11311-2127 BHA  15

 
 
11h 31m 07.95s -21 26' 58.6" P.A. 215 sep 4.7 mag 10.92,12.20
 
 
Coord 2000
11311-2127
Discov num
BHA  15
Comp
Coord arcsec 2000
11 31 07.95 -21 26 58.6
Date first
1918
Date last
2010
Obs
6
Pa first
218
Pa last
215
P.A. Now (θ)
215°
Sep first
3.7
Sep last
4.7
Sep. Now (ρ)
4.7"
Mag pri
10.92
Mag sec
12.20
delta mag (ΔM)
1.28
Spectral class
Pri motion ra
-020
Sec motion ra
-110
Pri motion dec
+049
Sec motion dec
-084
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Crater
Tycho2
6091-01098-1
last precise pa
215.3
last precise sep
4.66
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11311-2127 BHA 15 1998 4 215 4.7 10.92 12.20 D 113107.95-212658.6
11311-2127 BHA 15 1999 5 214 4.7 10.92 12.20 D 113107.95-212658.6
11311-2127 BHA 15 2010 6 214 4.4 10.92 12.20 113107.95-212658.6

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