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
Cdsa2 id
LDS 4820
Constellation
Sagittarius
Ra deg
19.828775
De deg
-31.47533333333333
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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