17297-0801 RST3977

 
 
17h 29m 44.00s -08 01' 02.9" P.A. 308 sep 0.3 mag 8.77,10.93 Sp A0 dist. 154.8 pc (504.96 l.y.)
 
 
Coord 2000
17297-0801
Discov num
RST3977
Comp
Coord arcsec 2000
17 29 44.00 -08 01 02.9
Date first
1938
Date last
2010
Obs
6
Pa first
291
Pa last
308
P.A. Now (θ)
308°
Sep first
0.5
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
8.77
Mag sec
10.93
delta mag (ΔM)
2.16
Spectral class
A0 (white)
Pri motion ra
-014
Sec motion ra
Pri motion dec
-022
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
308
Precise sep
0.289
Cdsa2 id
RST 3977
Constellation
Ophiuchus
HIP
85618
Tycho2
5659-00196-1
HD
158450
BD
BD-07 4448
Ra deg
17.495555555555555
De deg
-8.017472222222223
Distance
154.8
Distance ly
504.96
last precise pa
308
last precise sep
0.289
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17297-0801 RST3977 1991 4 298 0.4 8.77 10.93 A0 D 172944.00-080102.9
17297-0801 RST3977 2010 6 308 0.3 8.77 10.93 A0 172944.00-080102.9

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