20328+4040 SKF1866

 
 
20h 32m 45.53s +40 39' 36.6" P.A. 286.00 sep 2.8 mag 13.50,14.30 Sp Beq+B0III
 
 
Coord 2000
20328+4040
Discov num
SKF1866
Comp
Coord arcsec 2000
20 32 45.53 +40 39 36.6
Date first
1983
Date last
2015
Obs
3
Pa first
280
Pa last
286
P.A. Now (θ)
286°
Sep first
2.4
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
13.50
Mag sec
14.30
delta mag (ΔM)
0.8
Spectral class
Beq+B0III (blue-white/blue-white)
Pri motion ra
-009
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
286
Precise sep
2.753
Constellation
Cygnus
Gaia DR2
88940487424
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20328+4040 SKF1866 2003 2 286 2.8 13.50 14.30 Beq+B0III 203245.53+403936.6
20328+4040 SKF1866 2015 3 286 2.8 13.50 14.30 Beq+B0III 203245.53+403936.6

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