17299-0118 STF2172

 
 
17h 29m 56.26s -01 18' 22.9" P.A. 171 sep 11.4 mag 8.55,11.46 Sp F2 dist. 106.5 pc (347.4 l.y.)
 
 
Coord 2000
17299-0118
Discov num
STF2172
Comp
Coord arcsec 2000
17 29 56.26 -01 18 22.9
Date first
1830
Date last
2013
Obs
21
Pa first
173
Pa last
171
P.A. Now (θ)
171°
Sep first
11.6
Sep last
11.4
Sep. Now (ρ)
11.4"
Mag pri
8.55
Mag sec
11.46
delta mag (ΔM)
2.91
Spectral class
F2 (yellow-white)
Pri motion ra
+008
Sec motion ra
+010
Pri motion dec
-001
Sec motion dec
-003
Notes
rPM=0.271 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
170.9
Precise sep
11.42
Constellation
Ophiuchus
HIP
85630
Tycho2
5067-00020-1
HD
158523
BD
BD-01 3345
Distance
106.5
Distance ly
347.4
last precise pa
170.9
last precise sep
11.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17299-0118 STF2172 1999 18 170 11.4 8.55 11.46 F2 D 172956.26-011822.9
17299-0118 STF2172 2000 19 171 11.5 8.55 11.46 F2 D 172956.26-011822.9
17299-0118 STF2172 2013 20 171 11.4 8.55 11.46 F2 172956.26-011822.9

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