20175-2827 LDS4836

 
 
20h 17m 31.65s -28 26' 46.9" P.A. 46 sep 3.5 mag 15.20,15.60
 
 
Coord 2000
20175-2827
Discov num
LDS4836
Comp
Coord arcsec 2000
20 17 31.65 -28 26 46.9
Date first
1960
Date last
2015
Obs
5
Pa first
60
Pa last
46
P.A. Now (θ)
46°
Sep first
3.0
Sep last
3.5
Sep. Now (ρ)
3.5"
Mag pri
15.20
Mag sec
15.60
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+003
Sec motion ra
+056
Pri motion dec
-172
Sec motion dec
-105
Notes
rPM=0.497
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
45.9
Precise sep
3.463
Constellation
Sagittarius
SAO
189102
Gaia DR2
54265039104
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20175-2827 LDS4836 1998 2 47 3.4 15.20 15.60 D 201731.65-282646.9
20175-2827 LDS4836 1999 3 46 3.3 15.20 15.60 D 201731.65-282646.9
20175-2827 LDS4836 2015 4 46 3.5 15.20 15.60 201731.65-282646.9

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