20077-3144 LDS 704

 
 
20h 07m 48.04s -31 45' 28.5" P.A. 290.00 sep 42.0 mag 11.80,12.48 Sp G0 dist. 14.91 pc (48.64 l.y.)
 
 
Coord 2000
20077-3144
Discov num
LDS 704
Comp
Coord arcsec 2000
20 07 48.04 -31 45 28.5
Date first
1957
Date last
2015
Obs
10
Pa first
291
Pa last
290
P.A. Now (θ)
290°
Sep first
41.8
Sep last
42.0
Sep. Now (ρ)
42"
Mag pri
11.80
Mag sec
12.48
delta mag (ΔM)
0.68
Spectral class
G0 (yellow)
Pri motion ra
+260
Sec motion ra
+290
Pri motion dec
-772
Sec motion dec
-753
Notes
rPM=0.044 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
290.4
Precise sep
41.958
Constellation
Sagittarius
HIP
99150
GL
Gl 781.1A
Distance
14.91
Distance ly
48.64
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20077-3144 LDS 704 1993 4 291 42.0 9.40 13.00 G0 200708.57-314400.0
20077-3144 LDS 704 1999 5 291 42.0 11.80 12.48 G0 200748.04-314528.5
20077-3144 LDS 704 2010 10 291 41.9 11.80 12.48 G0 200748.04-314528.5
20077-3144 LDS 704 2015 10 290 42.0 11.80 12.48 G0 200748.04-314528.5

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