20406-1319 HJ  611

 
 
20h 40m 36.97s -13 18' 17.1" P.A. 339.00 sep 12.1 mag 10.29,10.40 Sp F8V
 
 
Coord 2000
20406-1319
Discov num
HJ  611
Comp
Coord arcsec 2000
20 40 36.97 -13 18 17.1
Date first
1827
Date last
2016
Obs
12
Pa first
345
Pa last
339
P.A. Now (θ)
339°
Sep first
8.0
Sep last
12.1
Sep. Now (ρ)
12.1"
Mag pri
10.29
Mag sec
10.40
delta mag (ΔM)
0.11
Spectral class
F8V (yellow-white)
Pri motion ra
+003
Sec motion ra
-001
Pri motion dec
+011
Sec motion dec
+009
Notes
rPM=0.392
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
338.9
Precise sep
12.136
Constellation
Aquarius
Tycho2
5767-01215-1
Gaia DR2
14241495424
HD
196890
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20406-1319 HJ 611 2004 2 338 12.0 10.29 10.40 F8V 204036.97-131817.1
20406-1319 HJ 611 2010 8 339 11.7 10.29 10.40 F8V 204036.97-131817.1
20406-1319 HJ 611 2016 9 339 12.1 10.29 10.40 F8V 204036.97-131817.1

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