15173+0923 A  1117

 
 
15h 17m 20.89s +09 22' 47.1" P.A. 358 sep 1 mag 8.83,9.88 Sp F5 dist. 130.38 pc (425.3 l.y.)
 
 
Coord 2000
15173+0923
Discov num
A  1117
Comp
Coord arcsec 2000
15 17 20.89 +09 22 47.1
Date first
1905
Date last
2011
Obs
21
Pa first
351
Pa last
358
P.A. Now (θ)
358°
Sep first
0.6
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
8.83
Mag sec
9.88
delta mag (ΔM)
1.05
Spectral class
F5 (yellow-white)
Pri motion ra
-015
Sec motion ra
-015
Pri motion dec
-006
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
358.2
Precise sep
0.965
Constellation
Serpens
HIP
74814
Tycho2
0920-00669-1
HD
135892
BD
BD+09 3016
Distance
130.38
Distance ly
425.3
last precise pa
358.2
last precise sep
0.965
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15173+0923 A 1117 2004 18 357 1.0 8.83 9.88 F5 D 151720.89+092247.1
15173+0923 A 1117 2008 20 6 1.7 8.83 9.88 F5 D 151720.89+092247.1
15173+0923 A 1117 2011 21 358 1.0 8.83 9.88 F5 151720.89+092247.1

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