12118+7312 LDS1749

 
 
12h 11m 50.61s +73 12' 13.6" P.A. 148 sep 8.9 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
2015
Obs
4
Pa first
142
Pa last
148
P.A. Now (θ)
148°
Sep first
9.0
Sep last
8.9
Sep. Now (ρ)
8.9"
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
147.7
Precise sep
8.887
Constellation
Draco
SAO
7520
Tycho2
4399-01125-1
Gaia DR2
85747011712
HD
106071
 
 
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
12118+7312 LDS1749 2015 4 148 8.9 9.69 15.50 G0 121150.61+731213.6

If you need more information about this double, apply for a data request form to the WDS.