17128-0403 STF2132

 
 
17h 12m 45.07s -04 03' 10.9" P.A. 114 sep 2 mag 8.89,9.66 Sp F2
 
 
Coord 2000
17128-0403
Discov num
STF2132
Comp
Coord arcsec 2000
17 12 45.07 -04 03 10.9
Date first
1831
Date last
2016
Obs
34
Pa first
108
Pa last
114
P.A. Now (θ)
114°
Sep first
1.5
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
8.89
Mag sec
9.66
delta mag (ΔM)
0.77
Spectral class
F2 (yellow-white)
Pri motion ra
-021
Sec motion ra
-021
Pri motion dec
-017
Sec motion dec
-017
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
113.6
Precise sep
1.993
Constellation
Ophiuchus
Tycho2
5073-01104-1
HD
155595
last precise pa
113.6
last precise sep
1.993
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17128-0403 STF2132 2005 33 114 2.0 8.89 9.66 F2 171245.07-040310.9
17128-0403 STF2132 2012 33 113 1.9 8.89 9.66 F2 171245.07-040310.9
17128-0403 STF2132 2016 34 114 2.0 8.89 9.66 F2 171245.07-040310.9

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