12284+6528 HDS1756

 
 
12h 28m 23.43s +65 28' 25.3" P.A. 155 sep 0.2 mag 8.61,9.30 Sp F3V dist. 112.11 pc (365.7 l.y.)
 
 
Coord 2000
12284+6528
Discov num
HDS1756
Comp
Coord arcsec 2000
12 28 23.43 +65 28 25.3
Date first
1991
Date last
2012
Obs
6
Pa first
318
Pa last
155
P.A. Now (θ)
155°
Sep first
0.1
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
8.61
Mag sec
9.30
delta mag (ΔM)
0.69
Spectral class
F3V (yellow-white)
Pri motion ra
-057
Sec motion ra
Pri motion dec
+026
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
155.3
Precise sep
0.155
Cdsa2 id
HDS 1756
Constellation
Draco
SAO
15808
HIP
60858
Tycho2
4161-01055-1
HD
108649
BD
BD+66 761
Ra deg
12.473175
De deg
65.47369444444445
Distance
112.11
Distance ly
365.7
last precise pa
155.3
last precise sep
0.155
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12284+6528 HDS1756 2004 2 325 0.2 8.61 9.30 F3V D 122823.43+652825.3
12284+6528 HDS1756 2007 4 144 0.2 8.61 9.30 F3V D 122823.43+652825.3
12284+6528 HDS1756 2012 6 155 0.2 8.61 9.30 F3V 122823.43+652825.3

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