20315+1448 J  1884

 
 
20h 31m 23.08s +14 50' 03.8" P.A. 133 sep 8.8 mag 11.80,12.40
 
 
Coord 2000
20315+1448
Discov num
J  1884
Comp
Coord arcsec 2000
20 31 23.08 +14 50 03.8
Date first
1941
Date last
2016
Obs
12
Pa first
130
Pa last
133
P.A. Now (θ)
133°
Sep first
7.0
Sep last
8.8
Sep. Now (ρ)
8.8"
Mag pri
11.80
Mag sec
12.40
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
-007
Sec motion ra
-005
Pri motion dec
-002
Sec motion dec
-012
Notes
rPM=0.784
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
132.5
Precise sep
8.751
Constellation
Delphinus
Gaia DR2
56491890048
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20315+1448 J 1884 2004 3 131 8.6 9.80 9.80 D 203123.29+145001.4
20315+1448 J 1884 2016 7 133 8.8 11.80 12.40 203123.08+145003.8

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