18243-0405 YSC  67AB

 
 
18h 24m 17.38s -04 05' 17.7" P.A. 358 sep 0.4 mag 7.70,9.90 Sp A3 dist. 115.47 pc (376.66 l.y.)
 
 
Coord 2000
18243-0405
Discov num
YSC  67
Comp
AB
Coord arcsec 2000
18 24 17.38 -04 05 17.7
Date first
2008
Date last
2018
Obs
11
Pa first
4
Pa last
358
P.A. Now (θ)
358°
Sep first
0.3
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
7.70
Mag sec
9.90
delta mag (ΔM)
2.2
Spectral class
A3 (white)
Pri motion ra
-009
Sec motion ra
Pri motion dec
+015
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18243-0405 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18243-0405 TOK 420 Aa,Ab 2014 2014 2 86 0.0 7.90 8.90 1.00
Show 18243-0405 YSC 67 AB 2008 2018 11 358 0.4 7.70 9.90 2.20 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
357.8
Precise sep
0.378
Constellation
Scutum
HIP
90198
Tycho2
5107-00085-1
Gaia DR2
57087553664
HD
169310
BD
BD-04 4459
Distance
115.47
Distance ly
376.66
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18243-0405 YSC 67 AB 2014 5 0 0.4 7.70 9.90 A3 182417.38-040517.7
18243-0405 YSC 67 AB 2015 9 359 0.4 7.70 9.90 A3 182417.38-040517.7
18243-0405 YSC 67 AB 2017 10 359 0.4 7.70 9.90 A3 N 182417.38-040517.7

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