15509-0902 STF3097

 
 
15h 50m 53.99s -09 01' 42.9" P.A. 185 sep 4.1 mag 9.72,9.97 Sp G0
 
 
Coord 2000
15509-0902
Discov num
STF3097
Comp
Coord arcsec 2000
15 50 53.99 -09 01 42.9
Date first
1831
Date last
2010
Obs
25
Pa first
181
Pa last
185
P.A. Now (θ)
185°
Sep first
4.0
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
9.72
Mag sec
9.97
delta mag (ΔM)
0.25
Spectral class
G0 (yellow)
Pri motion ra
-153
Sec motion ra
Pri motion dec
-103
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
185.2
Precise sep
4.05
Constellation
Libra
Tycho2
5610-00847-1
HD
141735
last precise pa
185.2
last precise sep
4.05
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15509-0902 STF3097 1999 22 188 4.1 9.72 9.97 G0 D 155053.99-090142.9
15509-0902 STF3097 2009 23 188 4.0 9.72 9.97 G0 D 155053.99-090142.9
15509-0902 STF3097 2010 25 185 4.1 9.72 9.97 G0 155053.99-090142.9

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