.....43...13C
Cou1960c J. Obs. 43, 13, 1960
Cou1961a Ma - Couteau, P. 1961JO.....44...41C
Cou1961a +Mc J. Obs. 44, 41, 1961
Cou1961b orb - Couteau, P. 1961JO.....44...54C
Cou1961b J. Obs. 44, 54-60, 1961
Cou1961c orb - Couteau, P. 1961IAUDS..23....1C
Cou1961c Inf. Circ. 23, 1, 1961
Cou1962a Ma j Couteau, P. 1962JO.....45...43C
Cou1962a +Mc J. Obs. 45, 43, 1962
Cou1962b Ma j Couteau, P. 1962JO.....45..225C
Cou1962b +Mb J. Obs. 45, 225, 1962
Cou1962c orb - Couteau, P. .
Cou1962c Bull. Astron. Paris 24, 15, 1962
Cou1962d orb - Couteau, P. 1962IAUDS..26....1C
Cou1962d Inf. Circ. 26, 1, 1962
Cou1962e orb - Couteau, P. 1962JO.....45...37C
Cou1962e J. Obs. 45, 37, 1962
Cou1962F Ma - Couteau, P. 1962QB821.J64......
Cou1962F cited by Jonckheere (General Cat. of Double Stars, Marseille, 1962)
Cou1963a Ma j Couteau, P. 1963JO.....46..155C
Cou1963a +Mc J. Obs. 46, 155, 1963
Cou1963b orb - Couteau, P. 1963JO.....46..172C
Cou1963b J. Obs. 46, 172, 1963
Cou1963c orb - Couteau, P. .
Cou1963c Bull. Astron. Paris 24, 24, 1963
Cou1964 M+ j Couteau, P. 1964JO.....47..229C
Cou1964 +Pa J. Obs. 47, 229, 1964
Cou1965a orb - Couteau, P. 1965JO.....48...33C
Cou1965a J. Obs. 48, 33, 1965
Cou1965b orb - Couteau, P. 1965JO.....48...35C
Cou1965b J. Obs. 48, 35, 1965
Cou1966a Ma - Couteau, P. 1966JO.....49..221C
Cou1966a +Pa J. Obs. 49, 221, 1966
Cou1966b M+ j Couteau, P. 1966JO.....49..341C
Cou1966b +Pa J. Obs. 49, 341, 1966
Cou1966c orb - Couteau, P. 1966JO.....49..369C
Cou1966c J. Obs. 49, 369, 1966
Cou1967a Ma - Couteau, P. 1967JO.....50...33C
Cou1967a +Pa J. Obs. 50, 33-39, 1967
Cou1967b Ma - Couteau, P. 1967JO.....50...41C
Cou1967b J. Obs. 50, 41-57, 1967
Cou1967c orb - Couteau, P. 1967IAUDS..42....1C
Cou1967c Inf. Circ. 42, 1, 1967
Cou1968a Ma j Couteau, P. 1968JO.....51...31C
Cou1968a J. Obs. 51, 31, 1968
Cou1968b Ma j Couteau, P. 1968JO.....51..337C
Cou1968b J. Obs. 51, 337, 1968
Cou1970a Ma j Couteau, P. 1970A&AS....1..105C
Cou1970a +Pa A&AS 1, 105, 1970
Cou1970b Ma j Couteau, P. 1970A&AS....1..419C
Cou1970b +Pa A&AS 1, 419, 1970
Cou1970c Ma j Couteau, P. 1970A&AS....3...51C
Cou1970c +Pa A&AS 3, 51, 1970
Cou1971 orb - Couteau, P. & Morel, P.J. 1971IAUDS..53....1C
Cou1971 Inf. Circ. 53, 1, 1971
Cou1972a Ma j Couteau, P. 1972A&AS....5..167C
Cou1972a +Pa A&AS 5, 167, 1972
Cou1972b orb - Couteau, P. & Morel, P.J. 1972A&AS....5..175C
Cou1972b A&AS 5, 175, 1972
Cou1972c orb - Couteau, P. 1972A&AS....5..181C
Cou1972c A&AS 5, 181, 1972
Cou1972d Ma j Couteau, P. 1972A&AS....6..177C
Cou1972d A&AS 6, 177, 1972
Cou1972e Ma j Couteau, P. 1972A&AS....6..185C
Cou1972e A&AS 6, 185, 1972
Cou1972f Ma j Couteau, P. 1972A&AS....6..419C
Cou1972f +Pa A&AS 6, 419, 1972
Cou1973a Ma j Couteau, P. 1973A&AS...10..273C
Cou1973a +Pa A&AS 10, 273, 1973
Cou1973b orb - Couteau, P. 1973A&AS...12..127C
Cou1973b A&AS 12, 127, 1973
Cou1973c Ma - Couteau, P. 1973A&AS...12..137C
