20405+4343 COU 2540

 
 
20h 40m 29.01s +43° 43' 12.0" P.A. 117.00 sep 0.4 mag 10.90,11.70
 
 
Coord 2000 20405+4343 Discov num COU2540 Comp Coord arcsec 2000 20 40 29.01 +43 43 12.0
Date first 1988 Date last 2008 Obs 2
Pa first 103 Pa last 117.1 P.A. Now (θ) 117.1°
Sep first 0.4 Sep last 0.388 Sep. Now (ρ) 0.388"
Mag pri 10.90 Mag sec 11.70 delta mag (ΔM) 0.8 Spectral class
Pri motion ra +016 Sec motion ra
Pri motion dec +010 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3178-00716-1 Gaia DR2 2069660077547174272
 
 
WDS 20405+4343 COU 2540 : 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
20405+4343 COU2540 1988 1 103 0.4 10.00 10.80
20405+4343 COU2540 2008 2 117 0.4 10.90 11.70 204029.01+434312.0

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WDS 20405+4343 COU 2540 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20405+4343 COU 2540 : MEASURES
 
 
No records found.

 
 
WDS 20405+4343 : VIRTUAL EYEPIECE
 
 

20405+4343 COU2540A mag 10.9 20405+4343 COU2540B sep 0.3 P.A. 125.30 mag 11.7 virtual eyepiece
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Radius:
Components only
 
 
WDS 20405+4343 : ALADIN DSS IMAGE @ 20h 40m 29.01s +43° 43' 12.0"
 
 
 
