18204-3107 RST5447

 
 
18h 20m 17.18s -31 06' 42.6" P.A. 52 sep 2 mag 10.46,13.00 Sp K3III
 
 
Coord 2000
18204-3107
Discov num
RST5447
Comp
Coord arcsec 2000
18 20 17.18 -31 06 42.6
Date first
1944
Date last
1969
Obs
2
Pa first
64
Pa last
52
P.A. Now (θ)
52°
Sep first
1.9
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
10.46
Mag sec
13.00
delta mag (ΔM)
2.54
Spectral class
K3III (yellow-orange)
Pri motion ra
-002
Sec motion ra
Pri motion dec
-014
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
51.6
Precise sep
1.97
Constellation
Sagittarius
Tycho2
7393-00704-1
last precise pa
51.6
last precise sep
1.97
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18204-3107 RST5447 1969 2 52 2.0 10.46 13.00 182017.18-310642.6

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