12168-2859 B   224

 
 
12h 16m 45.53s -28 58' 30.2" P.A. 151 sep 0.8 mag 9.57,11.08 Sp A9V
 
 
Coord 2000
12168-2859
Discov num
B   224
Comp
Coord arcsec 2000
12 16 45.53 -28 58 30.2
Date first
1926
Date last
1991
Obs
4
Pa first
156
Pa last
151
P.A. Now (θ)
151°
Sep first
0.9
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
9.57
Mag sec
11.08
delta mag (ΔM)
1.51
Spectral class
A9V (white)
Pri motion ra
-021
Sec motion ra
-021
Pri motion dec
-001
Sec motion dec
-001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
151.3
Precise sep
0.839
Cdsa2 id
B 224
Constellation
Hydra
SAO
180640
Tycho2
6693-00629-1
HD
106776
Ra deg
12.27931388888889
De deg
-28.975055555555553
last precise pa
151.3
last precise sep
0.839
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12168-2859 B 224 1991 4 151 0.8 9.57 11.08 A9V 121645.53-285830.2

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