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Doubles in session


Current system
20599+4016
LSC 1 Aa1,2


Nearby doubles
12' : 21000+4004
KUI 103AB

12' : 21002+4027
TDT2688

21' : 21010+3959
A 1438

23' : 20588+3957
TDT2670

23' : 20596+3953
SEI1358

28' : 20591+3950
BKO 479

28' : 21014+4037
HDS2995

31' : 20592+3946
BKO 481

32' : 21012+3949
SEI1369

33' : 20590+3945
SEI1349

33' : 21014+3948
SEI1370

33' : 20591+3944
BKO 480

35' : 20592+3941
SEI1351AB

35' : 20581+4043
COU2430AB

38' : 20587+3942
BKO 477

38' : 21008+3940
SEI1364

38' : 21032+4024
ES 1986

40' : 21031+3959
LDS2483AB

45' : 20591+3932
TOB 205

46' : 20589+3931
SEI1348

46' : 20577+3943
COU2429

46' : 21029+3946
SEI1379

46' : 21019+4055
TDT2704

51' : 20593+3925
SEI1353

51' : 20556+4004
TDT2634

51' : 20576+4058
A 400



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20599+4016 LSC 1 Aa1,2

 
 
20h 59m 55.28s +40° 15' 31.8" P.A. 257.00 sep 0.0 mag 7.00,8.20 Sp F8V dist. 40.95 pc (133.58 l.y.)
 
 
Coord 2000 20599+4016 Discov num LSC   1 Comp Aa1,2 Coord arcsec 2000 20 59 55.28 +40 15 31.8
Date first 2012 Date last 2012 Obs 2
Pa first 258 Pa last 256.7 P.A. Now (θ) 256.7°
Sep first 0.0 Sep last 0.023 Sep. Now (ρ) 0.023"
Mag pri 7.00 Mag sec 8.20 delta mag (ΔM) 1.2 Spectral class F8V (yellow-white)
Pri motion ra +232 Sec motion ra
Pri motion dec +210 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
20599+4016 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 50331 20 59 55 +40 15 32 LSC 1 Aa1,2 2012 2 257 0.0 7.00 8.20 1.20 Y <===
Show 50331 20 59 55 +40 15 32 COU 2431 Aa,Ab 2018 12 205 2.2 6.66 10.80 4.14
Show HD 200077 50331 20 59 55 +40 15 32 ENG 79 AB 2003 10 219 165.9 6.66 9.76 3.10
Show 50331 20 59 55 +40 15 32 BUP 221 AC 2003 9 154 210.3 6.66 9.71 3.05
Show 50331 20 59 55 +40 15 32 LEP 98 AD 2016 8 258 999.9 6.66 10.90 4.24
Show 20 59 46 +40 13 24 BUP 221 BC 2015 13 107 203.7 9.76 9.71 0.05
Show 21 00 03 +40 12 23 SEI 1363 CR 2015 25 37 8.7 9.71 10.67 0.96
Show 20 58 11 +40 11 29 HDS 2989 Da,Db 2018 11 143 0.1 11.16 12.46 1.30 Y
Show 20 58 11 +40 11 29 RAO 72 DE 2012 3 118 19.8 11.00 15.80 4.80
Ninefold system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 50331 HIP 103641 Tycho2 3171-01508-1
Gaia DR2 1873356986678591744 HD 200077 BD BD+39 4400 Distance 40.95
Distance ly 133.58