12121+6428 HDS1725

 
 
12h 12m 05.51s +64 27' 49.6" P.A. 356 sep 1 mag 7.73,11.45 Sp K2 dist. 460.83 pc (1503.23 l.y.)
 
 
Coord 2000
12121+6428
Discov num
HDS1725
Comp
Coord arcsec 2000
12 12 05.51 +64 27 49.6
Date first
1991
Date last
1991
Obs
2
Pa first
356
Pa last
356
P.A. Now (θ)
356°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
7.73
Mag sec
11.45
delta mag (ΔM)
3.72
Spectral class
K2 (yellow-orange)
Pri motion ra
-028
Sec motion ra
-027
Pri motion dec
-004
Sec motion dec
-001
Notes
rPM=0.112 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
355.5
Precise sep
1.02
Constellation
Draco
SAO
15736
HIP
59497
Tycho2
4158-01038-1
HD
106072
BD
BD+65 874
Distance
460.83
Distance ly
1503.23
last precise pa
355.5
last precise sep
1.02
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12121+6428 HDS1725 1991 2 356 1.0 7.73 11.45 K2 D 121205.51+642749.6

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