21572+5515 CRB 211

 
 
21h 57m 09.12s +55 15' 16.5" P.A. 5 sep 13.2 mag 13.61,15.05
 
 
Coord 2000
21572+5515
Discov num
CRB 211
Comp
Coord arcsec 2000
21 57 09.12 +55 15 16.5
Date first
1999
Date last
2015
Obs
3
Pa first
5
Pa last
5
P.A. Now (θ)
Sep first
13.1
Sep last
13.2
Sep. Now (ρ)
13.2"
Mag pri
13.61
Mag sec
15.05
delta mag (ΔM)
1.44
Spectral class
Pri motion ra
+047
Sec motion ra
+045
Pri motion dec
+027
Sec motion dec
+025
Notes
V (Proper motion indicates physical)
rPM=0.052 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
5.3
Precise sep
13.198
Constellation
Cygnus
last precise pa
5.3
last precise sep
13.198
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21572+5515 CRB 211 2003 2 5 13.2 13.61 15.05 V 215709.12+551516.5
21572+5515 CRB 211 2015 3 5 13.2 13.61 15.05 V 215709.12+551516.5

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