19497-3128 LDS4820

 
 
19h 49m 43.59s -31 28' 31.2" P.A. 320 sep 197 mag 15.22,15.44
 
 
Coord 2000
19497-3128
Discov num
LDS4820
Comp
Coord arcsec 2000
19 49 43.59 -31 28 31.2
Date first
1960
Date last
2010
Obs
5
Pa first
323
Pa last
320
P.A. Now (θ)
320°
Sep first
195.0
Sep last
197.0
Sep. Now (ρ)
197"
Mag pri
15.22
Mag sec
15.44
delta mag (ΔM)
0.22
Spectral class
Pri motion ra
-032
Sec motion ra
-072
Pri motion dec
-089
Sec motion dec
-076
Notes
rPM=0.402
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
319.7
Precise sep
196.98
Constellation
Sagittarius
last precise pa
319.7
last precise sep
196.98
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19497-3128 LDS4820 1999 2 320 196.6 15.27 15.63 D 194943.59-312831.2
19497-3128 LDS4820 2010 5 320 197.0 15.22 15.44 194943.59-312831.2

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