12406+4017 HJ 2617AB

 
 
12h 40m 37.41s +40 17' 16.4" P.A. 2 sep 5.7 mag 8.41,9.61 Sp G0 dist. 61.27 pc (199.86 l.y.)
 
 
Coord 2000
12406+4017
Discov num
HJ 2617
Comp
AB
Coord arcsec 2000
12 40 37.41 +40 17 16.4
Date first
1831
Date last
2010
Obs
39
Pa first
11
Pa last
2
P.A. Now (θ)
Sep first
4.0
Sep last
5.7
Sep. Now (ρ)
5.7"
Mag pri
8.41
Mag sec
9.61
delta mag (ΔM)
1.2
Spectral class
G0 (yellow)
Pri motion ra
-018
Sec motion ra
-020
Pri motion dec
+061
Sec motion dec
+063
Notes
rPM=0.043 (< 0.3, Physical double)
This double is physical.
 
 
12406+4017 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 44277 12406+4017 HJ 2617 AB 1831 2010 39 2 5.7 8.41 9.61 1.20 <===
Show 44277 12406+4017 HJ 2617 AC 1910 2002 7 176 172.1 8.41 11.02 2.61
Show 44277 12406+4017 BKO 114 AD 2000 2003 3 344 43.5 8.41 13.78 5.37
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
2
Precise sep
5.74
Constellation
Canes Venatici
SAO
44277
HIP
61854
Tycho2
3021-00840-1
HD
110279
BD
BD+41 2317
Distance
61.27
Distance ly
199.86
last precise pa
2
last precise sep
5.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12406+4017 HJ 2617 AB 2007 31 3 5.9 8.41 9.61 G0 D 124037.41+401716.4
12406+4017 HJ 2617 AB 2010 33 2 5.7 8.41 9.61 G0 D 124037.41+401716.4

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