Cou1973c +Pa A&AS 12, 137, 1973
Cou1973d orb - Couteau, P. 1973IAUDS..59....1C
Cou1973d Inf. Circ. 59, 1, 1973
Cou1974a Ma - Couteau, P. 1974A&AS...15..253C
Cou1974a A&AS 15, 253, 1974
Cou1974b orb - Couteau, P. 1974IAUDS..62....1C
Cou1974b Inf. Circ. 62, 1, 1974
Cou1975a Ma j Couteau, P. 1975A&AS...20..379C
Cou1975a A&AS 20, 379, 1975
Cou1975b Ma j Couteau, P. 1975A&AS...20..391C
Cou1975b A&AS 20, 391, 1975
Cou1975c orb - Couteau, P. 1975A&AS...20..411C
Cou1975c A&AS 20, 411, 1975
Cou1976a Ma - Couteau, P. 1976A&AS...24..495C
Cou1976a A&AS 24, 495, 1976
Cou1976b Ma - Couteau, P. 1976A&AS...29..249C
Cou1976b A&AS 29, 249, 1976
Cou1976c orb - Couteau, P. 1976IAUDS..70....1C
Cou1976c Inf. Circ. 70, 1, 1976
Cou1979a Ma j Couteau, P. 1979A&AS...35..197C
Cou1979a A&AS 35, 197, 1979
Cou1979b Ma j Couteau, P. 1979A&AS...36...11C
Cou1979b A&AS 36, 11, 1979
Cou1981a Ma - Couteau, P. 1981A&AS...43...79C
Cou1981a A&AS 43, 79, 1981
Cou1981b orb - Couteau. P. 1981IAUDS..83....1C
Cou1981b Inf. Circ. 83, 1, 1981
Cou1982a Ma - Couteau, P. 1982A&AS...48..443C
Cou1982a A&AS 48, 443, 1982
Cou1982b Ma j Couteau, P. 1982A&AS...50...49C
Cou1982b A&AS 50, 49, 1982
Cou1982c orb - Couteau, P. 1982IAUDS..86....1C
Cou1982c Inf. Circ. 86, 1, 1982
Cou1982d orb - Couteau, P. & Morel, P.J. 1982A&A...105..323C
Cou1982d A&A 105, 323, 1982
Cou1983a Ma - Couteau, P. 1983A&AS...53..441C
Cou1983a A&AS 53, 441, 1983
Cou1983b orb - Couteau, P. 1983IAUDS..90....1C
Cou1983b Inf. Circ. 90, 1, 1983
Cou1983c orb - Couteau, P. 1983IAUDS..91R...1C
Cou1983c Inf. Circ. 91, 1, 1983
Cou1984a Ma j Couteau, P. 1984PASP...96..174C
Cou1984a +Mb PASP 96, 174, 1984
Cou1984b orb - Couteau, P. 1984A&AS...57..171C
Cou1984b A&AS 57, 171, 1984
Cou1984c orb - Couteau, P. 1984IAUDS..92....1C
Cou1984c Inf. Circ. 92, 1, 1984
Cou1984d orb - Couteau, P. 1984IAUDS..94....1C
Cou1984d Inf. Circ. 94, 1, 1984
Cou1985a Ma j Couteau, P. 1985A&AS...60..237C
Cou1985a A&AS 60, 237, 1985
Cou1985b Ma j Couteau, P. 1985A&AS...60..241C
Cou1985b A&AS 60, 241, 1985
Cou1985c orb - Couteau, P. 1985IAUDS..95....1C
Cou1985c Inf. Circ. 95, 1, 1985
Cou1985d orb - Couteau, P. 1985IAUDS..97....1C
Cou1985d Inf. Circ. 97, 1, 1985
Cou1986a orb - Couteau, P. 1986IAUDS..98....1C
Cou1986a Inf. Circ. 98, 1, 1986
Cou1986b orb - Couteau, P. 1986A&AS...65..505C
Cou1986b A&AS 65, 505, 1986
Cou1987a Ma - Couteau, P. 1987A&AS...67...13C
Cou1987a A&AS 67, 13, 1987
Cou1987b Ma j Couteau, P. 1987A&AS...70..193C
Cou1987b +Mb A&AS 70, 193, 1987
Cou1987c orb - Couteau, P. 1987A&AS...71..569C
Cou1987c A&AS 71, 569, 1987
Cou1987d orb - Couteau, P. 1987IAUDS.101....1C
Cou1987d Inf. Circ. 101, 1, 1987
Cou1987e orb - Couteau, P. 1987IAUDS.102....1C
Cou1987e Inf. Circ. 102, 1, 1987
Cou1988a Mb j Couteau, P. (Couteau & Ling) 1988A&AS...73..449C
Cou1988a A&AS 73, 449, 1988
Cou1988b Ma - Couteau, P. 1988A&AS...75..163C
