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Doubles in session


Current system
20016+3435
COU 1947
HD 189983


Nearby doubles
10' : 20013+3426
SEI 790

14' : 20025+3427
SEI 811

15' : 20004+3434
SEI 779

17' : 20012+3451
SEI 788

18' : 20015+3452
POP 63

19' : 20002+3429
POP 61

19' : 20016+3417
SEI 793

22' : 20001+3423
HU 1308AB

23' : 20025+3450
SEI 812

23' : 19598+3432
LEP 168

23' : 20005+3418
SEI 780

23' : 20031+3421
BKO 525

24' : 20034+3432
TDS1036

25' : 20032+3421
SEI 820

26' : 20020+3411
SEI 800

26' : 20030+3416
BKO 524

27' : 20035+3448
SEI 824

28' : 20034+3420
SEI 823

30' : 20002+3459
SEI 776

33' : 19594+3454
GAT 28

34' : 20043+3431
SEI 836

35' : 19589+3447
TDT1897

36' : 20041+3419
SEI 834

36' : 20016+3358
SEI 794

39' : 19586+3424
SEI 754AB

40' : 20033+3403
SEI 822



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.

20016+3435 COU 1947 (HD 189983)

 
 
20h 01m 33.86s +34° 34' 59.1" P.A. 91.00 sep 0.3 mag 8.86,10.05 Sp B8V dist. 289.86 pc (945.52 l.y.)
 
 
Coord 2000 20016+3435 Discov num COU1947 Comp Coord arcsec 2000 20 01 33.86 +34 34 59.1
Date first 1981 Date last 2014 Obs 7
Pa first 94 Pa last 90.9 P.A. Now (θ) 90.9°
Sep first 0.3 Sep last 0.327 Sep. Now (ρ) 0.327"
Mag pri 8.86 Mag sec 10.05 delta mag (ΔM) 1.19 Spectral class B8V (blue-white)
Pri motion ra +005 Sec motion ra
Pri motion dec +006 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 189983 Constellation Cygnus SAO 69276 HIP 98593
Tycho2 2678-01481-1 Gaia DR2 2058545943466190976 HD 189983 BD BD+34 3840
Distance 289.86 Distance ly 945.52
 
 
WDS 20016+3435 COU 1947 (HD 189983) : 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)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20016+3435 COU1947 1996 3 91 0.3 8.86 10.05 B8V 200133.86+343459.1
20016+3435 COU1947 2007 4 92 0.3 8.86 10.05 B8V 200133.86+343459.1
20016+3435 COU1947 2009 5 88 0.3 8.86 10.05 B8V 200133.86+343459.1
20016+3435 COU1947 2011 6 91 0.2 8.86 10.05 B8V 200133.86+343459.1
20016+3435 COU1947 2014 7 91 0.3 8.86 10.05 B8V 200133.86+343459.1

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

 
 
WDS 20016+3435 COU 1947 (HD 189983) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20016+3435 COU 1947 (HD 189983) : MEASURES
 
 
No records found.

 
 
WDS 20016+3435 (HD 189983) : VIRTUAL EYEPIECE
 
 

20016+3435 COU1947A mag 8.86 Sp B8V 20016+3435 COU1947B sep 0.3 P.A. 91.10 mag 10.05 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20016+3435 (HD 189983) : ALADIN DSS IMAGE @ 20h 01m 33.86s +34° 34' 59.1"
 
 
 
