19488-5539 B   447

 
 
19h 48m 48.69s -55 38' 42.5" P.A. 253 sep 3.3 mag 9.96,11.20 Sp F2V
 
 
Coord 2000
19488-5539
Discov num
B   447
Comp
Coord arcsec 2000
19 48 48.69 -55 38 42.5
Date first
1927
Date last
2000
Obs
6
Pa first
252
Pa last
253
P.A. Now (θ)
253°
Sep first
3.6
Sep last
3.3
Sep. Now (ρ)
3.3"
Mag pri
9.96
Mag sec
11.20
delta mag (ΔM)
1.24
Spectral class
F2V (yellow-white)
Pri motion ra
+050
Sec motion ra
Pri motion dec
+011
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
253.2
Precise sep
3.28
Constellation
Telescopium
SAO
246276
Tycho2
8779-01794-1
HD
186683
last precise pa
253.2
last precise sep
3.28
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19488-5539 B 447 2000 5 253 3.3 9.96 11.20 F2V D 194848.69-553842.5

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