01599-6131 ALD  21

 
 
01h 59m 52.70s -61 30' 54.6" P.A. 318 sep 3.7 mag 11.79,11.63
 
 
Coord 2000
01599-6131
Discov num
ALD  21
Comp
Coord arcsec 2000
01 59 52.70 -61 30 54.6
Date first
1921
Date last
2015
Obs
7
Pa first
315
Pa last
318
P.A. Now (θ)
318°
Sep first
3.4
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
11.79
Mag sec
11.63
delta mag (ΔM)
0.16
Spectral class
Pri motion ra
+063
Sec motion ra
-037
Pri motion dec
-045
Sec motion dec
+065
Notes
rPM=1.92
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
317.8
Precise sep
3.74
Constellation
Hydrus
Tycho2
8851-01967-1
last precise pa
317.8
last precise sep
3.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01599-6131 ALD 21 2000 4 318 3.7 11.79 11.63 D 015952.70-613054.6
01599-6131 ALD 21 2015 7 318 3.7 11.79 11.63 015952.70-613054.6

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