 
WDS 20016+3435 COU 1947 (HD 189983) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20016+3435 COU1947 distance=1' 20013+3426 SEI 790 distance=10' 20025+3427 SEI 811 distance=14' 20004+3434 SEI 779 distance=15' 20012+3451 SEI 788 distance=17' 20015+3452 POP 63 distance=18' 20002+3429 POP 61 distance=19' 20016+3417 SEI 793 distance=19' 20001+3423 HU 1308AB distance=22' 20001+3423 SCA 180AC distance=22' 20001+3423 SCA 180BC distance=22' 20025+3450 SEI 812 distance=23' 19598+3432 LEP 168 distance=23' 20005+3418 SEI 780 distance=23' 20031+3421 BKO 525 distance=23' 20034+3432 TDS1036 distance=24' 20032+3421 SEI 820 distance=25' 20020+3411 SEI 800 distance=26' 20030+3416 BKO 524 distance=26' 20035+3448 SEI 824 distance=27' 20034+3420 SEI 823 distance=28' 20002+3459 SEI 776 distance=30' 19594+3454 GAT 28 distance=33' 20043+3431 SEI 836 distance=34' 19589+3447 TDT1897 distance=35' 20041+3419 SEI 834 distance=36' 20016+3358 SEI 794 distance=36' 19586+3424 SEI 754AB distance=39' 19586+3424 WSI 147AC distance=39' 20033+3403 SEI 822 distance=40' 19592+3503 SEI 761 distance=41' 20046+3455 SEI 838 distance=41' 20049+3431 BKO 526 distance=42' 20027+3355 BKO 522BC distance=43' 20047+3451 POP 193 distance=43' 20027+3355 BKO 522AB distance=43' 20027+3355 BKO 522AD distance=43' 19596+3510 SEI 774 distance=43' 19597+3359 FRT 2AB distance=43' 19597+3359 FRT 2AC distance=43' 19597+3359 FRT 2AD distance=43' 20027+3355 BKO 522DE distance=43' 20023+3354 SEI 804 distance=43' 20032+3357 SEI 821 distance=44' 20006+3518 POP 62BC distance=44' 19581+3422 SEI 752 distance=45' 20006+3518 POP 62A,BC distance=45' 19587+3502 TDT1894 distance=45' 20024+3519 ES 202CD distance=45' 20024+3519 ES 202AB distance=45' 20024+3519 ES 202AC distance=45' 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 20016+3435 COU1947 91 0.3 1
Show 20013+3426 SEI 790 116 24.9 10
Show 20025+3427 SEI 811 79 19.9 14
Show 20004+3434 SEI 779 116 16.5 15
Show 20012+3451 SEI 788 149 29.0 17
Show 20015+3452 POP 63 62 4.7 18
Show 20002+3429 POP 61 11 4.3 19
Show 20016+3417 SEI 793 27 4.0 19
Show 20001+3423 HU 1308 AB 28 0.5 22
Show 20001+3423 SCA 180 AC 35 0.4 22
Show 20001+3423 SCA 180 BC 186 0.1 22
Show 20025+3450 SEI 812 156 6.8 23
Show 19598+3432 LEP 168 167 4.7 23
Show 20005+3418 SEI 780 141 5.7 23
Show 20031+3421 BKO 525 308 11.5 23
Show 20034+3432 TDS1036 4 1.2 24
Show 20032+3421 SEI 820 91 10.8 25
Show 20020+3411 SEI 800 350 24.9 26
Show 20030+3416 BKO 524 62 13.9 26
Show 20035+3448 SEI 824 323 11.1 27
Show 20034+3420 SEI 823 232 17.2 28
Show 20002+3459 SEI 776 156 13.4 30
Show 19594+3454 GAT 28 129 1.4 33
Show 20043+3431 SEI 836 6 16.4 34
Show 19589+3447 TDT1897 30 1.3 35
Show 20041+3419 SEI 834 135 21.9 36
Show 20016+3358 SEI 794 193 3.8 36
Show 19586+3424 SEI 754 AB 359 28.5 39
Show 19586+3424 WSI 147 AC 74 8.5 39
Show 20033+3403 SEI 822 212 24.3 40
Show 19592+3503 SEI 761 186 20.2 41
Show 20046+3455 SEI 838 205 27.3 41
Show 20049+3431 BKO 526 41 10.8 42
Show 20027+3355 BKO 522 BC 15 1.9 43
Show 20047+3451 POP 193 98 5.0 43
Show 20027+3355 BKO 522 AB 340 6.8 43
Show 20027+3355 BKO 522 AD 199 10.6 43
Show 19596+3510 SEI 774 105 25.4 43
Show 19597+3359 FRT 2 AB 237 6.9 43
Show 19597+3359 FRT 2 AC 311 3.0 43
Show 19597+3359 FRT 2 AD 63 7.0 43
Show 20027+3355 BKO 522 DE 154 4.4 43
Show 20023+3354 SEI 804 270 27.4 43
Show 20032+3357 SEI 821 93 29.2 44
Show 20006+3518 POP 62 BC 69 4.4 44
Show 19581+3422 SEI 752 71 10.0 45
Show 20006+3518 POP 62 A,BC 161 31.2 45
Show 19587+3502 TDT1894 33 1.5 45
Show 20024+3519 ES 202 CD 109 14.2 45
Show 20024+3519 ES 202 AB 100 17.8 45
Show 20024+3519 ES 202 AC 164 11.8 45

