20310+1213 GRV 348

 
 
20h 31m 01.93s +12 13' 14.2" P.A. 81 sep 14.8 mag 10.22,13.13
 
 
Coord 2000
20310+1213
Discov num
GRV 348
Comp
Coord arcsec 2000
20 31 01.93 +12 13 14.2
Date first
1907
Date last
2015
Obs
10
Pa first
81
Pa last
81
P.A. Now (θ)
81°
Sep first
14.5
Sep last
14.8
Sep. Now (ρ)
14.8"
Mag pri
10.22
Mag sec
13.13
delta mag (ΔM)
2.91
Spectral class
Pri motion ra
+010
Sec motion ra
+010
Pri motion dec
-013
Sec motion dec
-013
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
80.8
Precise sep
14.79
Constellation
Delphinus
Tycho2
1095-01127-1
Gaia DR2
07314901248
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20310+1213 GRV 348 2000 3 81 14.8 10.30 12.50 D 203101.93+121314.2
20310+1213 GRV 348 2001 4 81 14.8 10.30 12.50 D 203101.93+121314.2
20310+1213 GRV 348 2010 4 81 14.6 10.22 13.13 203101.93+121314.2
20310+1213 GRV 348 2015 5 81 14.8 10.22 13.13 203101.93+121314.2

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