12118+7312 LDS1749

 
 
12h 11m 50.61s +73 12' 13.6" P.A. 149 sep 8.7 mag 9.69,15.50 Sp G0
 
 
Coord 2000
12118+7312
Discov num
LDS1749
Comp
Coord arcsec 2000
12 11 50.61 +73 12 13.6
Date first
1966
Date last
2004
Obs
3
Pa first
142
Pa last
149
P.A. Now (θ)
149°
Sep first
9.0
Sep last
8.7
Sep. Now (ρ)
8.7"
Mag pri
9.69
Mag sec
15.50
delta mag (ΔM)
5.81
Spectral class
G0 (yellow)
Pri motion ra
-034
Sec motion ra
Pri motion dec
-041
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
149.2
Precise sep
8.683
Cdsa2 id
LDS 1749
Constellation
Draco
SAO
7520
Tycho2
4399-01125-1
HD
106071
Ra deg
12.197391666666666
De deg
73.20377777777779
last precise pa
149.2
last precise sep
8.683
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12118+7312 LDS1749 1999 2 147 8.9 9.69 15.50 G0 D 121150.61+731213.6
12118+7312 LDS1749 2004 3 149 8.7 9.69 15.50 G0 D 121150.61+731213.6
12118+7312 LDS1749 2010 4 155 9.2 9.69 15.50 G0 121150.61+731213.6

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