20018+0311 HJ 2920

 
 
20h 01m 46.93s +03 10' 51.7" P.A. 165 sep 7.4 mag 10.90,10.90 Sp A0
 
 
Coord 2000
20018+0311
Discov num
HJ 2920
Comp
Coord arcsec 2000
20 01 46.93 +03 10 51.7
Date first
1830
Date last
2016
Obs
8
Pa first
172
Pa last
165
P.A. Now (θ)
165°
Sep first
4.0
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
10.90
Mag sec
10.90
delta mag (ΔM)
0
Spectral class
A0 (white)
Pri motion ra
-009
Sec motion ra
-003
Pri motion dec
+007
Sec motion dec
-009
Notes
rPM=1.499
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
165.3
Precise sep
7.413
Cdsa2 id
HJ 2920
Constellation
Aquila
Ra deg
20.02970277777778
De deg
3.1810277777777776
last precise pa
165.3
last precise sep
7.413
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20018+0311 HJ 2920 2000 5 166 7.3 10.90 10.90 A0 D 200146.93+031051.7
20018+0311 HJ 2920 2011 6 165 7.3 10.90 10.90 A0 D 200146.93+031051.7
20018+0311 HJ 2920 2016 8 165 7.4 10.90 10.90 A0 200146.93+031051.7

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