12044-3316 LDS 381

 
 
12h 04m 21.89s -33 15' 49.1" P.A. 173 sep 15.6 mag 12.02,12.60
 
 
Coord 2000
12044-3316
Discov num
LDS 381
Comp
Coord arcsec 2000
12 04 21.89 -33 15 49.1
Date first
1920
Date last
2010
Obs
5
Pa first
180
Pa last
173
P.A. Now (θ)
173°
Sep first
15.0
Sep last
15.6
Sep. Now (ρ)
15.6"
Mag pri
12.02
Mag sec
12.60
delta mag (ΔM)
0.58
Spectral class
Pri motion ra
+058
Sec motion ra
+087
Pri motion dec
+002
Sec motion dec
+052
Notes
rPM=0.57
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
172.8
Precise sep
15.55
Constellation
Hydra
Tycho2
7235-00373-1
last precise pa
172.8
last precise sep
15.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12044-3316 LDS 381 1920 1 0 15.0 12.16 12.70 120421.84-331548.9
12044-3316 LDS 381 1999 3 173 15.5 12.02 12.60 120421.89-331549.1
12044-3316 LDS 381 2010 5 173 15.5 12.02 12.60 120421.89-331549.1

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