01550-3120 HDS 261

 
 
01h 54m 58.68s -31 19' 47.7" P.A. 274 sep 0.5 mag 9.79,12.84 Sp F8 dist. 135.87 pc (443.21 l.y.)
 
 
Coord 2000
01550-3120
Discov num
HDS 261
Comp
Coord arcsec 2000
01 54 58.68 -31 19 47.7
Date first
1991
Date last
2014
Obs
2
Pa first
272
Pa last
274
P.A. Now (θ)
274°
Sep first
0.4
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
9.79
Mag sec
12.84
delta mag (ΔM)
3.05
Spectral class
F8 (yellow-white)
Pri motion ra
-017
Sec motion ra
Pri motion dec
-021
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
274.1
Precise sep
0.478
Cdsa2 id
HDS 261
Constellation
Fornax
SAO
193380
HIP
8933
Tycho2
7006-00917-1
HD
11787
CD
CD-31 792
CP
CP-31 217
Ra deg
1.9163
De deg
-31.329916666666666
Distance
135.87
Distance ly
443.21
last precise pa
274.1
last precise sep
0.478
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01550-3120 HDS 261 1991 1 272 0.4 9.79 12.84 F8 015458.68-311947.7
01550-3120 HDS 261 2014 2 274 0.5 9.79 12.84 F8 015458.68-311947.7

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