00247+0013 HDO  17AC

 
 
00h 24m 40.73s +00 12' 36.3" P.A. 328 sep 49.6 mag 9.27,10.97 Sp A5
 
 
Coord 2000
00247+0013
Discov num
HDO  17
Comp
AC
Coord arcsec 2000
00 24 40.73 +00 12 36.3
Date first
1893
Date last
2016
Obs
10
Pa first
325
Pa last
328
P.A. Now (θ)
328°
Sep first
54.6
Sep last
49.6
Sep. Now (ρ)
49.6"
Mag pri
9.27
Mag sec
10.97
delta mag (ΔM)
1.7
Spectral class
A5 (white)
Pri motion ra
+007
Sec motion ra
+036
Pri motion dec
+001
Sec motion dec
-026
Notes
Nature of this double is uncertain.
 
 
00247+0013 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 128745 00247+0013 HDO 17 AB 1868 2000 3 229 34.5 9.27 13.31 4.04
Show 128745 00247+0013 HDO 17 AC 1893 2016 10 328 49.6 9.27 10.97 1.70 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Pisces
SAO
128745
Tycho2
0003-00856-1
HD
2036
last precise pa
327.8
last precise sep
49.566
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00247+0013 HDO 17 AC 2006 8 327 51.3 9.27 10.97 D 002440.73+001236.3
00247+0013 HDO 17 AC 2016 10 328 49.6 9.27 10.97 A5 002440.73+001236.3

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