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
Cdsa2 id
HDS 1810
Constellation
Virgo
SAO
100327
HIP
62974
Tycho2
0885-00935-1
HD
112140
BD
BD+12 2525
Ra deg
12.903766666666668
De deg
11.312111111111111
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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