20155+1455 BKO 544

 
 
20h 15m 31.63s +14 55' 08.5" P.A. 29 sep 2.6 mag 13.50,13.60
 
 
Coord 2000
20155+1455
Discov num
BKO 544
Comp
Coord arcsec 2000
20 15 31.63 +14 55 08.5
Date first
2008
Date last
2015
Obs
2
Pa first
30
Pa last
29
P.A. Now (θ)
29°
Sep first
2.6
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
13.50
Mag sec
13.60
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-032
Sec motion ra
Pri motion dec
-046
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
29.3
Precise sep
2.585
Constellation
Delphinus
Gaia DR2
91750785664
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20155+1455 BKO 544 2008 1 30 2.6 13.50 13.60 N 201531.63+145508.5
20155+1455 BKO 544 2015 2 29 2.6 13.50 13.60 N 201531.63+145508.5

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