17316-3041 LDS 602

 
 
17h 31m 40.50s -30 41' 02.8" P.A. 182 sep 8.6 mag 13.47,14.13 Sp M1.5V+M2V
 
 
Coord 2000
17316-3041
Discov num
LDS 602
Comp
Coord arcsec 2000
17 31 40.50 -30 41 02.8
Date first
1920
Date last
2010
Obs
8
Pa first
315
Pa last
182
P.A. Now (θ)
182°
Sep first
8.0
Sep last
8.6
Sep. Now (ρ)
8.6"
Mag pri
13.47
Mag sec
14.13
delta mag (ΔM)
0.66
Spectral class
M1.5V+M2V (red/red)
Pri motion ra
-164
Sec motion ra
-170
Pri motion dec
-207
Sec motion dec
-216
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.039 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
182.2
Precise sep
8.617
Constellation
Scorpius
last precise pa
182.2
last precise sep
8.617
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17316-3041 LDS 602 2000 4 320 9.0 13.47 14.13 D 173140.50-304102.8
17316-3041 LDS 602 2010 8 182 8.6 13.47 14.13 M1.5V+M2V NV 173140.50-304102.8

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