00170+2146 KU    4

 
 
00h 17m 01.49s +21 46' 26.2" P.A. 136 sep 2.4 mag 9.78,10.64 Sp G0 dist. 178.57 pc (582.5 l.y.)
 
 
Coord 2000
00170+2146
Discov num
KU    4
Comp
Coord arcsec 2000
00 17 01.49 +21 46 26.2
Date first
1901
Date last
2009
Obs
26
Pa first
135
Pa last
136
P.A. Now (θ)
136°
Sep first
2.5
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
9.78
Mag sec
10.64
delta mag (ΔM)
0.86
Spectral class
G0 (yellow)
Pri motion ra
+103
Sec motion ra
+103
Pri motion dec
-053
Sec motion dec
-053
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
136.1
Precise sep
2.388
Constellation
Andromeda
HIP
1358
Tycho2
1185-01789-1
BD
BD+20 18
Distance
178.57
Distance ly
582.5
last precise pa
136.1
last precise sep
2.388
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00170+2146 KU 4 2000 25 135 2.4 9.78 10.64 G0 D 001701.49+214626.2
00170+2146 KU 4 2009 26 136 2.4 9.78 10.64 G0 D 001701.49+214626.2

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