Cou1988b A&AS 75, 163, 1988
Cou1988c orb - Couteau, P. 1988IAUDS.104....1C
Cou1988c Inf. Circ. 104, 1, 1988
Cou1988d orb - Couteau, P. 1988IAUDS.105....1C
Cou1988d Inf. Circ. 105, 1, 1988
Cou1989a Mb j Couteau, P. (Couteau et al.) 1989A&AS...78..483C
Cou1989a A&AS 78, 483, 1989
Cou1989b Ma j Couteau, P. 1989A&AS...79..385C
Cou1989b +Mb A&AS 79, 385, 1989
Cou1989c orb - Couteau, P. 1989A&AS...80..373C
Cou1989c A&AS 80, 373, 1989
Cou1989d orb - Couteau, P. 1989IAUDS.107....1C
Cou1989d Inf. Circ. 107, 1, 1989
Cou1989e orb - Couteau, P. 1989IAUDS.108....1C
Cou1989e Inf. Circ. 108, 1, 1989
Cou1990a orb - Couteau, P. 1990IAUDS.111....1C
Cou1990a Inf. Circ. 111, 1, 1990
Cou1990b orb - Couteau, P. 1990IAUDS.112....1C
Cou1990b Inf. Circ. 112, 1, 1990
Cou1990c Ma j Couteau, P. 1990A&AS...83..331C
Cou1990c +Mb A&AS 83, 331, 1990
Cou1991a Ma j Couteau, P. (Couteau & Ling) 1991A&AS...88..497C
Cou1991a +Mb A&AS 88, 497, 1991
Cou1991b orb - Couteau, P. 1991IAUDS.113Q...1C
Cou1991b Inf. Circ. 113, 1, 1991
Cou1992 Ma j Couteau, P. (Ling & Couteau) 1992A&AS...95..423C
Cou1992 +Mb A&AS 95, 423, 1992
Cou1993a Ma - Couteau, P. 1993A&AS...97..511C
Cou1993a A&AS 97, 511, 1993
Cou1993b orb - Couteau, P. 1993IAUDS.119....2C
Cou1993b Inf. Circ. 119, 2, 1993
Cou1993c orb - Couteau, P. 1993IAUDS.120....2C
Cou1993c Inf. Circ. 120, 2, 1993
Cou1993d Ma j Couteau, P. (Couteau et al.) 1993A&AS..100..305C
Cou1993d A&AS 100, 305, 1993
Cou1994 Ma j Couteau, P. (Couteau & Gili) 1994A&AS..106..377C
Cou1994 A&AS 106, 377, 1994
Cou1996 orb - Couteau, P. 1996IAUDS.128....1C
Cou1996 Inf. Circ. 128, 1, 1996
Cou1997a orb - Couteau, P. 1997IAUDS.131....1C
Cou1997a Inf. Circ. 131, 1, 1997
Cou1997b Ma j Couteau, P. 1997A&AS..126....1C
Cou1997b A&AS 126, 1, 1997
Cou1999a Ma - Couteau, P. 1999IAUDS.138....2C
Cou1999a Inf. Circ. 138, 2, 1999
Cou1999b orb - Couteau, P. .
Cou1999b Cat. de 2700 Etoiles Doubles "COU", 1999 Obs. de la Cote d'Azur, 3rd ed.
Cou2002 Ma j Couteau, P. .
Cou2002 Updated electronic version of Couteau 2700 Cat. (Cou1999b)
Cou2002 (all measures prior to 2000.5 also in Cou2002b)
Cou2002b Ma j Couteau, P. 2002O&T....55....2C
Cou2002b Obs. et Travaux 55, 2, 2002 (most measures also in Cou2002)
Hei1954 orb - Heintz, W.D. 1954MNRAS.114..600H
Hei1954 MNRAS 114, 600-605, 1954
Hei1956a M+ - Heintz, W.D. 1956MNRAS.116..248H
Hei1956a +orb MNRAS 116, 248, 1956
Hei1956b orb - Heintz, W.D. 1956AN....283..145H
Hei1956b AN 283, 145, 1956
Hei1958 orb - Heintz, W.D. 1958Obs....78...32H
Hei1958 Observatory 78, 32, 1958
Hei1960a orb - Heintz, W.D. 1960VeMun...5...87H
Hei1960a Veroff. Sternw. Munchen 5, 87-114, 1960
Hei1960b Ma - Heintz, W.D. 1960AN....285..249H
Hei1960b +orb AN 285, 249, 1960
Hei1960c orb - Heintz, W.D. 1960AN....285..255H
Hei1960c AN 285, 255, 1960
Hei1961 Ma - Heintz, W.D. 1961JO.....44..158H
Hei1961 J. Obs. 44, 158, 1961
Hei1962 orb - Heintz, W.D. 1962VeMun...5..135H
