22170+1823 GRV 556

 
 
22h 17m 00.68s +18 23' 32.2" P.A. 325 sep 31 mag 10.45,12.03
 
 
Coord 2000
22170+1823
Discov num
GRV 556
Comp
Coord arcsec 2000
22 17 00.68 +18 23 32.2
Date first
1895
Date last
2010
Obs
5
Pa first
324
Pa last
325
P.A. Now (θ)
325°
Sep first
30.1
Sep last
31.0
Sep. Now (ρ)
31"
Mag pri
10.45
Mag sec
12.03
delta mag (ΔM)
1.58
Spectral class
Pri motion ra
-074
Sec motion ra
-072
Pri motion dec
-081
Sec motion dec
-081
Notes
rPM=0.018 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
324.5
Precise sep
30.96
Cdsa2 id
GRV 556
Constellation
Pegasus
Ra deg
22.283522222222224
De deg
18.392277777777778
last precise pa
324.5
last precise sep
30.96
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22170+1823 GRV 556 2000 3 325 30.4 10.00 11.30 D 221700.68+182332.2
22170+1823 GRV 556 2010 4 325 31.0 10.00 11.30 D 221700.68+182332.2

If you need more information about this double, apply for a data request form to the WDS.