20001-5508 B   458

 
 
20h 00m 06.58s -55 08' 12.3" P.A. 81 sep 0.6 mag 10.29,10.43 Sp F2III/IV
 
 
Coord 2000
20001-5508
Discov num
B   458
Comp
Coord arcsec 2000
20 00 06.58 -55 08 12.3
Date first
1926
Date last
2017
Obs
4
Pa first
67
Pa last
81
P.A. Now (θ)
81°
Sep first
0.5
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
10.29
Mag sec
10.43
delta mag (ΔM)
0.14
Spectral class
F2III/IV (yellow-white)
Pri motion ra
+009
Sec motion ra
+009
Pri motion dec
-013
Sec motion dec
-013
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
81.4
Precise sep
0.594
Cdsa2 id
B 458
Constellation
Telescopium
Tycho2
8780-00269-1
HD
188886
Ra deg
20.001827777777777
De deg
-55.13675
last precise pa
81.4
last precise sep
0.594
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20001-5508 B 458 1991 3 95 0.4 10.29 10.43 F2III/IV 200006.58-550812.3
20001-5508 B 458 2017 4 81 0.6 10.29 10.43 F2III/IV 200006.58-550812.3

If you need more information about this double, apply for a data request form to the WDS.