20074+3543 STT 398AB

 
 
20h 07m 23.69s +35 43' 05.9" P.A. 82 sep 1 mag 7.45,9.20 Sp B0IV dist. 628.93 pc (2051.57 l.y.)
 
 
Coord 2000
20074+3543
Discov num
STT 398
Comp
AB
Coord arcsec 2000
20 07 23.69 +35 43 05.9
Date first
1845
Date last
2015
Obs
32
Pa first
62
Pa last
82
P.A. Now (θ)
82°
Sep first
0.8
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
7.45
Mag sec
9.20
delta mag (ΔM)
1.75
Spectral class
B0IV (blue-white)
Pri motion ra
-007
Sec motion ra
-007
Pri motion dec
-002
Sec motion dec
-002
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
20074+3543 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20074+3543 STT 398 AB 1845 2015 32 82 1.0 7.45 9.20 1.75 <===
Show 20074+3543 A 280 AC 1901 2015 3 133 5.7 7.45 14.60 7.15
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
82
Precise sep
0.96
Constellation
Cygnus
SAO
69446
HIP
99122
Tycho2
2683-03993-1
Gaia DR2
10782859392
HD
191201
BD
BD+35 3970
Distance
628.93
Distance ly
2051.57
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20074+3543 STT 398 AB 2005 24 82 1.0 7.45 9.20 B0IV N D 200723.69+354305.9
20074+3543 STT 398 AB 2007 27 83 1.0 7.45 9.20 B0IV N D 200723.69+354305.9
20074+3543 STT 398 AB 2009 28 81 0.9 7.45 9.20 B0IV N D 200723.69+354305.9
20074+3543 STT 398 AB 2012 31 81 1.0 7.45 9.20 B0IV N 200723.69+354305.9
20074+3543 STT 398 AB 2015 32 82 1.0 7.45 9.20 B0IV N 200723.69+354305.9

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