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
Cdsa2 id
GRV 278
Constellation
Cygnus
Ra deg
19.789922222222224
De deg
30.307972222222222
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

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