15211+2702 STF1936

 
 
15H 21M 07.63S +27 02' 23.4" P.A. 231 SEP 19.8 MAG 9.92,10.09 SP F2+K0
 
 
Coord 2000
15211+2702
Discov num
STF1936
Comp
Coord arcsec 2000
15 21 07.63 +27 02 23.4
Date first
1832
Date last
2010
Obs
21
Pa first
232
Pa last
231
P.A. Now (θ)
231°
Sep first
20.3
Sep last
19.8
Sep. Now (ρ)
19.8"
Mag pri
9.92
Mag sec
10.09
delta mag (ΔM)
0.17
Spectral class
F2+K0 (yellow-white/yellow-orange)
Pri motion ra
-005
Sec motion ra
-005
Pri motion dec
+005
Sec motion dec
+005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Corona Borealis
SAO
83779
Tycho2
2028-01142-1
last precise pa
230.6
last precise sep
19.81