20047-5144 I  1604

 
 
20h 04m 41.97s -51 44' 09.1" P.A. 204 sep 1 mag 9.57,10.99 Sp A3
 
 
Coord 2000
20047-5144
Discov num
I  1604
Comp
Coord arcsec 2000
20 04 41.97 -51 44 09.1
Date first
1927
Date last
1991
Obs
5
Pa first
202
Pa last
204
P.A. Now (θ)
204°
Sep first
1.1
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
9.57
Mag sec
10.99
delta mag (ΔM)
1.42
Spectral class
A3 (white)
Pri motion ra
+009
Sec motion ra
+009
Pri motion dec
-011
Sec motion dec
-011
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
203.9
Precise sep
0.955
Constellation
Telescopium
SAO
246421
Tycho2
8404-00138-1
Gaia DR2
50213945984
HD
189875
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20047-5144 I 1604 1991 5 204 1.0 9.57 10.99 A3 200441.97-514409.1

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