17140-5144 RST3074

 
 
17h 13m 58.64s -51 44' 33.3" P.A. 285 sep 3.6 mag 9.67,13.40 Sp K0
 
 
Coord 2000
17140-5144
Discov num
RST3074
Comp
Coord arcsec 2000
17 13 58.64 -51 44 33.3
Date first
1935
Date last
1949
Obs
2
Pa first
282
Pa last
285
P.A. Now (θ)
285°
Sep first
3.7
Sep last
3.6
Sep. Now (ρ)
3.6"
Mag pri
9.67
Mag sec
13.40
delta mag (ΔM)
3.73
Spectral class
K0 (yellow-orange)
Pri motion ra
+018
Sec motion ra
Pri motion dec
-017
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
285
Precise sep
3.55
Constellation
Ara
Tycho2
8340-01094-1
last precise pa
285
last precise sep
3.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17140-5144 RST3074 1949 2 285 3.6 9.67 13.40 K0 171358.64-514433.3

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