20054+2716 HJ 1473

 
 
20h 05m 28.58s +27 16' 18.9" P.A. 138 sep 10.5 mag 10.47,10.67 Sp G0
 
 
Coord 2000
20054+2716
Discov num
HJ 1473
Comp
Coord arcsec 2000
20 05 28.58 +27 16 18.9
Date first
1828
Date last
2015
Obs
20
Pa first
143
Pa last
138
P.A. Now (θ)
138°
Sep first
7.0
Sep last
10.5
Sep. Now (ρ)
10.5"
Mag pri
10.47
Mag sec
10.67
delta mag (ΔM)
0.2
Spectral class
G0 (yellow)
Pri motion ra
+009
Sec motion ra
+013
Pri motion dec
+002
Sec motion dec
+003
Notes
rPM=0.309
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
138
Precise sep
10.48
Constellation
Vulpecula
Tycho2
2149-00013-1
Gaia DR2
01319437696
HD
339452
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20054+2716 HJ 1473 2006 10 138 10.6 10.47 10.67 G0 D 200528.58+271618.9
20054+2716 HJ 1473 2009 12 138 10.6 10.47 10.67 G0 D 200528.58+271618.9
20054+2716 HJ 1473 2010 14 139 10.0 10.47 10.67 G0 200528.58+271618.9
20054+2716 HJ 1473 2015 15 138 10.5 10.47 10.67 G0 200528.58+271618.9

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