01546-0218 HDO  55

 
 
01h 54m 33.42s -02 18' 04.0" P.A. 228 sep 10.4 mag 10.17,11.30
 
 
Coord 2000
01546-0218
Discov num
HDO  55
Comp
Coord arcsec 2000
01 54 33.42 -02 18 04.0
Date first
1895
Date last
2010
Obs
6
Pa first
230
Pa last
228
P.A. Now (θ)
228°
Sep first
10.1
Sep last
10.4
Sep. Now (ρ)
10.4"
Mag pri
10.17
Mag sec
11.30
delta mag (ΔM)
1.13
Spectral class
Pri motion ra
+046
Sec motion ra
+026
Pri motion dec
+010
Sec motion dec
-003
Notes
rPM=0.507
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
228.2
Precise sep
10.35
Constellation
Cetus
Tycho2
4686-01185-1
last precise pa
228.2
last precise sep
10.35
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01546-0218 HDO 55 2000 4 229 10.1 10.17 11.30 D 015433.42-021804.0
01546-0218 HDO 55 2010 5 228 10.4 10.17 11.30 D 015433.42-021804.0

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