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Doubles in session


Current system
20060+3547
CIA 18 Aa,Ab


Nearby doubles
2' : 20060+3546
ES 25AB

2' : 20060+3545
SEI 858AB

5' : 20062+3544
SEI 867AB

5' : 20062+3551
SEI 869

5' : 20059+3552
SEI 856

5' : 20059+3542
SEI 854

6' : 20054+3549
SEI 846

7' : 20064+3543
SEI 877AB

8' : 20058+3554
SEI 849

9' : 20066+3544
RAO 518

10' : 20063+3538
SEI 871AB

11' : 20058+3556
ES 86AB

11' : 20054+3539
SEI 847AB

12' : 20057+3536
SHJ 316AB

12' : 20069+3546
SEI 885

12' : 20069+3545
SEI 886AB

13' : 20064+3558
BUP 204AB

13' : 20063+3535
SEI 873AB

14' : 20070+3554
SEI 887AB

15' : 20052+3536
TDT1958

17' : 20073+3553
SEI 892AB

18' : 20058+3605
SEI 853

18' : 20074+3553
SEI 894AB

19' : 20074+3543
STT 398AB

19' : 20060+3606
SEI 864

20' : 20074+3537
ALI 181



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20060+3547 CIA 18 Aa,Ab

 
 
20h 05m 57.32s +35° 47' 18.2" P.A. 218.00 sep 0.0 mag 7.30,7.80 Sp WN5+O9I dist. 826.45 pc (2695.88 l.y.)
 
 
Coord 2000 20060+3547 Discov num CIA  18 Comp Aa,Ab Coord arcsec 2000 20 05 57.32 +35 47 18.2
Date first 2019 Date last 2020 Obs 8
Pa first 272 Pa last 217.9 P.A. Now (θ) 217.9°
Sep first 0.0 Sep last 0.001 Sep. Now (ρ) 0.001"
Mag pri 7.30 Mag sec 7.80 delta mag (ΔM) 0.5 Spectral class WN5+O9I (Wolf-Rayet/blue)
Pri motion ra -003 Sec motion ra
Pri motion dec -007 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
20060+3547 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 69402 20 05 57 +35 47 18 CIA 18 Aa,Ab 2020 8 218 0.0 7.30 7.80 0.50 <===
Show V1676 Cyg 69402 20 05 57 +35 47 18 BU 440 AB 2015 16 63 6.9 6.78 12.00 5.22
Show 69402 20 05 57 +35 47 18 BU 429 AC 2019 30 29 12.8 6.78 11.00 4.22
Show 69402 20 05 57 +35 47 18 SHJ 314 AD 2019 42 299 11.3 6.78 9.49 2.71
Show 69402 20 05 57 +35 47 18 BU 429 AE 2015 24 107 28.0 6.78 11.42 4.64
Show 69402 20 05 57 +35 47 18 SHJ 314 AF 2019 50 28 36.3 6.78 7.30 0.52
Show 69402 20 05 57 +35 47 18 HAU 26 AG 2015 8 43 38.5 6.78 13.80 7.02
Show 69402 20 05 57 +35 47 18 DOO 78 AH 2015 8 57 29.7 6.78 13.80 7.02
Show 20 05 59 +35 47 50 BU 429 FG 2015 16 110 10.2 7.30 13.80 6.50
Show 20 05 59 +35 47 50 DOO 78 FH 2015 12 153 17.5 7.30 13.80 6.50
Ninefold system
8 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name V1676 Cyg Constellation Cygnus SAO 69402 HIP 99002
Tycho2 2682-01564-1 HD 190918 BD BD+35 3953 Distance 826.45
Distance ly 2695.88