17301-3128 PRO 168

 
 
17h 30m 02.54s -31 27' 38.3" P.A. 19 sep 5.6 mag 10.86,12.60
 
 
Coord 2000
17301-3128
Discov num
PRO 168
Comp
Coord arcsec 2000
17 30 02.54 -31 27 38.3
Date first
1911
Date last
1999
Obs
5
Pa first
21
Pa last
19
P.A. Now (θ)
19°
Sep first
5.1
Sep last
5.6
Sep. Now (ρ)
5.6"
Mag pri
10.86
Mag sec
12.60
delta mag (ΔM)
1.74
Spectral class
Pri motion ra
+001
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
19.1
Precise sep
5.648
Constellation
Scorpius
Tycho2
7375-00664-1
HD
317699
last precise pa
19.1
last precise sep
5.648
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17301-3128 PRO 168 1913 2 15 4.0 10.86 12.60 173002.54-312738.3
17301-3128 PRO 168 1999 3 19 5.6 10.86 12.60 173002.54-312738.3

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