20391+2347 BKO 612

 
 
20h 39m 05.84s +23 46' 54.4" P.A. 112.00 sep 2.9 mag 12.50,13.00
 
 
Coord 2000
20391+2347
Discov num
BKO 612
Comp
Coord arcsec 2000
20 39 05.84 +23 46 54.4
Date first
2008
Date last
2016
Obs
2
Pa first
112
Pa last
112
P.A. Now (θ)
112°
Sep first
2.4
Sep last
2.9
Sep. Now (ρ)
2.9"
Mag pri
12.50
Mag sec
13.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-019
Sec motion ra
Pri motion dec
-027
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
111.7
Precise sep
2.895
Constellation
Vulpecula
SAO
88957
Gaia DR2
1819351994880232704
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20391+2347 BKO 612 2008 1 112 2.4 12.50 13.00 203905.84+234654.4

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