17380-2130 B  1865

 
 
17H 38M 01.84S -21 30' 28.8" P.A. 171 SEP 3.1 MAG 10.18,12.10 SP F3/5V
 
 
Coord 2000
17380-2130
Discov num
B  1865
Comp
Coord arcsec 2000
17 38 01.84 -21 30 28.8
Date first
1930
Date last
1953
Obs
2
Pa first
166
Pa last
171
P.A. Now (θ)
171°
Sep first
3.3
Sep last
3.1
Sep. Now (ρ)
3.1"
Mag pri
10.18
Mag sec
12.10
delta mag (ΔM)
1.92
Spectral class
F3/5V (yellow-white)
Pri motion ra
+018
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
Tycho2
6260-01807-1
HD
159893
last precise pa
171.4
last precise sep
3.09