12575-0158 BAL 547

 
 
12h 57m 31.08s -01 58' 27.9" P.A. 310 sep 16.5 mag 10.02,12.20 Sp K0
 
 
Coord 2000
12575-0158
Discov num
BAL 547
Comp
Coord arcsec 2000
12 57 31.08 -01 58 27.9
Date first
1894
Date last
2010
Obs
6
Pa first
311
Pa last
310
P.A. Now (θ)
310°
Sep first
16.1
Sep last
16.5
Sep. Now (ρ)
16.5"
Mag pri
10.02
Mag sec
12.20
delta mag (ΔM)
2.18
Spectral class
K0 (yellow-orange)
Pri motion ra
-003
Sec motion ra
-010
Pri motion dec
+006
Sec motion dec
+004
Notes
rPM=0.676
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
309.8
Precise sep
16.5
Constellation
Virgo
Tycho2
4950-00940-1
last precise pa
309.8
last precise sep
16.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12575-0158 BAL 547 2007 4 310 16.7 10.02 12.20 K0 D 125731.08-015827.9
12575-0158 BAL 547 2010 6 310 16.3 10.02 12.20 K0 125731.08-015827.9

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