17487-3457 B  1340

 
 
17h 48m 44.62s -34 56' 53.1" P.A. 214 sep 0.8 mag 9.20,11.20 Sp A2IV
 
 
Coord 2000
17487-3457
Discov num
B  1340
Comp
Coord arcsec 2000
17 48 44.62 -34 56 53.1
Date first
1929
Date last
1951
Obs
3
Pa first
207
Pa last
214
P.A. Now (θ)
214°
Sep first
0.7
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
9.20
Mag sec
11.20
delta mag (ΔM)
2
Spectral class
A2IV (white)
Pri motion ra
-001
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
214.3
Precise sep
0.82
Constellation
Scorpius
SAO
209287
Tycho2
7385-01288-1
HD
161740
last precise pa
214.3
last precise sep
0.82
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17487-3457 B 1340 1951 3 214 0.8 9.20 11.20 A2IV 174844.62-345653.1

If you need more information about this double, apply for a data request form to the WDS.