20185-2749 B   475

 
 
20h 18m 29.59s -27 48' 36.5" P.A. 346 sep 4 mag 10.27,10.83 Sp G0V
 
 
Coord 2000
20185-2749
Discov num
B   475
Comp
Coord arcsec 2000
20 18 29.59 -27 48 36.5
Date first
1913
Date last
2015
Obs
13
Pa first
347
Pa last
346
P.A. Now (θ)
346°
Sep first
4.3
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
10.27
Mag sec
10.83
delta mag (ΔM)
0.56
Spectral class
G0V (yellow)
Pri motion ra
+017
Sec motion ra
-014
Pri motion dec
-048
Sec motion dec
+072
Notes
rPM=1.69
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
345.6
Precise sep
4.047
Constellation
Sagittarius
Tycho2
6914-01422-1
Gaia DR2
71860343296
HD
192924
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20185-2749 B 475 2000 10 346 3.8 10.27 10.83 G0V D 201829.59-274836.5
20185-2749 B 475 2010 12 343 3.2 10.27 10.83 G0V 201829.59-274836.5
20185-2749 B 475 2015 12 346 4.0 10.27 10.83 G0V 201829.59-274836.5

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