01187-2249 HDO  47

 
 
01h 18m 40.42s -22 49' 15.6" P.A. 62 sep 9.6 mag 8.82,10.55 Sp G3V
 
 
Coord 2000
01187-2249
Discov num
HDO  47
Comp
Coord arcsec 2000
01 18 40.42 -22 49 15.6
Date first
1867
Date last
2015
Obs
15
Pa first
61
Pa last
62
P.A. Now (θ)
62°
Sep first
10.5
Sep last
9.6
Sep. Now (ρ)
9.6"
Mag pri
8.82
Mag sec
10.55
delta mag (ΔM)
1.73
Spectral class
G3V (yellow)
Pri motion ra
+045
Sec motion ra
+050
Pri motion dec
+021
Sec motion dec
+021
Notes
N W (See Notes, )
rPM=0.092 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
62.2
Precise sep
9.619
Constellation
Cetus
SAO
166948
Tycho2
6425-00219-1
HD
7930
last precise pa
62.2
last precise sep
9.619
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01187-2249 HDO 47 1998 12 62 9.7 8.82 10.55 G3V N D 011840.42-224915.6
01187-2249 HDO 47 1999 13 63 9.5 8.82 10.55 G3V N D 011840.42-224915.6
01187-2249 HDO 47 2010 14 63 9.4 8.82 10.55 G3V N 011840.42-224915.6
01187-2249 HDO 47 2015 15 62 9.6 8.82 10.55 G3V N W 011840.42-224915.6

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