11555-4220 B  2734

 
 
11h 55m 31.02s -42 19' 33.1" P.A. 278 sep 12.3 mag 9.52,14.90 Sp K5
 
 
Coord 2000
11555-4220
Discov num
B  2734
Comp
Coord arcsec 2000
11 55 31.02 -42 19 33.1
Date first
1932
Date last
2015
Obs
3
Pa first
270
Pa last
278
P.A. Now (θ)
278°
Sep first
8.0
Sep last
12.3
Sep. Now (ρ)
12.3"
Mag pri
9.52
Mag sec
14.90
delta mag (ΔM)
5.38
Spectral class
K5 (yellow-orange)
Pri motion ra
-026
Sec motion ra
+001
Pri motion dec
+001
Sec motion dec
+002
Notes
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Tycho2
7140-01113-1
last precise pa
277.7
last precise sep
12.28
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11555-4220 B 2734 1932 1 270 8.0 9.63 12.60 K5 115531.02-421933.1
11555-4220 B 2734 1999 2 277 12.7 9.52 14.90 K5 115531.02-421933.1
11555-4220 B 2734 2015 3 278 12.3 9.52 14.90 K5 115531.02-421933.1

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