17399-3143 TDS 876

 
 
17h 39m 54.18s -31 43' 03.1" P.A. 136 sep 0.8 mag 10.90,11.25
 
 
Coord 2000
17399-3143
Discov num
TDS 876
Comp
Coord arcsec 2000
17 39 54.18 -31 43 03.1
Date first
1991
Date last
1991
Obs
1
Pa first
136
Pa last
136
P.A. Now (θ)
136°
Sep first
0.8
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
10.90
Mag sec
11.25
delta mag (ΔM)
0.35
Spectral class
Pri motion ra
-008
Sec motion ra
-008
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
135.9
Precise sep
0.849
Constellation
Scorpius
Tycho2
7376-00457-1
HD
318070
last precise pa
135.9
last precise sep
0.849
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17399-3143 TDS 876 1991 1 136 0.8 10.90 11.25 173954.18-314303.1

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