19473+3018 GRV 278

 
 
19h 47m 23.72s +30 18' 28.7" P.A. 208 sep 13.3 mag 12.00,12.10
 
 
Coord 2000
19473+3018
Discov num
GRV 278
Comp
Coord arcsec 2000
19 47 23.72 +30 18 28.7
Date first
1895
Date last
2010
Obs
6
Pa first
208
Pa last
208
P.A. Now (θ)
208°
Sep first
13.2
Sep last
13.3
Sep. Now (ρ)
13.3"
Mag pri
12.00
Mag sec
12.10
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-020
Sec motion ra
-017
Pri motion dec
-019
Sec motion dec
-020
Notes
rPM=0.115 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
207.5
Precise sep
13.32
Constellation
Cygnus
Tycho2
2656-00057-1
last precise pa
207.5
last precise sep
13.32
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19473+3018 GRV 278 2000 5 208 13.4 12.00 12.10 D 194723.72+301828.7
19473+3018 GRV 278 2002 6 208 13.4 12.00 12.10 D 194723.72+301828.7
19473+3018 GRV 278 2010 6 208 13.3 12.00 12.10 194723.72+301828.7

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