20209-2828 LDS5904AB

 
 
20h 20m 56.44s -28 29' 06.2" P.A. 49.00 sep 254.6 mag 14.16,18.20
 
 
Coord 2000
20209-2828
Discov num
LDS5904
Comp
AB
Coord arcsec 2000
20 20 56.44 -28 29 06.2
Date first
1960
Date last
2015
Obs
4
Pa first
48
Pa last
49
P.A. Now (θ)
49°
Sep first
254.0
Sep last
254.6
Sep. Now (ρ)
254.6"
Mag pri
14.16
Mag sec
18.20
delta mag (ΔM)
4.04
Spectral class
Pri motion ra
024
Sec motion ra
058
Pri motion dec
-080
Sec motion dec
-090
Notes
rPM=0.331
Nature of this double is uncertain.
 
 
20209-2828 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20209-2828 LDS5904 Aa,Ab 2015 2015 1 345 2.1 13.80 17.60 3.80
Show 20209-2828 LDS5904 AB 1960 2015 4 49 254.6 14.16 18.20 4.04 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
48.6
Precise sep
254.637
Constellation
Sagittarius
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20209-2828 LDS5904 AB 2015 4 49 254.6 14.16 18.20 202056.44-282906.2

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