18471-2331 LDS4798

 
 
18h 46m 59.49s -23 30' 39.2" P.A. 242 sep 5.4 mag 10.75,13.62 Sp K3
 
 
Coord 2000
18471-2331
Discov num
LDS4798
Comp
Coord arcsec 2000
18 46 59.49 -23 30 39.2
Date first
1960
Date last
1999
Obs
3
Pa first
240
Pa last
242
P.A. Now (θ)
242°
Sep first
5.0
Sep last
5.4
Sep. Now (ρ)
5.4"
Mag pri
10.75
Mag sec
13.62
delta mag (ΔM)
2.87
Spectral class
K3 (yellow-orange)
Pri motion ra
-354
Sec motion ra
-354
Pri motion dec
-309
Sec motion dec
-309
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
242.1
Precise sep
5.437
Constellation
Sagittarius
Tycho2
6859-00817-1
last precise pa
242.1
last precise sep
5.437
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18471-2331 LDS4798 1998 2 242 5.6 10.75 13.62 D 184659.49-233039.2
18471-2331 LDS4798 1999 3 242 5.4 10.75 13.62 N D 184659.49-233039.2
18471-2331 LDS4798 2010 4 241 4.9 10.75 13.62 K3 N 184659.49-233039.2

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