20315+1446 J  1885

 
 
20h 31m 24.15s +14 47' 04.2" P.A. 353 sep 12 mag 13.30,13.70
 
 
Coord 2000
20315+1446
Discov num
J  1885
Comp
Coord arcsec 2000
20 31 24.15 +14 47 04.2
Date first
1941
Date last
2015
Obs
9
Pa first
350
Pa last
353
P.A. Now (θ)
353°
Sep first
7.0
Sep last
12.0
Sep. Now (ρ)
12"
Mag pri
13.30
Mag sec
13.70
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
-002
Sec motion ra
+001
Pri motion dec
-007
Sec motion dec
-004
Notes
rPM=0.583
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
352.6
Precise sep
12.003
Constellation
Delphinus
Gaia DR2
14358144384
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20315+1446 J 1885 1941 1 350 7.0 12.00 12.00 203112.00+144600.0
20315+1446 J 1885 2000 2 352 11.9 12.00 12.00 203124.15+144704.2
20315+1446 J 1885 2001 3 353 11.9 12.00 12.00 203124.15+144704.2
20315+1446 J 1885 2010 4 352 11.5 13.30 13.70 203124.15+144704.2
20315+1446 J 1885 2015 5 353 12.0 13.30 13.70 203124.15+144704.2

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