20315+0444 BAL2966

 
 
20h 31m 32.31s +04 44' 12.4" P.A. 118 sep 10.4 mag 11.68,11.66
 
 
Coord 2000
20315+0444
Discov num
BAL2966
Comp
Coord arcsec 2000
20 31 32.31 +04 44 12.4
Date first
1908
Date last
2016
Obs
7
Pa first
118
Pa last
118
P.A. Now (θ)
118°
Sep first
10.3
Sep last
10.4
Sep. Now (ρ)
10.4"
Mag pri
11.68
Mag sec
11.66
delta mag (ΔM)
0.02
Spectral class
Pri motion ra
-017
Sec motion ra
-013
Pri motion dec
-011
Sec motion dec
-014
Notes
rPM=0.247 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
117.9
Precise sep
10.449
Constellation
Delphinus
Tycho2
0518-01687-1
last precise pa
117.9
last precise sep
10.449
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20315+0444 BAL2966 2000 3 118 10.3 12.12 12.20 D 203132.31+044412.4
20315+0444 BAL2966 2002 5 118 10.4 12.12 12.20 D 203132.31+044412.4
20315+0444 BAL2966 2010 6 118 9.7 11.68 11.66 203132.31+044412.4
20315+0444 BAL2966 2016 7 118 10.4 11.68 11.66 203132.31+044412.4

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