17357+0409 STF2187AB,C

 
 
17h 35m 40.75s +04 08' 49.6" P.A. 178 sep 3.2 mag 9.10,10.05 Sp F2
 
 
Coord 2000
17357+0409
Discov num
STF2187
Comp
AB,C
Coord arcsec 2000
17 35 40.75 +04 08 49.6
Date first
1830
Date last
2008
Obs
37
Pa first
178
Pa last
178
P.A. Now (θ)
178°
Sep first
3.1
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
9.10
Mag sec
10.05
delta mag (ΔM)
0.95
Spectral class
F2 (yellow-white)
Pri motion ra
-004
Sec motion ra
-003
Pri motion dec
+029
Sec motion dec
+021
Notes
rPM=0.275 (< 0.3, Physical double)
This double is physical.
 
 
17357+0409 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17357+0409 A 2985 AB 1916 2017 11 343 0.3 9.50 9.50 0.00
Show 17357+0409 STF2187 AB,C 1830 2008 37 178 3.2 9.10 10.05 0.95 <===
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
177.6
Precise sep
3.16
Constellation
Ophiuchus
Tycho2
0422-01303-1
HD
159645
last precise pa
177.6
last precise sep
3.16
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17357+0409 STF2187 AB,C 2008 38 178 3.2 9.10 10.05 F2 D 173540.75+040849.6

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