00247+0013 HDO  17AB

 
 
00h 24m 40.73s +00 12' 36.3" P.A. 229 sep 34.5 mag 9.27,13.31 Sp A5
 
 
Coord 2000
00247+0013
Discov num
HDO  17
Comp
AB
Coord arcsec 2000
00 24 40.73 +00 12 36.3
Date first
1868
Date last
2000
Obs
3
Pa first
225
Pa last
229
P.A. Now (θ)
229°
Sep first
10.0
Sep last
34.5
Sep. Now (ρ)
34.5"
Mag pri
9.27
Mag sec
13.31
delta mag (ΔM)
4.04
Spectral class
A5 (white)
Pri motion ra
+007
Sec motion ra
+028
Pri motion dec
+001
Sec motion dec
+016
Notes
rPM=0.8
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
 
 
Precise pa
229.1
Precise sep
34.47
Cdsa2 id
HDO 17 AB
Constellation
Pisces
SAO
128745
Tycho2
0003-00856-1
HD
2036
Ra deg
0.4113138888888889
De deg
0.21008333333333334
last precise pa
229.1
last precise sep
34.47
 
 
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 AB 2000 2 229 34.5 9.27 13.00 D 002440.73+001236.3

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