21238+3721 STFA 55AF

 
 
21h 23m 48.39s +37 21' 05.4" P.A. 202 sep 23.4 mag 6.61,14.80 Sp K5
 
 
Coord 2000
21238+3721
Discov num
STFA 55
Comp
AF
Coord arcsec 2000
21 23 48.39 +37 21 05.4
Date first
2002
Date last
2012
Obs
4
Pa first
202
Pa last
202
P.A. Now (θ)
202°
Sep first
22.2
Sep last
23.4
Sep. Now (ρ)
23.4"
Mag pri
6.61
Mag sec
14.80
delta mag (ΔM)
8.19
Spectral class
K5 (yellow-orange)
Pri motion ra
-006
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
21238+3721 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 71280 21238+3721 STFA 55 AB 1835 2012 30 304 364.1 6.61 6.61 0.00
Show 21238+3721 STFA 55 AC 1880 2002 7 154 177.8 6.61 11.08 4.47
Show 21238+3721 STFA 55 AF 2002 2012 4 202 23.4 6.61 14.80 8.19 <===
Show 21238+3721 STFA 55 CD 1909 2002 4 183 12.7 11.08 14.80 3.72
Show 21238+3721 STFA 55 CE 1909 2002 4 321 17.7 11.08 13.70 2.62
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
202.4
Precise sep
23.4
Cdsa2 id
STFA 55 AF
Constellation
Cygnus
Ra deg
21.396774999999998
De deg
37.3515
last precise pa
202.4
last precise sep
23.4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21238+3721 STFA 55 AF 2012 4 202 23.4 6.61 14.80 N 212348.39+372105.4

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