20311+0444 UC 4205

 
 
20h 31m 04.95s +04 43' 36.6" P.A. 254.00 sep 48.5 mag 13.41,15.45
 
 
Coord 2000
20311+0444
Discov num
UC 4205
Comp
Coord arcsec 2000
20 31 04.95 +04 43 36.6
Date first
2000
Date last
2015
Obs
8
Pa first
254
Pa last
254
P.A. Now (θ)
254°
Sep first
48.5
Sep last
48.5
Sep. Now (ρ)
48.5"
Mag pri
13.41
Mag sec
15.45
delta mag (ΔM)
2.04
Spectral class
Pri motion ra
-005
Sec motion ra
+010
Pri motion dec
+069
Sec motion dec
+088
Notes
V (Proper motion indicates physical)
rPM=0.273 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
254.2
Precise sep
48.459
Constellation
Delphinus
Gaia DR2
4245532982634385920
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20311+0444 UC 4205 2000 2 254 48.5 13.40 15.40 V 203104.95+044336.6
20311+0444 UC 4205 2002 3 254 48.3 13.40 15.40 V 203104.95+044336.6
20311+0444 UC 4205 2010 4 253 49.4 13.41 15.45 V 203104.95+044336.6
20311+0444 UC 4205 2015 5 254 48.5 13.41 15.45 V 203104.95+044336.6

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