20034+3815 A  1412

 
 
20h 03m 21.48s +38 14' 53.9" P.A. 228 sep 0.8 mag 9.00,9.93 Sp B9.5V
 
 
Coord 2000
20034+3815
Discov num
A  1412
Comp
Coord arcsec 2000
20 03 21.48 +38 14 53.9
Date first
1906
Date last
2016
Obs
10
Pa first
216
Pa last
228
P.A. Now (θ)
228°
Sep first
0.7
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
9.00
Mag sec
9.93
delta mag (ΔM)
0.93
Spectral class
B9.5V (blue-white)
Pri motion ra
+005
Sec motion ra
+005
Pri motion dec
-003
Sec motion dec
-003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
227.8
Precise sep
0.78
Constellation
Cygnus
SAO
69321
Tycho2
3150-03674-1
Gaia DR2
49920260864
HD
190402
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20034+3815 A 1412 2007 8 227 0.8 9.00 9.93 B9.5V 200321.48+381453.9
20034+3815 A 1412 2016 9 228 0.8 9.00 9.93 B9.5V 200321.48+381453.9

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