Hei1962 Veroff. Sternw. Munchen 5, 135-160, 1962
Hei1963a orb - Heintz, W.D. 1963VeMun...5..247H
Hei1963a Veroff. Sternw. Munchen 5, 247-268, 1963
Hei1963b Ma - Heintz, W.D. 1963JO.....46....1H
Hei1963b J. Obs. 46, 1, 1963
Hei1963c orb - Heintz, W.D. 1963ZA.....57..159H
Hei1963c ZfAp 57, 159, 1963
Hei1965a Ma - Heintz, W.D. 1965JO.....48....5H
Hei1965a J. Obs. 48, 5-10, 1965
Hei1965b Po j Heintz, W.D. 1965AN....289..101H
Hei1965b AN 289, 101, 1965
Hei1965c orb - Heintz, W.D. 1965VeMun...7....7H
Hei1965c Veroff. Sternw. Munchen 7, 7-14, 1965
Hei1966 orb - Heintz, W.D. 1966VeMun...7...19H
Hei1966 Veroff. Sternw. Munchen 7, 19-28, 1966
Hei1967a orb - Heintz, W.D. 1967VeMun...7...29H
Hei1967a Veroff. Sternw. Munchen 7, 29-34, 1967
Hei1967b Ma - Heintz, W.D. 1967JO.....50..343H
Hei1967b +orb J. Obs. 50, 343, 1967
Hei1967c orb - Heintz, W.D. 1967AN....289..269H
Hei1967c AN 289, 269, 1967
Hei1967d orb - Heintz, W.D. 1967JO.....50..357H
Hei1967d J. Obs. 50, 357, 1967
Hei1968a orb - Heintz, W.D. 1968AJ.....73..512H
Hei1968a AJ 73, 512, 1968
Hei1968b orb - Heintz, W.D. 1968IAUDS..44....1H
Hei1968b Inf. Circ. 44, 1, 1968
Hei1969a orb - Heintz, W.D. 1969A&A.....1..249H
Hei1969a A&A 1, 249, 1969
Hei1969b orb - Heintz, W.D. 1969A&A.....2..169H
Hei1969b A&A 2, 169, 1969
Hei1969c orb - Heintz, W.D. 1969AJ.....74..768H
Hei1969c AJ 74, 768, 1969
Hei1969d orb - Heintz, W.D. 1969IAUDS..47....1H
Hei1969d Inf. Circ. 47, 1, 1969
Hei1970a Po j Heintz, W.D. 1970AJ.....75..848H
Hei1970a +orb AJ 75, 848, 1970
Hei1970b Ma - Heintz, W.D. 1970A&AS....1..393H
Hei1970b A&AS 1, 393, 1970
Hei1971 orb - Heintz, W.D. 1971AJ.....76..277H
Hei1971 AJ 76, 277, 1971
Hei1972 Po - Heintz, W.D. 1972AJ.....77..160H
Hei1972 +orb AJ 77, 160, 1972
Hei1973a orb - Heintz, W.D. 1973PASP...85..408H
Hei1973a PASP 85, 408, 1973
Hei1973b orb - Heintz, W.D. 1973AJ.....78..208H
Hei1973b AJ 78, 208, 1973
Hei1973c orb - Heintz, W.D. 1973AJ.....78..307H
Hei1973c AJ 78, 307, 1973
Hei1973d orb - Heintz, W.D. 1973IAUDS..60....1H
Hei1973d Inf. Circ. 60, 1, 1973
Hei1974a orb - Heintz, W.D. 1974ApJ...195..411H
Hei1974a ApJ 195, 411, 1974
Hei1974b orb - Heintz, W.D. 1974AJ.....79..397H
Hei1974b AJ 79, 397, 1974
Hei1974c Po j Heintz, W.D. 1974AJ.....79..819H
Hei1974c +orb AJ 79, 819, 1974
Hei1975a Ma - Heintz, W.D. 1975ApJS...29..315H
Hei1975a +Po ApJS 29, 315, 1975
Hei1975b orb - Heintz, W.D. 1975ApJS...29..331H
Hei1975b ApJS 29, 331, 1975
Hei1976 orb - Heintz, W.D. 1976ApJ...208..474H
Hei1976 ApJ 208, 474, 1976
Hei1978a orb - Heintz, W.D. 1978ApJS...37...71H
Hei1978a ApJS 37, 71, 1978
Hei1978b M+ - Heintz, W.D. 1978ApJS...37..343H
Hei1978b +Po ApJS 37, 343, 1978
Hei1978c orb - Heintz, W.D. 1978ApJS...37..515H
Hei1978c ApJS 37, 515, 1978
Hei1978d - Heintz, W.D. 1978ApJ...220..931H
Hei1978d ApJ 220, 931, 1978
Hei1979a orb - Heintz, W.D. 1979PASP...91..356H
