13493+1742 S   655BC

 
 
13h 49m 23.23s +17 41' 40.4" P.A. 327 sep 64.3 mag 9.98,13.93 Sp K2 dist. 148.59 pc (484.7 l.y.)
 
 
Coord 2000
13493+1742
Discov num
S   655
Comp
BC
Coord arcsec 2000
13 49 23.23 +17 41 40.4
Date first
1911
Date last
2015
Obs
6
Pa first
329
Pa last
327
P.A. Now (θ)
327°
Sep first
64.9
Sep last
64.3
Sep. Now (ρ)
64.3"
Mag pri
9.98
Mag sec
13.93
delta mag (ΔM)
3.95
Spectral class
K2 (yellow-orange)
Pri motion ra
+012
Sec motion ra
-004
Pri motion dec
-020
Sec motion dec
-033
Notes
rPM=0.62
Nature of this double is uncertain.
 
 
13493+1742 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 13493+1742 S 655 AB 1825 2015 22 86 46.2 8.96 9.98 1.02
Show 13493+1742 S 655 AC 1911 2015 7 11 58.3 8.96 13.93 4.97
Show 13493+1742 S 655 BC 1911 2015 6 327 64.3 9.98 13.93 3.95 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
326.6
Precise sep
64.334
Constellation
Bootes
SAO
100723
HIP
67444
Tycho2
1463-00501-1
Gaia DR2
30492124160
BD
BD+18 2786
Distance
148.59
Distance ly
484.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13493+1742 S 655 BC 2002 3 327 64.4 9.98 12.60 D 134923.23+174140.4
13493+1742 S 655 BC 2015 6 327 64.3 9.98 13.93 K2 134923.23+174140.4

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