20256+2244 GRV 339

 
 
20h 25m 36.90s +22 44' 22.5" P.A. 312 sep 15.5 mag 11.60,12.90
 
 
Coord 2000
20256+2244
Discov num
GRV 339
Comp
Coord arcsec 2000
20 25 36.90 +22 44 22.5
Date first
1999
Date last
2015
Obs
9
Pa first
312
Pa last
312
P.A. Now (θ)
312°
Sep first
15.5
Sep last
15.5
Sep. Now (ρ)
15.5"
Mag pri
11.60
Mag sec
12.90
delta mag (ΔM)
1.3
Spectral class
Pri motion ra
-010
Sec motion ra
-010
Pri motion dec
-033
Sec motion dec
-033
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
312.2
Precise sep
15.47
Constellation
Vulpecula
Gaia DR2
39374112768
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20256+2244 GRV 339 2000 2 312 15.5 11.60 12.90 D 202536.90+224422.5
20256+2244 GRV 339 2001 3 312 15.5 11.60 12.90 D 202536.90+224422.5
20256+2244 GRV 339 2010 3 312 15.2 11.60 12.90 202536.90+224422.5
20256+2244 GRV 339 2015 4 312 15.5 11.60 12.90 202536.90+224422.5

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