19303-3025 LDS4809

 
 
19h 30m 20.63s -30 25' 09.9" P.A. 290 sep 218.6 mag 14.10,18.30
 
 
Coord 2000
19303-3025
Discov num
LDS4809
Comp
Coord arcsec 2000
19 30 20.63 -30 25 09.9
Date first
1960
Date last
2015
Obs
5
Pa first
299
Pa last
290
P.A. Now (θ)
290°
Sep first
210.0
Sep last
218.6
Sep. Now (ρ)
218.6"
Mag pri
14.10
Mag sec
18.30
delta mag (ΔM)
4.2
Spectral class
Pri motion ra
+084
Sec motion ra
+048
Pri motion dec
-060
Sec motion dec
-088
Notes
rPM=0.442
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
289.6
Precise sep
218.622
Constellation
Sagittarius
Gaia DR2
6746370251571232896
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19303-3025 LDS4809 1998 2 290 217.0 14.10 18.30 D 193020.63-302509.9
19303-3025 LDS4809 2010 4 290 218.2 14.10 18.30 193020.63-302509.9
19303-3025 LDS4809 2015 5 290 218.6 14.10 18.30 193020.63-302509.9

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