Hei1979a PASP 91, 356, 1979
Hei1979b orb - Heintz, W.D. 1979ApJS...41..549H
Hei1979b ApJS 41, 549, 1979
Hei1979c orb - Heintz, W.D. 1979AJ.....84.1223H
Hei1979c AJ 84, 1223, 1979
Hei1979d orb - Heintz, W.D. 1979PASP...91..490H
Hei1979d PASP 91, 490, 1979
Hei1980a Ma j Heintz, W.D. 1980ApJS...44..111H
Hei1980a +Mb ApJS 44, 111, 1980
Hei1980b orb - Heintz, W.D. 1980IAUDS..82....1H
Hei1980b Inf. Circ. 82, 1, 1980
Hei1981a orb - Heintz, W.D. 1981ApJS...45..559H
Hei1981a ApJS 45, 559, 1981
Hei1981b orb - Heintz, W.D. 1981PASP...93...90H
Hei1981b PASP 93, 90, 1981
Hei1981c orb - Heintz, W.D. 1981PASP...93..328H
Hei1981c PASP 93, 328, 1981
Hei1981d orb - Heintz, W.D. 1981IAUDS..83....1H
Hei1981d Inf. Circ. 83, 1, 1981
Hei1981e - Heintz, W.D. 1981ApJS...46..247H
Hei1981e ApJS 46, 247, 1981
Hei1981f orb - Heintz, W.D. 1981IAUDS..84....1H
Hei1981f Inf. Circ. 84, 1, 1981
Hei1981g orb - Heintz, W.D. 1981IAUDS..85....1H
Hei1981g Inf. Circ. 85, 1, 1981
Hei1982a orb - Heintz, W.D. 1982Obs...102...42H
Hei1982a Observatory 102, 42, 1982
Hei1982b orb - Heintz, W.D. 1982IAUDS..86....1H
Hei1982b Inf. Circ. 86, 1, 1982
Hei1982c orb - Heintz, W.D. 1982A&AS...47..569H
Hei1982c A&AS 47, 569, 1982
Hei1982d orb - Heintz, W.D. 1982IAUDS..88....1H
Hei1982d Inf. Circ. 88, 1, 1982
Hei1982e orb - Heintz, W.D. 1982PASP...94..705H
Hei1982e PASP 94, 705, 1982
Hei1983a M+ j Heintz, W.D. 1983ApJS...51..249H
Hei1983a +Po ApJS 51, 249, 1983
Hei1983b orb - Heintz, W.D. 1983IAUDS..89....1H
Hei1983b Inf. Circ. 89, 1, 1983
Hei1983c orb - Heintz, W.D. 1983IAUDS..90....1H
Hei1983c Inf. Circ. 90, 1, 1983
Hei1983d orb - Heintz, W.D. 1983IAUDS..91....1H
Hei1983d Inf. Circ. 91, 1, 1983
Hei1984a orb - Heintz, W.D. 1984AJ.....89.1063H
Hei1984a AJ 89, 1063, 1984
Hei1984b orb - Heintz, W.D. 1984A&AS...56....5H
Hei1984b A&AS 56, 5, 1984
Hei1984c orb - Heintz, W.D. 1984ApJ...284..806H
Hei1984c ApJ 284, 806, 1984
Hei1984d orb - Heintz, W.D. 1984IAUDS..92....1H
Hei1984d Inf. Circ. 92, 1, 1984
Hei1984e orb - Heintz, W.D. 1984IAUDS..93....1H
Hei1984e Inf. Circ. 93, 1, 1984
Hei1984f orb - Heintz, W.D. 1984IAUDS..94....1H
Hei1984f Inf. Circ. 94, 1, 1984
Hei1984g orb - Heintz, W.D. 1984Obs...104...88H
Hei1984g Observatory 104, 88, 1984
Hei1984h orb - Heintz, W.D. 1984PASP...96..439H
Hei1984h PASP 96, 439 1984
Hei1984i Po - Heintz, W.D. & Borgman, E.R. 1984AJ.....89.1068H
Hei1984i AJ 89, 1068, 1984
Hei1985a M+ j Heintz, W.D. 1985ApJS...58..439H
Hei1985a +Po ApJS 58, 439, 1985
Hei1985b orb - Heintz, W.D. 1985IAUDS..95....1H
Hei1985b Inf. Circ. 95, 1, 1985
Hei1985c orb - Heintz, W.D. 1985IAUDS..96....1H
Hei1985c Inf. Circ. 96, 1, 1985
Hei1985d orb - Heintz, W.D. 1985IAUDS..97....1H
Hei1985d Inf. Circ. 97, 1, 1985
Hei1986a orb - Heintz, W.D. 1986A&AS...64....1H
Hei1986a A&AS 64, 1, 1986
Hei1986b orb - Heintz, W.D. 1986A&AS...65..411H
Hei1986b A&AS 65, 411, 1986
