17298-0555 BU 1089

 
 
17h 29m 47.34s -05 55' 10.1" P.A. 323 sep 1.5 mag 6.57,8.98 Sp G8IV dist. 78.99 pc (257.67 l.y.)
 
 
Coord 2000
17298-0555
Discov num
BU 1089
Comp
Coord arcsec 2000
17 29 47.34 -05 55 10.1
Date first
1888
Date last
1995
Obs
21
Pa first
5
Pa last
323
P.A. Now (θ)
323°
Sep first
1.0
Sep last
1.5
Sep. Now (ρ)
1.5"
Mag pri
6.57
Mag sec
8.98
delta mag (ΔM)
2.41
Spectral class
G8IV (yellow)
Pri motion ra
-035
Sec motion ra
-035
Pri motion dec
-069
Sec motion dec
-069
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
323.3
Precise sep
1.48
Constellation
Ophiuchus
SAO
141691
HIP
85622
Tycho2
5079-00795-1
HD
158463
HR
6512
BD
BD-05 4450
Distance
78.99
Distance ly
257.67
last precise pa
320.7
last precise sep
1.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17298-0555 BU 1089 1995 21 323 1.5 6.57 8.98 G8IV D 172947.34-055510.1

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