20130+0721 HJ 2938

 
 
20h 12m 58.05s +07 21' 00.5" P.A. 146 sep 20 mag 9.10,11.00 Sp A0
 
 
Coord 2000
20130+0721
Discov num
HJ 2938
Comp
Coord arcsec 2000
20 12 58.05 +07 21 00.5
Date first
1830
Date last
2015
Obs
13
Pa first
156
Pa last
146
P.A. Now (θ)
146°
Sep first
15.0
Sep last
20.0
Sep. Now (ρ)
20"
Mag pri
9.10
Mag sec
11.00
delta mag (ΔM)
1.9
Spectral class
A0 (white)
Pri motion ra
-004
Sec motion ra
+010
Pri motion dec
-001
Sec motion dec
-010
Notes
rPM=1.177
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.3
Precise sep
20.01
Constellation
Aquila
Tycho2
0507-01748-1
Gaia DR2
73686942208
HD
192106
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20130+0721 HJ 2938 2000 7 146 19.6 9.10 11.00 A0 D 201258.05+072100.5
20130+0721 HJ 2938 2015 9 146 20.0 9.10 11.00 A0 201258.05+072100.5

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