Hei1987a M+ j Heintz, W.D. 1987ApJS...65..161H
Hei1987a +Po ApJS 65, 161, 1987
Hei1987b orb - Heintz, W.D. 1987PASP...99.1084H
Hei1987b PASP 99, 1084, 1987
Hei1987c orb - Heintz, W.D. 1987AJ.....94.1077H
Hei1987c AJ 94, 1077, 1987
Hei1988a orb - Heintz, W.D. 1988PASP..100..834H
Hei1988a PASP 100, 834, 1988
Hei1988b orb - Heintz, W.D. 1988PASP..100..839H
Hei1988b PASP 100, 839, 1988
Hei1988c orb - Heintz, W.D. 1988JRASC..82..140H
Hei1988c JRASC 82, 140, 1988
Hei1988d orb - Heintz, W.D. 1988A&AS...72..543H
Hei1988d A&AS 72, 543, 1988
Hei1989a orb - Heintz, W.D. 1989PASP..101..510H
Hei1989a PASP 101, 510, 1989
Hei1989b orb - Heintz, W.D. 1989A&A...217..145H
Hei1989b A&A 217, 145, 1989
Hei1990a orb - Heintz, W.D. 1990Obs...110..131H
Hei1990a Obs 110, 131, 1990
Hei1990b M+ j Heintz, W.D. 1990ApJS...74..275H
Hei1990b +Po ApJS 74, 275, 1990
Hei1990c orb - Heintz, W.D. 1990A&AS...82...65H
Hei1990c A&AS 82, 65, 1990
Hei1990d orb - Heintz, W.D. 1990AJ.....99..420H
Hei1990d AJ 99, 420, 1990
Hei1991 orb - Heintz, W.D. 1991A&AS...90..311H
Hei1991 A&AS 90, 311, 1991
Hei1992a M+ j Heintz, W.D. 1992ApJS...83..351H
Hei1992a +Po ApJS 83, 351, 1992
Hei1992b orb - Heintz, W.D. & Cantor, B. 1992Obs...112..286H
Hei1992b Obs 112, 286, 1992
Hei1993a orb - Heintz, W.D. 1993PASP..105...44H
Hei1993a PASP 105, 44, 1993
Hei1993b orb - Heintz, W.D. & Strom, C. 1993PASP..105..293H
Hei1993b PASP 105, 293, 1993
Hei1993c orb - Heintz, W.D. 1993PASP..105..586H
Hei1993c PASP 105, 586, 1993
Hei1993d orb - Heintz, W.D. 1993A&AS...98..209H
Hei1993d A&AS 98, 209, 1993
Hei1993e orb - Heintz, W.D. 1993AJ....105.1188H
Hei1993e AJ 105, 1188, 1993
Hei1994a orb - Heintz, W.D. 1994AJ....108.2338H
Hei1994a AJ 108, 2338, 1994
Hei1994b orb - Heintz, W.D. & Cantor, B. 1994PASP..106..363H
Hei1994b PASP 106, 363, 1994
Hei1995 Ma j Heintz, W.D. 1995ApJS...99..693H
Hei1995 +Po ApJS 99, 693, 1995
Hei1995 +orb
Hei1996a Ma j Heintz, W.D. 1996ApJS..105..475H
Hei1996a +orb ApJS 105, 475, 1996
Hei1996b orb - Heintz, W.D. 1996AJ....111..408H
Hei1996b AJ 111, 408, 1996
Hei1996c orb - Heintz, W.D. 1996AJ....111..412H
Hei1996c AJ 111, 412, 1996
Hei1997 orb - Heintz, W.D. 1997ApJS..111..335H
Hei1997 ApJS 111, 335, 1997
Hei1998 Ma j Heintz, W.D. 1998ApJS..117..587H
Hei1998 +orb ApJS 117, 587, 1998
Hei2000 Ma - Heintz, W.D. ...................
Hei2000 +orb private communication, 2000
Hei2000 +C
Hei2001 orb - Heintz, W.D. 2001IAUDS.143Q...1H
Hei2001 +C Inf. Circ. 143, 1, 2001
Sei1908 Pa - Scheiner, J. 1908POPot..59.....S
Sei1908 +Po Pub. Obs. Potsdam 20, #59, 1908
Sei1913A Pa - Scheiner, J. 1913QB811.B8.......
Sei1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A Pa - Scheiner, J. 1932QB821.A43......
Sei1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21268+3731 COU1821 Da,Db 2007 5 93 0.7 10.37 10.39 N 212643.73+373242.4
21268+3731 COU1821 Da,Db 2014 7 96 0.7 10.37 10.39 212643.73+373242.4

