12137+7826 HU  891

 
 
12h 13m 39.97s +78 25' 58.8" P.A. 12 sep 2.8 mag 9.89,10.08 Sp K2III
 
 
Coord 2000
12137+7826
Discov num
HU  891
Comp
Coord arcsec 2000
12 13 39.97 +78 25 58.8
Date first
1899
Date last
2017
Obs
14
Pa first
18
Pa last
12
P.A. Now (θ)
12°
Sep first
2.9
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
9.89
Mag sec
10.08
delta mag (ΔM)
0.19
Spectral class
K2III (yellow-orange)
Pri motion ra
+004
Sec motion ra
+002
Pri motion dec
-081
Sec motion dec
-075
Notes
rPM=0.078 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
12
Precise sep
2.808
Constellation
Camelopardalis
SAO
7529
Tycho2
4553-00195-2
last precise pa
12
last precise sep
2.808
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12137+7826 HU 891 1999 13 13 2.7 9.89 10.08 K2III 121339.97+782558.8
12137+7826 HU 891 2017 14 12 2.8 9.89 10.08 K2III 121339.97+782558.8

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