21476+2439 GRV 507AB

 
 
21h 47m 39.22s +24 39' 06.2" P.A. 317 sep 92.8 mag 10.90,11.55
 
 
Coord 2000
21476+2439
Discov num
GRV 507
Comp
AB
Coord arcsec 2000
21 47 39.22 +24 39 06.2
Date first
1991
Date last
2001
Obs
3
Pa first
317
Pa last
317
P.A. Now (θ)
317°
Sep first
92.8
Sep last
92.8
Sep. Now (ρ)
92.8"
Mag pri
10.90
Mag sec
11.55
delta mag (ΔM)
0.65
Spectral class
Pri motion ra
-013
Sec motion ra
-020
Pri motion dec
-013
Sec motion dec
-023
Notes
rPM=0.4
Nature of this double is uncertain.
 
 
21476+2439 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21476+2439 GRV 507 AB 1991 2001 3 317 92.8 10.90 11.55 0.65 <===
Show 21476+2439 GRV 507 AC 1997 2001 2 268 41.0 10.90 12.57 1.67
Show 21476+2439 GRV 506 BC 1891 2001 4 162 72.5 11.55 12.57 1.02
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
317
Precise sep
92.756
Cdsa2 id
GRV 507 AB
Constellation
Pegasus
Ra deg
21.79422777777778
De deg
24.651722222222222
last precise pa
317
last precise sep
92.756
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21476+2439 GRV 507 AB 2001 2 317 92.8 10.90 11.55 214739.22+243906.2

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