12015-0023 STF1591AB

 
 
12H 01M 27.93S -00 22' 43.6" P.A. 351 SEP 51.2 MAG 8.43,8.95 SP K
 
 
Coord 2000
12015-0023
Discov num
STF1591
Comp
AB
Coord arcsec 2000
12 01 27.93 -00 22 43.6
Date first
1831
Date last
2013
Obs
39
Pa first
354
Pa last
351
P.A. Now (θ)
351°
Sep first
53.8
Sep last
51.2
Sep. Now (ρ)
51.2"
Mag pri
8.43
Mag sec
8.95
delta mag (ΔM)
0.52
Spectral class
K (yellow-orange)
Pri motion ra
+002
Sec motion ra
-005
Pri motion dec
+008
Sec motion dec
-009
Notes
N Y (See Notes, Parallax indicates components are non-physical)
rPM=1.786
This double is not physical.
 
 
12015-0023 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 138542 12015-0023 STF1591 AB 1831 2013 39 351 51.2 8.43 8.95 0.52 <===
Show 138542 12015-0023 STF1591 AC 1831 2013 14 52 24.2 8.43 12.50 4.07
Show 138541 12015-0023 FYM 166 BD 1999 2013 3 20 14.2 8.95 16.60 7.65
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Virgo
SAO
138542
Tycho2
4939-00460-1
HD
104409
last precise pa
351
last precise sep
51.17