00310+2839 HAU   2AB

 
 
00h 31m 00.57s +28 42' 10.5" P.A. 279 sep 12.4 mag 11.29,11.84
 
 
Coord 2000
00310+2839
Discov num
HAU   2
Comp
AB
Coord arcsec 2000
00 31 00.57 +28 42 10.5
Date first
1894
Date last
2016
Obs
11
Pa first
282
Pa last
279
P.A. Now (θ)
279°
Sep first
12.2
Sep last
12.4
Sep. Now (ρ)
12.4"
Mag pri
11.29
Mag sec
11.84
delta mag (ΔM)
0.55
Spectral class
Pri motion ra
+003
Sec motion ra
+003
Pri motion dec
-002
Sec motion dec
-003
Notes
rPM=0.236 (< 0.3, Physical double)
This double is physical.
 
 
00310+2839 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 00310+2839 CTU 1 Aa,Ab 2003 2005 3 226 0.9 9.40 11.20 1.80
Show 00310+2839 HAU 2 AB 1894 2016 11 279 12.4 11.29 11.84 0.55 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
279.4
Precise sep
12.36
Constellation
Andromeda
Tycho2
1737-01119-1
last precise pa
279.4
last precise sep
12.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00310+2839 HAU 2 AB 2005 9 279 12.5 11.29 11.84 D 003100.57+284210.5
00310+2839 HAU 2 AB 2010 11 279 12.2 11.29 11.84 003100.57+284210.5
00310+2839 HAU 2 AB 2016 11 279 12.4 11.29 11.84 003100.57+284210.5

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