08549-0749 BU  103

 
 
08h 54m 54.66s -07 49' 06.5" P.A. 72 sep 3 mag 7.69,9.78 Sp A5 dist. 2173.91 pc (7091.29 l.y.)
 
 
Coord 2000
08549-0749
Discov num
BU  103
Comp
Coord arcsec 2000
08 54 54.66 -07 49 06.5
Date first
1873
Date last
2017
Obs
17
Pa first
80
Pa last
72
P.A. Now (θ)
72°
Sep first
2.0
Sep last
3.0
Sep. Now (ρ)
3"
Mag pri
7.69
Mag sec
9.78
delta mag (ΔM)
2.09
Spectral class
A5 (white)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
71.9
Precise sep
3.008
Constellation
Hydra
HIP
43764
Tycho2
5443-00076-1
HD
76274
BD
BD-07 2658
Distance
2173.91
Distance ly
7091.29
last precise pa
71.9
last precise sep
3.008
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08549-0749 BU 103 1991 14 71 3.0 7.69 9.78 A5 085454.66-074906.5
08549-0749 BU 103 2000 15 72 3.1 7.69 9.78 A5 085454.66-074906.5
08549-0749 BU 103 2014 16 75 3.2 7.69 9.78 A5 085454.66-074906.5
08549-0749 BU 103 2017 17 72 3.0 7.69 9.78 A5 085454.66-074906.5

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