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 21268+3731 COU 1821 Da,Db : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21268+3731 COU 1821 Da,Db : MEASURES
 
 
No records found.

 
 
WDS 21268+3731 : VIRTUAL EYEPIECE
 
 

21268+3731 SEI1516A mag 7.91 Sp K0 21268+3731 SEI1516B sep 3.8 P.A. 340.00 mag 9.6 21268+3731 HEI9004C sep 20.2 P.A. 276.00 mag 12.75 21268+3731 COU1821D sep 109.3 P.A. 334.50 mag 10.37 21268+3731 COU1821Db sep 109.0 P.A. 334.80 mag 10.39 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21268+3731 : ALADIN DSS IMAGE @ 21h 26m 43.73s +37° 32' 42.4"
 
 
 
 
WDS 21268+3731 COU 1821 Da,Db : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21268+3731 COU1821Da,Db distance=0' 21268+3731 SEI1516AB distance=2' 21268+3731 HEI9004AC distance=2' 21268+3731 HEI9004AD distance=2' 21272+3752 ES 2520 distance=21' 21264+3712 SEI1514 distance=22' 21278+3715 SEI1518 distance=22' 21284+3745 TDT2983 distance=24' 21243+3740 WSI 7 distance=31' 21249+3711 TDS1126 distance=31' 21252+3708 SEI1513 distance=31' 21241+3741 SEI1458 distance=32' 21287+3755 KPP1064 distance=33' 21295+3728 SEI1519 distance=34' 21238+3721 STFA 55CD distance=37' 21238+3721 STFA 55CE distance=37' 21238+3721 STFA 55AB distance=37' 21238+3721 STFA 55AC distance=37' 21238+3721 STFA 55AF distance=37' 21250+3814 TDT2950 distance=47' 21233+3801 ES 2519 distance=48' 21226+3744 COU1820 distance=51' 21228+3754 WIS 349 distance=51' 21257+3824 TDT2955 distance=54' 21258+3640 FYM 124CD distance=54' 21258+3640 S 790AB distance=54' 21258+3640 S 790AC distance=54' 21305+3701 SEI1521AB distance=55' 21305+3701 GII 102Aa,Ab distance=55' 21221+3734 ES 2517 distance=55' 21233+3810 ALI 690 distance=55' 21283+3640 CRB 142 distance=56' 21317+3730 GRV 474 distance=60' 21285+3636 ALI 443 distance=61' 21294+3640 CRB 16 distance=62' 21231+3647 ES 2124 distance=62' 21278+3835 KU 61AB distance=64' 21278+3835 KU 61AC distance=64' 21278+3835 KU 61AD distance=64' 21215+3719 ROE 24AB distance=64' 21215+3719 ROE 24AD distance=64' 21215+3719 ROE 24AC distance=64' 21231+3821 ALI 689 distance=64' 21295+3635 ES 2128AB distance=65' 21295+3635 ES 2128AC distance=65' 21215+3719 ROE 23CD distance=65' 21271+3627 SEI1517 distance=66' 21311+3652 HJ 1653 distance=67' 21252+3629 CBL 93 distance=67' 21247+3631 ES 2126AB distance=67' 21247+3631 WSI 23AC distance=67' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 21268+3731 COU1821 Da,Db 96 0.7
Show 21268+3731 SEI1516 AB 335 3.9 2
Show 21268+3731 HEI9004 AC 275 25.5 2
Show 21268+3731 HEI9004 AD 335 109.8 2
Show 21272+3752 ES 2520 238 6.2 21
Show 21264+3712 SEI1514 184 12.0 22
Show 21278+3715 SEI1518 143 15.5 22
Show 21284+3745 TDT2983 111 0.5 24
Show 21243+3740 WSI 7 44 0.1 31
Show 21249+3711 TDS1126 314 1.9 31
Show 21252+3708 SEI1513 90 14.5 31
Show 21241+3741 SEI1458 312 7.9 32
Show 21287+3755 KPP1064 246 8.5 33
Show 21295+3728 SEI1519 181 13.8 34
Show 21238+3721 STFA 55 CD 183 12.8 37
Show 21238+3721 STFA 55 CE 320 17.7 37
Show 21238+3721 STFA 55 AB 304 364.1 37
Show 21238+3721 STFA 55 AC 154 178.3 37
Show 21238+3721 STFA 55 AF 201 22.8 37
Show 21250+3814 TDT2950 200 1.6 47
Show 21233+3801 ES 2519 224 6.5 48
Show 21226+3744 COU1820 319 1.4 51
Show 21228+3754 WIS 349 176 44.9 51
Show 21257+3824 TDT2955 18 0.5 54
Show 21258+3640 FYM 124 CD 84 19.4 54
Show 21258+3640 S 790 AB 28 34.5 54
Show 21258+3640 S 790 AC 99 53.1 54
Show 21305+3701 SEI1521 AB 225 2.9 55
Show 21305+3701 GII 102 Aa,Ab 306 0.4 55
Show 21221+3734 ES 2517 115 5.3 55
Show 21233+3810 ALI 690 65 8.8 55
Show 21283+3640 CRB 142 46 25.7 56
Show 21317+3730 GRV 474 236 24.6 60
Show 21285+3636 ALI 443 298 4.3 61
Show 21294+3640 CRB 16 56 111.6 62
Show 21231+3647 ES 2124 263 7.6 62
Show 21278+3835 KU 61 AB 271 3.9 64
Show 21278+3835 KU 61 AC 206 14.3 64
Show 21278+3835 KU 61 AD 235 25.7 64
Show 21215+3719 ROE 24 AB 168 10.3 64
Show 21215+3719 ROE 24 AD 266 81.7 64
Show 21215+3719 ROE 24 AC 266 68.7 64
Show 21231+3821 ALI 689 107 14.6 64
Show 21295+3635 ES 2128 AB 304 7.2 65
Show 21295+3635 ES 2128 AC 101 24.9 65
Show 21215+3719 ROE 23 CD 261 13.1 65
Show 21271+3627 SEI1517 80 16.3 66
Show 21311+3652 HJ 1653 195 19.5 67
Show 21252+3629 CBL 93 56 12.9 67
Show 21247+3631 ES 2126 AB 170 4.1 67
Show 21247+3631 WSI 23 AC 84 9.0 67

 
 
WDS 21268+3731 : COMPONENTS
 
 
  A B C D
B pa=340.0°
sep=3.81"
 
C pa=276.0°
sep=20.23"
pa=265.6°
sep=18.87"
 
