17439-3239 PRO 181AB

 
 
17h 43m 53.99s -32 39' 09.4" P.A. 46 sep 2.4 mag 10.60,11.20
 
 
Coord 2000
17439-3239
Discov num
PRO 181
Comp
AB
Coord arcsec 2000
17 43 53.99 -32 39 09.4
Date first
1911
Date last
2000
Obs
3
Pa first
26
Pa last
46
P.A. Now (θ)
46°
Sep first
2.7
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
10.60
Mag sec
11.20
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
-002
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
17439-3239 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17439-3239 PRO 181 AB 1911 2000 3 46 2.4 10.60 11.20 0.60 <===
Show 17439-3239 JSP 726 BC 1928 1944 2 261 1.8 11.20 11.70 0.50
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
46
Precise sep
2.39
Constellation
Scorpius
Tycho2
7381-00321-1
HD
318258
last precise pa
46
last precise sep
2.39
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17439-3239 PRO 181 AB 1928 2 43 3.6 10.60 11.20 174353.99-323909.4
17439-3239 PRO 181 AB 2000 3 46 2.4 10.60 11.20 174353.99-323909.4

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