20023-4554 I   660

 
 
20h 02m 20.53s -45 53' 59.9" P.A. 279 sep 1.8 mag 10.28,11.30 Sp F5/6V
 
 
Coord 2000
20023-4554
Discov num
I   660
Comp
Coord arcsec 2000
20 02 20.53 -45 53 59.9
Date first
1909
Date last
1930
Obs
3
Pa first
280
Pa last
279
P.A. Now (θ)
279°
Sep first
1.0
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
10.28
Mag sec
11.30
delta mag (ΔM)
1.02
Spectral class
F5/6V (yellow-white)
Pri motion ra
+022
Sec motion ra
Pri motion dec
-016
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
279.4
Precise sep
1.81
Constellation
Telescopium
SAO
229999
Tycho2
8391-02044-1
Gaia DR2
87472897920
HD
189503
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20023-4554 I 660 1930 3 279 1.8 10.28 11.30 F5/6V 200220.53-455359.9

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