15542-2746 TDS9685Aa,Ab

 
 
15h 54m 10.06s -27 45' 51.2" P.A. 114 sep 0.6 mag 11.06,11.36
 
 
Coord 2000
15542-2746
Discov num
TDS9685
Comp
Aa,Ab
Coord arcsec 2000
15 54 10.06 -27 45 51.2
Date first
1991
Date last
1991
Obs
1
Pa first
114
Pa last
114
P.A. Now (θ)
114°
Sep first
0.6
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
11.06
Mag sec
11.36
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-009
Sec motion ra
-009
Pri motion dec
-015
Sec motion dec
-015
Notes
Nature of this double is uncertain.
 
 
15542-2746 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 15542-2746 TDS9685 Aa,Ab 1991 1991 1 114 0.6 11.06 11.36 0.30 <===
Show 15542-2746 B 2795 AB 1912 1999 8 228 9.6 10.52 11.90 1.38
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
113.8
Precise sep
0.63
Constellation
Scorpius
Tycho2
6786-01029-1
last precise pa
113.8
last precise sep
0.63
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15542-2746 TDS9685 Aa,Ab 1991 1 114 0.6 11.06 11.36 155410.06-274551.2

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