17089+6925 UC 3298AC

 
 
17h 08m 51.86s +69 25' 10.4" P.A. 137 sep 27.5 mag 9.99,11.95 Sp G5
 
 
Coord 2000
17089+6925
Discov num
UC 3298
Comp
AC
Coord arcsec 2000
17 08 51.86 +69 25 10.4
Date first
1893
Date last
2015
Obs
6
Pa first
141
Pa last
137
P.A. Now (θ)
137°
Sep first
26.6
Sep last
27.5
Sep. Now (ρ)
27.5"
Mag pri
9.99
Mag sec
11.95
delta mag (ΔM)
1.96
Spectral class
G5 (yellow)
Pri motion ra
-015
Sec motion ra
-010
Pri motion dec
-114
Sec motion dec
-114
Notes
V (Proper motion indicates physical)
rPM=0.043 (< 0.3, Physical double)
This double is physical.
 
 
17089+6925 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17369 17089+6925 STF2129 AB 1893 2015 6 206 9.8 9.99 10.61 0.62
Show 17369 17089+6925 UC 3298 AC 1893 2015 6 137 27.5 9.99 11.95 1.96 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
137.4
Precise sep
27.53
Constellation
Draco
SAO
17369
Tycho2
4421-00825-1
last precise pa
137.4
last precise sep
27.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17089+6925 UC 3298 AC 2000 2 137 27.6 9.99 12.00 V 170851.86+692510.4
17089+6925 UC 3298 AC 2004 2 137 27.6 9.99 12.00 V 170851.86+692510.4
17089+6925 UC 3298 AC 2015 3 137 27.5 9.99 11.95 G5 V 170851.86+692510.4

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