 
WDS 20405+4343 COU 2540 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20405+4343  COU2540 distance=1' 20404+4345  GII  99 distance=3' 20415+4336  BVD 270 distance=14' 20416+4350  ES 1445 distance=15' 20400+4405  KPP2366 distance=23' 20407+4321  STF2719 distance=23' 20394+4318  COU2539 distance=28' 20413+4314  BRT2270 distance=31' 20393+4315  DAM 217 distance=32' 20429+4311  ES 1446 distance=42' 20416+4424  COU2541 distance=44' 20437+4318  ES 1447 distance=44' 20373+4417  TDT2429 distance=49' 20449+4332  ES 1448 distance=50' 20452+4337  ES 1449 distance=52' 20455+4338  A   611 distance=55' 20432+4431  COU2422 distance=56' 20386+4438  ES  667 distance=59' 20348+4334  ES 1444AB distance=63' 20348+4334  ES 1444AC distance=63' 20461+4353  GRV 378 distance=63' 20449+4425  ES 1332 distance=63' 20461+4410  BRT2275 distance=66' 20342+4327  A   396AB distance=70' 20342+4327  A   396AC distance=70' 20342+4327  A   396AD distance=70' 20340+4352  TDT2377 distance=71' 20425+4235  GRV 369 distance=72' 20470+4335  GRV 380AB distance=72' 20470+4335  GRV 380AC distance=72' 20408+4231  CBL  84 distance=73' 20473+4345  COU2425 distance=75' 20375+4233  A   398 distance=78' 20353+4251  A   397AB distance=78' 20353+4251  A   397AB,C distance=78' 20476+4347  CHN  28 distance=78' 20433+4456  ES 2699 distance=79' 20432+4458  BKO 159 distance=81' 20474+4314  TDT2539 distance=81' 20399+4221  FMR 159 distance=83' 20434+4501  ES  668AB distance=84' 20434+4501  ES  668AC distance=84' 20434+4501  FYM 322AD distance=84' 20472+4427  COU2424 distance=86' 20376+4504  HJ 1555 distance=87' 20459+4448  ES 2701 distance=88' 20396+4215  GNS  11 distance=89' 20328+4418  COU2645 distance=90' 20322+4351  TDT2344 distance=91' 20461+4452  ES   30 distance=92' 20414+4517  H N  73 (Deneb) distance=95' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 20405+4343 COU2540 117 0.4 1
Show 20404+4345 GII 99 220 3.6 3
Show 20415+4336 BVD 270 76 26.0 14
Show 20416+4350 ES 1445 180 6.2 15
Show 20400+4405 KPP2366 145 20.3 23
Show 20407+4321 STF2719 142 14.2 23
Show 20394+4318 COU2539 64 0.4 28
Show 20413+4314 BRT2270 207 4.4 31
Show 20393+4315 DAM 217 281 9.7 32
Show 20429+4311 ES 1446 134 4.5 42
Show 20416+4424 COU2541 25 0.4 44
Show 20437+4318 ES 1447 308 2.4 44
Show 20373+4417 TDT2429 84 0.5 49
Show 20449+4332 ES 1448 142 2.0 50
Show 20452+4337 ES 1449 57 6.7 52
Show 20455+4338 A 611 176 0.3 55
Show 20432+4431 COU2422 236 1.3 56
Show 20386+4438 ES 667 185 9.8 59
Show 20348+4334 ES 1444 AB 80 4.9 63
Show 20348+4334 ES 1444 AC 95 15.2 63
Show 20461+4353 GRV 378 135 35.3 63
Show 20449+4425 ES 1332 325 7.0 63
Show 20461+4410 BRT2275 10 2.8 66
Show 20342+4327 A 396 AB 140 1.7 70
Show 20342+4327 A 396 AC 115 34.2 70
Show 20342+4327 A 396 AD 219 33.4 70
Show 20340+4352 TDT2377 210 0.5 71
Show 20425+4235 GRV 369 26 24.8 72
Show 20470+4335 GRV 380 AB 16 21.4 72
Show 20470+4335 GRV 380 AC 312 44.6 72
Show 20408+4231 CBL 84 160 16.0 73
Show 20473+4345 COU2425 58 0.2 75
Show 20375+4233 A 398 22 1.7 78
Show 20353+4251 A 397 AB 182 1.3 78
Show 20353+4251 A 397 AB,C 302 53.7 78
Show 20476+4347 CHN 28 57 5.0 78
Show 20433+4456 ES 2699 296 40.1 79
Show 20432+4458 BKO 159 37 13.2 81
Show 20474+4314 TDT2539 77 0.5 81
Show 20399+4221 FMR 159 76 135.7 83
Show 20434+4501 ES 668 AB 68 5.2 84
Show 20434+4501 ES 668 AC 269 23.4 84
Show 20434+4501 FYM 322 AD 200 18.7 84
Show 20472+4427 COU2424 255 0.5 86
Show 20376+4504 HJ 1555 354 13.8 87
Show 20459+4448 ES 2701 81 50.9 88
Show 20396+4215 GNS 11 182 3.7 89
Show 20328+4418 COU2645 290 0.1 90
Show 20322+4351 TDT2344 338 0.8 91
Show 20461+4452 ES 30 57 17.1 92
Show Deneb 20414+4517 H N 73 105 75.6 95

 
 
WDS 20405+4343 : COMPONENTS
 
 
  A
B pa=125.3°
sep=0.31"
 
 
20405+4343 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204029.01+434312.0 Mag 10.9 PmRA 16.00
PmDE 10.0 Tycho2 3178-00716-1
Tycho2
Tycho2 3178-00716-1 Pflag RAmdeg 310.12088592 DEmdeg 43.72001498
PmRA 16.4 PmDE 10.4 E RAmdeg 22 E DEmdeg 22
E pmRA 1.5 E pmDE 1.4 EpRAm 1987.93 EpDEm 1987.71
Num 4 Q RAmdeg 0.6 Q DEmdeg 1.9 Q pmRA 0.6
Q pmDE 2.0 BTmag 10.865 E BTmag 0.042 VTmag 10.441
E VTmag 0.039 Prox 836 TYC T HIP
CCDM RAdeg 310.12083639 DEdeg 43.71999194 EpRA 1990 1.62
EpDE 1990 1.58 E RAdeg 24.9 E DEdeg 25.0 Posflg
Corr 0.0
 
 
20405+4343 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204029.03+434311.8 Mag 11.7 Calc delta mag 0.8
Calc coord yes