17257-4516 B  1857

 
 
17H 25M 41.75S -45 16' 00.4" P.A. 51 SEP 4.5 MAG 8.14,13.50 SP A5V
 
 
Coord 2000
17257-4516
Discov num
B  1857
Comp
Coord arcsec 2000
17 25 41.75 -45 16 00.4
Date first
1930
Date last
2000
Obs
3
Pa first
63
Pa last
51
P.A. Now (θ)
51°
Sep first
4.0
Sep last
4.5
Sep. Now (ρ)
4.5"
Mag pri
8.14
Mag sec
13.50
delta mag (ΔM)
5.36
Spectral class
A5V (white)
Pri motion ra
+004
Sec motion ra
Pri motion dec
-017
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Scorpius
SAO
227939
Tycho2
8341-00765-1
HD
157477
last precise pa
50.7
last precise sep
4.45