17097+3021 STF2131AB

 
 
17h 09m 42.64s +30 21' 14.7" P.A. 179 sep 24.1 mag 8.39,9.80 Sp G5 dist. 328.95 pc (1073.03 l.y.)
 
 
Coord 2000
17097+3021
Discov num
STF2131
Comp
AB
Coord arcsec 2000
17 09 42.64 +30 21 14.7
Date first
1830
Date last
2014
Obs
34
Pa first
179
Pa last
179
P.A. Now (θ)
179°
Sep first
24.3
Sep last
24.1
Sep. Now (ρ)
24.1"
Mag pri
8.39
Mag sec
9.80
delta mag (ΔM)
1.41
Spectral class
G5 (yellow)
Pri motion ra
-009
Sec motion ra
-008
Pri motion dec
+009
Sec motion dec
+007
Notes
N (See Notes)
rPM=0.176 (< 0.3, Physical double)
This double is physical.
 
 
17097+3021 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 65835 17097+3021 STF2131 AB 1830 2014 34 179 24.1 8.39 9.80 1.41 <===
Show 65835 17097+3021 ARN 46 AC 1902 2005 11 336 139.1 8.39 10.34 1.95
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
179
Precise sep
24.1
Constellation
Hercules
SAO
65835
HIP
83954
Tycho2
2591-01698-1
HD
155329
BD
BD+30 2939
Distance
328.95
Distance ly
1073.03
last precise pa
179
last precise sep
24.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17097+3021 STF2131 AB 2005 32 180 24.2 8.39 9.80 G5 N D 170942.64+302114.7
17097+3021 STF2131 AB 2014 34 179 24.1 8.39 9.80 G5 N D 170942.64+302114.7

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