15104-2827 HJ 4740AB

 
 
15h 10m 20.78s -28 27' 59.3" P.A. 12.00 sep 3.8 mag 9.93,10.89 Sp G5:V dist. 421.94 pc (1376.37 l.y.)
 
 
Coord 2000
15104-2827
Discov num
HJ 4740
Comp
AB
Coord arcsec 2000
15 10 20.78 -28 27 59.3
Date first
1877
Date last
2016
Obs
16
Pa first
20
Pa last
12
P.A. Now (θ)
12°
Sep first
3.0
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
9.93
Mag sec
10.89
delta mag (ΔM)
0.96
Spectral class
G5:V (yellow)
Pri motion ra
-052
Sec motion ra
Pri motion dec
-148
Sec motion dec
Notes
N W (See Notes, )
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
11.6
Precise sep
3.825
Constellation
Libra
HIP
74245
Tycho2
6773-00243-1
HD
134374
CD
CD-2710248
CP
CP-27 5139
Distance
421.94
Distance ly
1376.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15104-2827 HJ 4740 AB 2015 15 12 3.8 9.93 10.89 G5:V N W 151020.78-282759.3

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