 
 
WDS 20016+3435 : COMPONENTS
 
 
  A
B pa=91.1°
sep=0.27"
 
 
20016+3435 A
 
 
Componente originario normalizzato AB Name HD 189983 Coord arcsec 2000 200133.86+343459.1 Mag 8.86
Spectral class B8V (blue-white) PmRA 5.00 PmDE 6.0 SAO 69276
HIP 98593 Tycho2 2678-01481-1 HD 189983 BD BD+34 3840
Tycho2
Tycho2 2678-01481-1 Pflag RAmdeg 300.39111388 DEmdeg 34.58309400
PmRA 8.5 PmDE -1.8 E RAmdeg 6 E DEmdeg 6
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.11 EpDEm 1991.33
Num 8 Q RAmdeg 1.3 Q DEmdeg 0.7 Q pmRA 1.3
Q pmDE 0.7 BTmag 8.584 E BTmag 0.016 VTmag 8.538
E VTmag 0.012 Prox 756 TYC T HIP 98593
CCDM AB RAdeg 300.39108944 DEdeg 34.58309833 EpRA 1990 1.57
EpDE 1990 1.78 E RAdeg 6.2 E DEdeg 5.6 Posflg P
Corr 0.1
SAO
SAO 69276 DelFlag RA1950 PmRA1950 0.0009
DE1950 PmDE1950 -0.002 Vmag 8.6 SpType A0
Double code Source 6 CatNum 1964 DM BD+34 3840
DMcomp BDsup HD 189983 M HD 0
GC RA1950rad 5.23451704 DE1950rad 0.60114881 PmRA2000 0.0011
PmDE2000 -0.004
Hipparcos
Catalog H HIP 98593 Proxy H RAhms 20 01 33.86
DEdms +34 34 59.1 Vmag 8.54 VarFlag R Vmag G
RAdeg 300.391 DEdeg 34.5831 AstroRef * Plx 1.87
CCDM 20016+3435 N CCDM M Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 93 Rho 0.269 HD 189983 BD BD+34 3840
CD CP Dm number +34 3840 VIred 0.03
SpType B8V R SpType Coord arcsec 2000 200133.86+343459.1
Hipparcos 2
HIP 98593 Sn 55 So 3 Nc 2
RArad 5.2428135835 DErad 0.6035888843 Plx 3.45 PmRA 7.31
PmDE -3.73 E RArad 0.66 E DErad 0.6 E Plx 0.83
E pmRA 0.72 E pmDE 0.64 Hpmag 8.5452 E Hpmag 0.0015
SHp 0.015 VA 0 BV 0.01 E BV 0.015
VI 0.03
CCDM
Ccdm 20016+3435 RComp Comp A Note1
Note2 Discov num DRAs -2.09 DDEs -0.8
R dRAs 81 Year Theta Rho
Obs 2 Vmag 8.5 Sp A0 PmNote @
PmRA 17 PmDE 0 Dm number +34 3840 Cat1 BD
Name2 +34 1964 Cat2 AGK2/3 HD 189983 M HD
ADS BDS M ADS BDS N IDS IDS 19578N3418A
HIC 98593
 
 
20016+3435 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200133.88+343459.1 Mag 10.05 Calc delta mag 1.19
Calc coord yes
CCDM
Ccdm 20016+3435 RComp Comp B Note1
Note2 Discov num COU1947 DRAs DDEs
R dRAs Year 1981 Theta 94 Rho 0.3
Obs 1 Vmag 9.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19578N3418B
HIC 98593