20247-3445 DAW 226BC

 
 
20h 24m 38.71s -34 44' 26.6" P.A. 137 sep 20.5 mag 11.70,11.22
 
 
Coord 2000
20247-3445
Discov num
DAW 226
Comp
BC
Coord arcsec 2000
20 24 38.71 -34 44 26.6
Date first
1913
Date last
2015
Obs
6
Pa first
126
Pa last
137
P.A. Now (θ)
137°
Sep first
17.6
Sep last
20.5
Sep. Now (ρ)
20.5"
Mag pri
11.70
Mag sec
11.22
delta mag (ΔM)
0.48
Spectral class
Pri motion ra
+007
Sec motion ra
-006
Pri motion dec
-019
Sec motion dec
-004
Notes
rPM=0.98
This double is not physical.
 
 
20247-3445 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20247-3445 HJ 5195 AB 1913 2015 7 115 16.3 10.65 11.70 1.05
Show 20247-3445 HJ 5195 AC 1834 2015 10 127 36.1 10.65 11.22 0.57
Show 20247-3445 DAW 226 BC 1913 2015 6 137 20.5 11.70 11.22 0.48 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
136.7
Precise sep
20.503
Constellation
Sagittarius
SAO
212088
Tycho2
7463-01194-1
Gaia DR2
20465380096
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20247-3445 DAW 226 BC 1919 2 125 17.4 9.80 11.22 202408.57-344500.0
20247-3445 DAW 226 BC 1999 3 137 20.3 9.80 11.22 D 202438.81-344425.9
20247-3445 DAW 226 BC 2015 6 137 20.5 11.70 11.22 202438.71-344426.6

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