12155-2738 B   223

 
 
12h 15m 28.64s -27 37' 49.8" P.A. 8 sep 1.7 mag 9.00,13.50 Sp A8/9V dist. 289.02 pc (942.78 l.y.)
 
 
Coord 2000
12155-2738
Discov num
B   223
Comp
Coord arcsec 2000
12 15 28.64 -27 37 49.8
Date first
1926
Date last
1987
Obs
4
Pa first
4
Pa last
8
P.A. Now (θ)
Sep first
1.3
Sep last
1.7
Sep. Now (ρ)
1.7"
Mag pri
9.00
Mag sec
13.50
delta mag (ΔM)
4.5
Spectral class
A8/9V (white)
Pri motion ra
-006
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
8
Precise sep
1.66
Cdsa2 id
B 223
Constellation
Hydra
SAO
180610
HIP
59782
Tycho2
6676-00602-1
HD
106569
CD
CD-26 9051
CP
CP-26 4681
Ra deg
12.257955555555556
De deg
-27.6305
Distance
289.02
Distance ly
942.78
last precise pa
8
last precise sep
1.66
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12155-2738 B 223 1987 4 8 1.7 9.00 13.50 A8/9V 121528.64-273749.8

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