15481-3516 GHE  31AB

 
 
15h 48m 05.22s -35 15' 52.5" P.A. 69 sep 13.3 mag 13.90,15.90 Sp M1.5
 
 
Coord 2000
15481-3516
Discov num
GHE  31
Comp
AB
Coord arcsec 2000
15 48 05.22 -35 15 52.5
Date first
1979
Date last
2000
Obs
7
Pa first
70
Pa last
69
P.A. Now (θ)
69°
Sep first
13.1
Sep last
13.3
Sep. Now (ρ)
13.3"
Mag pri
13.90
Mag sec
15.90
delta mag (ΔM)
2
Spectral class
M1.5 (red)
Pri motion ra
-013
Sec motion ra
-017
Pri motion dec
-021
Sec motion dec
-016
Notes
rPM=0.259 (< 0.3, Physical double)
This double is physical.
 
 
15481-3516 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 15481-3516 GHE 31 Aa,Ab 1994 1998 2 351 0.2 9.90 10.10 0.20
Show 15481-3516 GHE 31 AB 1979 2000 7 69 13.3 13.90 15.90 2.00 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
69.2
Precise sep
13.32
Constellation
Lupus
last precise pa
69.2
last precise sep
13.32
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15481-3516 GHE 31 AB 1998 2 69 13.4 13.00   M1.5 D 154805.22-351552.5
15481-3516 GHE 31 AB 2000 6 69 13.3 13.90 15.90 M1.5 D 154805.22-351552.5
15481-3516 GHE 31 AB 2010 8 70 12.7 13.90 15.90 M1.5 154805.22-351552.5

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