D pa=334.5°
sep=109.31"
pa=334.3°
sep=105.52"
pa=344.4°
sep=100.24"
 
Db pa=334.8°
sep=109.03"
pa=334.6°
sep=105.23"
pa=344.7°
sep=100.03"
pa=97.6°
sep=0.53"
 
 
21268+3731 A
 
 
Name HD 204324 Coord arcsec 2000 212647.68+373103.7 Mag 7.91 Spectral class K0 (yellow-orange)
PmRA -7.00 PmDE -64.0 SAO 71348 HIP 105894
Tycho2 3182-00970-1 HD 204324 BD BD+36 4564
Tycho2
Tycho2 3182-00970-1 Pflag RAmdeg 321.69864257 DEmdeg 37.51763725
PmRA -1.4 PmDE -21.4 E RAmdeg 5 E DEmdeg 5
E pmRA 0.9 E pmDE 0.9 EpRAm 1990.98 EpDEm 1991.16
Num 14 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.8
Q pmDE 1.2 BTmag 9.642 E BTmag 0.018 VTmag 7.911
E VTmag 0.010 Prox 999 TYC T HIP 105894
CCDM RAdeg 321.69864722 DEdeg 37.51768667 EpRA 1990 1.60
EpDE 1990 1.67 E RAdeg 5.0 E DEdeg 4.8 Posflg
Corr 0.1
SAO
SAO 71348 DelFlag RA1950 PmRA1950 -0.0013
DE1950 PmDE1950 -0.008 Vmag 7.6 SpType K0
Double code Source 5 CatNum 2119 DM BD+36 4564
DMcomp BDsup HD 204324 M HD 0
GC RA1950rad 5.60582918 DE1950rad 0.65101475 PmRA2000 -0.0011
PmDE2000 -0.011
Hipparcos
Catalog H HIP 105894 Proxy RAhms 21 26 47.68
DEdms +37 31 03.7 Vmag 7.76 VarFlag R Vmag H
RAdeg 321.699 DEdeg 37.5177 AstroRef Plx 2.96
CCDM 21268+3731 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 204324 BD BD+36 4564
CD CP Dm number +36 4564 VIred 1.38
SpType K0 R SpType Coord arcsec 2000 212647.68+373103.7
Hipparcos 2
HIP 105894 Sn 5 So 0 Nc 1
RArad 5.6147006006 DErad 0.6548071726 Plx 3.18 PmRA -0.42
PmDE -22.35 E RArad 0.34 E DErad 0.4 E Plx 0.62
E pmRA 0.39 E pmDE 0.48 Hpmag 7.8993 E Hpmag 0.0013
SHp 0.013 VA 0 BV 1.447 E BV 0.017
VI 1.45
CCDM
Ccdm 21268+3731 RComp Comp A Note1
Note2 Discov num DRAs -0.32 DDEs 3.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.1 Sp K0 PmNote *
PmRA -1 PmDE -21 Dm number +36 4564 Cat1 BD
Name2 71348 Cat2 SAO HD 204324 M HD
ADS BDS A14990 M ADS BDS N IDS IDS 21227N3705A
HIC 105894
 
 
21268+3731 B
 
 
Coord arcsec 2000 212647.57+373107.3 Mag 9.6 Calc delta mag 1.69 Calc coord yes
CCDM
Ccdm 21268+3731 RComp Comp B Note1
Note2 Discov num SEI1516 DRAs DDEs
R dRAs Year 1895 Theta 339 Rho 4.1
Obs 1 Vmag 9.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14990 M ADS BDS N IDS IDS 21227N3705B
HIC 105894
 
 
21268+3731 C
 
 
Coord arcsec 2000 212645.99+373105.8 Mag 12.75 PmRA -4.00 PmDE -13.0
Calc delta mag 4.84 Calc coord yes
 
 
21268+3731 D
 
 
Coord arcsec 2000 212643.73+373242.4 Coord calc 212644.56+373243.0 Mag 10.37 Mag composta 9.73
PmRA 9.00 PmDE 2.0 Tycho2 3182-04392-1 Calc delta mag 2.46
Tycho2
Tycho2 3182-04392-1 Pflag RAmdeg 321.68228407 DEmdeg 37.54513389
PmRA 8.6 PmDE 2.2 E RAmdeg 12 E DEmdeg 12
E pmRA 1.3 E pmDE 1.3 EpRAm 1990.17 EpDEm 1990.22
Num 6 Q RAmdeg 0.8 Q DEmdeg 0.7 Q pmRA 0.8
Q pmDE 0.7 BTmag 10.250 E BTmag 0.023 VTmag 9.733
E VTmag 0.021 Prox 302 TYC T HIP
CCDM RAdeg 321.68225944 DEdeg 37.54512944 EpRA 1990 1.60
EpDE 1990 1.68 E RAdeg 12.4 E DEdeg 12.0 Posflg
Corr 0.0
 
 
21268+3731 Db
 
 
Coord arcsec 2000 212643.77+373242.3 Mag 10.39 PmRA 9.00 PmDE 2.0
Calc delta mag 2.48 Calc coord yes