17504-3419 SIN 103AC

 
 
17h 50m 26.70s -34 19' 02.1" P.A. 265 sep 77.9 mag 8.75,12.30 Sp A0III/IV
 
 
Coord 2000
17504-3419
Discov num
SIN 103
Comp
AC
Coord arcsec 2000
17 50 26.70 -34 19 02.1
Date first
1913
Date last
2000
Obs
5
Pa first
266
Pa last
265
P.A. Now (θ)
265°
Sep first
77.9
Sep last
77.9
Sep. Now (ρ)
77.9"
Mag pri
8.75
Mag sec
12.30
delta mag (ΔM)
3.55
Spectral class
A0III/IV (white)
Pri motion ra
+001
Sec motion ra
-001
Pri motion dec
+005
Sec motion dec
-001
Notes
rPM=1.24
This double is not physical.
 
 
17504-3419 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 209331 17504-3419 B 2419 AB 1911 2000 7 226 6.4 8.75 12.20 3.45
Show 209331 17504-3419 SIN 103 AC 1913 2000 5 265 77.9 8.75 12.30 3.55 <===
Show 209331 17504-3419 SIN 103 AD 1911 2000 6 99 93.4 8.75 12.70 3.95
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
265
Precise sep
77.941
Constellation
Scorpius
SAO
209331
Tycho2
7385-01204-1
HD
162031
last precise pa
265
last precise sep
77.941
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17504-3419 SIN 103 AC 1987 2 263 71.2 8.74   175026.70-341902.1
17504-3419 SIN 103 AC 1998 3 265 78.0 8.75 12.30 A0III/IV 175026.70-341902.1
17504-3419 SIN 103 AC 2000 5 265 77.9 8.75 12.30 A0III/IV 175026.70-341902.1

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