12542+1119 HDS1810

 
 
12h 54m 13.56s +11 18' 43.6" P.A. 330 sep 0.3 mag 9.50,11.69 Sp G5 dist. 146.84 pc (478.99 l.y.)
 
 
Coord 2000
12542+1119
Discov num
HDS1810
Comp
Coord arcsec 2000
12 54 13.56 +11 18 43.6
Date first
1991
Date last
2010
Obs
4
Pa first
351
Pa last
330
P.A. Now (θ)
330°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
9.50
Mag sec
11.69
delta mag (ΔM)
2.19
Spectral class
G5 (yellow)
Pri motion ra
+045
Sec motion ra
Pri motion dec
+008
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
329.9
Precise sep
0.32
Constellation
Virgo
SAO
100327
HIP
62974
Tycho2
0885-00935-1
HD
112140
BD
BD+12 2525
Distance
146.84
Distance ly
478.99
last precise pa
329.9
last precise sep
0.32
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12542+1119 HDS1810 1991 1 351 0.3 9.50 11.69 G5 125413.56+111843.6
12542+1119 HDS1810 2009 3 333 0.3 9.50 11.69 G5 D 125413.56+111843.6
12542+1119 HDS1810 2010 4 330 0.3 9.50 11.69 G5 125413.56+111843.6

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