12216-2716 B   227

 
 
12h 21m 38.58s -27 16' 22.7" P.A. 153 sep 0.3 mag 8.80,9.00 Sp F5V dist. 113.51 pc (370.27 l.y.)
 
 
Coord 2000
12216-2716
Discov num
B   227
Comp
Coord arcsec 2000
12 21 38.58 -27 16 22.7
Date first
1926
Date last
2017
Obs
19
Pa first
329
Pa last
153
P.A. Now (θ)
153°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
8.80
Mag sec
9.00
delta mag (ΔM)
0.2
Spectral class
F5V (yellow-white)
Pri motion ra
-088
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
153.2
Precise sep
0.251
Cdsa2 id
B 227
Constellation
Hydra
SAO
180718
HIP
60281
Tycho2
6689-00456-1
HD
107539
CD
CD-26 9100
CP
CP-26 4701
Ra deg
12.360716666666667
De deg
-27.272972222222222
Distance
113.51
Distance ly
370.27
last precise pa
153.2
last precise sep
0.251
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12216-2716 B 227 1989 18 359 0.1 8.80 9.00 F5V N 122138.58-271622.7
12216-2716 B 227 2017 19 153 0.3 8.80 9.00 F5V N 122138.58-271622.7

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