17316-4036 RSS 446

 
 
17h 31m 35.47s -40 36' 13.0" P.A. 275 sep 13.4 mag 10.07,15.29 Sp K5 dist. 56.02 pc (182.74 l.y.)
 
 
Coord 2000
17316-4036
Discov num
RSS 446
Comp
Coord arcsec 2000
17 31 35.47 -40 36 13.0
Date first
1975
Date last
1999
Obs
3
Pa first
266
Pa last
275
P.A. Now (θ)
275°
Sep first
10.7
Sep last
13.4
Sep. Now (ρ)
13.4"
Mag pri
10.07
Mag sec
15.29
delta mag (ΔM)
5.22
Spectral class
K5 (yellow-orange)
Pri motion ra
+138
Sec motion ra
Pri motion dec
-089
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
275.3
Precise sep
13.36
Constellation
Scorpius
HIP
85774
Tycho2
7888-01250-1
HD
323631
CD
CD-4011550
CP
CP-40 7883
Distance
56.02
Distance ly
182.74
last precise pa
275.3
last precise sep
13.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17316-4036 RSS 446 1975 1 266 10.7 10.09   K5 173135.37-403612.3
17316-4036 RSS 446 1998 2 274 13.1 10.07 15.29 K5 173135.47-403613.0
17316-4036 RSS 446 1999 3 275 13.4 10.07 15.29 K5 173135.47-403613.0
17316-4036 RSS 446 2010 4 280 14.3 10.07 15.29 K5 173135.47-403613.0

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