21139+0427 BAL2977

 
 
21H 13M 53.57S +04 27' 12.5" P.A. 305 SEP 17.1 MAG 11.12,11.48 SP G0
 
 
Coord 2000
21139+0427
Discov num
BAL2977
Comp
Coord arcsec 2000
21 13 53.57 +04 27 12.5
Date first
1908
Date last
2015
Obs
9
Pa first
292
Pa last
305
P.A. Now (θ)
305°
Sep first
16.8
Sep last
17.1
Sep. Now (ρ)
17.1"
Mag pri
11.12
Mag sec
11.48
delta mag (ΔM)
0.36
Spectral class
G0 (yellow)
Pri motion ra
-008
Sec motion ra
+008
Pri motion dec
-027
Sec motion dec
+006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Equuleus
Tycho2
0535-00984-1
last precise pa
304.5
last precise sep
17.13