20060+3547 BU 440 AB (V1676 Cyg)

 
 
20h 05m 57.32s +35 47' 18.2" P.A. 63.00 sep 6.9 mag 6.78,12.00 Sp O9.5Iab dist. 826.45 pc (2695.88 l.y.)
 
 
Coord 2000 20060+3547 Discov num BU  440 Comp AB Coord arcsec 2000 20 05 57.32 +35 47 18.2
Date first 1876 Date last 2015 Obs 16
Pa first 61 Pa last 63.2 P.A. Now (θ) 63.2°
Sep first 6.5 Sep last 6.879 Sep. Now (ρ) 6.879"
Mag pri 6.78 Mag sec 12.00 delta mag (ΔM) 5.22 Spectral class O9.5Iab (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 Gaia DR2 2059076148587289728 HD 190918 GC 27892
BD BD+35 3953 Distance 826.45 Distance ly 2695.88