13031-1210 HU  137

 
 
13h 03m 03.33s -12 10' 11.5" P.A. 116 sep 3.7 mag 10.85,10.56
 
 
Coord 2000
13031-1210
Discov num
HU  137
Comp
Coord arcsec 2000
13 03 03.33 -12 10 11.5
Date first
1900
Date last
2016
Obs
17
Pa first
121
Pa last
116
P.A. Now (θ)
116°
Sep first
3.6
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
10.85
Mag sec
10.56
delta mag (ΔM)
0.29
Spectral class
Pri motion ra
-048
Sec motion ra
+013
Pri motion dec
-052
Sec motion dec
-081
Notes
rPM=0.823
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
115.6
Precise sep
3.679
Constellation
Virgo
Tycho2
5539-00081-1
last precise pa
115.6
last precise sep
3.679
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13031-1210 HU 137 2001 15 117 3.5 10.85 10.56 D 130303.33-121011.5
13031-1210 HU 137 2016 17 116 3.7 10.85 10.56 130303.33-121011.5

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