20191+2338 BKO 639

 
 
20h 19m 07.06s +23 38' 01.8" P.A. 323 sep 9.9 mag 11.50,14.00
 
 
Coord 2000
20191+2338
Discov num
BKO 639
Comp
Coord arcsec 2000
20 19 07.06 +23 38 01.8
Date first
2000
Date last
2015
Obs
8
Pa first
322
Pa last
323
P.A. Now (θ)
323°
Sep first
9.8
Sep last
9.9
Sep. Now (ρ)
9.9"
Mag pri
11.50
Mag sec
14.00
delta mag (ΔM)
2.5
Spectral class
Pri motion ra
-003
Sec motion ra
-018
Pri motion dec
+001
Sec motion dec
+027
Notes
rPM=0.925
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
322.5
Precise sep
9.893
Constellation
Vulpecula
Tycho2
2155-00889-1
Gaia DR2
75802600960
HD
346262
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20191+2338 BKO 639 2008 1 322 9.9 11.50 14.00 201907.06+233801.8
20191+2338 BKO 639 2015 4 322 9.9 11.50 14.00 201907.06+233801.8

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