04561-0354 HDS 639

 
 
04h 56m 04.11s -03 54' 12.5" P.A. 117 sep 0.6 mag 8.47,11.45 Sp K2 dist. 900.9 pc (2938.74 l.y.)
 
 
Coord 2000
04561-0354
Discov num
HDS 639
Comp
Coord arcsec 2000
04 56 04.11 -03 54 12.5
Date first
1991
Date last
1991
Obs
1
Pa first
117
Pa last
117
P.A. Now (θ)
117°
Sep first
0.6
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
8.47
Mag sec
11.45
delta mag (ΔM)
2.98
Spectral class
K2 (yellow-orange)
Pri motion ra
-003
Sec motion ra
Pri motion dec
+006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
117
Precise sep
0.609
Constellation
Eridanus
HIP
22929
Tycho2
4745-00053-1
HD
31468
BD
BD-04 978
Distance
900.9
Distance ly
2938.74
last precise pa
117
last precise sep
0.609
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04561-0354 HDS 639 1991 1 117 0.6 8.47 11.45 K2 D 045604.11-035412.5

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