12006+1820 HDS1688

 
 
12h 00m 38.02s +18 20' 05.0" P.A. 8 sep 0.5 mag 8.06,11.98 Sp K0 dist. 204.08 pc (665.71 l.y.)
 
 
Coord 2000
12006+1820
Discov num
HDS1688
Comp
Coord arcsec 2000
12 00 38.02 +18 20 05.0
Date first
1991
Date last
2012
Obs
3
Pa first
17
Pa last
8
P.A. Now (θ)
Sep first
0.4
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
8.06
Mag sec
11.98
delta mag (ΔM)
3.92
Spectral class
K0 (yellow-orange)
Pri motion ra
+003
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
7.6
Precise sep
0.467
Cdsa2 id
HDS 1688
Constellation
Coma Berenices
SAO
99904
HIP
58568
Tycho2
1442-00678-1
HD
104290
BD
BD+19 2521
Ra deg
12.01056111111111
De deg
18.334722222222222
Distance
204.08
Distance ly
665.71
last precise pa
7.6
last precise sep
0.467
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12006+1820 HDS1688 1991 1 17 0.4 8.06 11.98 K0 D 120038.02+182005.0
12006+1820 HDS1688 2012 3 8 0.5 8.06 11.98 K0 120038.02+182005.0

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