20093+3529 STF2639AB

 
 
20h 09m 14.32s +35 29' 01.9" P.A. 302 sep 5.8 mag 7.78,8.67 Sp B0.5IV dist. 387.6 pc (1264.35 l.y.)
 
 
Coord 2000
20093+3529
Discov num
STF2639
Comp
AB
Coord arcsec 2000
20 09 14.32 +35 29 01.9
Date first
1825
Date last
2018
Obs
57
Pa first
303
Pa last
302
P.A. Now (θ)
302°
Sep first
5.4
Sep last
5.8
Sep. Now (ρ)
5.8"
Mag pri
7.78
Mag sec
8.67
delta mag (ΔM)
0.89
Spectral class
B0.5IV (blue-white)
Pri motion ra
-003
Sec motion ra
+005
Pri motion dec
-005
Sec motion dec
-016
Notes
rPM=0.811
This double is not physical.
 
 
20093+3529 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20093+3529 STF2639 AB 1825 2018 57 302 5.8 7.78 8.67 0.89 <===
Show 20093+3529 SEI 923 AC 1896 2016 13 93 37.4 7.78 11.26 3.48
Show 20093+3529 SEI 924 CD 1895 2016 16 207 27.8 11.26 11.61 0.35
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
301.8
Precise sep
5.783
Constellation
Cygnus
SAO
69512
HIP
99283
Tycho2
2679-00447-1
Gaia DR2
07537751680
HD
191566
BD
BD+35 3994
Distance
387.6
Distance ly
1264.35
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20093+3529 STF2639 AB 2007 48 302 5.9 7.78 8.67 B0.5IV D 200914.32+352901.9
20093+3529 STF2639 AB 2012 51 301 5.7 7.78 8.67 B0.5IV D 200914.32+352901.9
20093+3529 STF2639 AB 2016 53 300 5.5 7.78 8.67 B0.5IV 200914.32+352901.9
20093+3529 STF2639 AB 2018 55 302 5.8 7.78 8.67 B0.5IV 200914.32+352901.9

If you need more information about this double, apply for a data request form to the WDS.