15438-3928 SEE 247AB

 
 
15h 43m 49.89s -39 27' 40.8" P.A. 284 sep 12.8 mag 7.60,13.60 Sp A2V
 
 
Coord 2000
15438-3928
Discov num
SEE 247
Comp
AB
Coord arcsec 2000
15 43 49.89 -39 27 40.8
Date first
1897
Date last
1999
Obs
5
Pa first
278
Pa last
284
P.A. Now (θ)
284°
Sep first
13.3
Sep last
12.8
Sep. Now (ρ)
12.8"
Mag pri
7.60
Mag sec
13.60
delta mag (ΔM)
6
Spectral class
A2V (white)
Pri motion ra
-019
Sec motion ra
-016
Pri motion dec
-030
Sec motion dec
-017
Notes
rPM=0.376
Nature of this double is uncertain.
 
 
15438-3928 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 206910 15438-3928 SEE 247 AB 1897 1999 5 284 12.8 7.60 13.60 6.00 <===
Show 206910 15438-3928 SKF2047 AC 1903 2010 12 132 114.3 7.60 8.80 1.20
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
283.8
Precise sep
12.76
Constellation
Lupus
SAO
206910
Tycho2
7841-00905-1
HD
140197
last precise pa
283.8
last precise sep
12.76
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15438-3928 SEE 247 AB 1999 5 284 12.8 7.60 13.60 A2V 154349.89-392740.8
15438-3928 SEE 247 AB 2010 6 284 12.2 7.60 13.60 A2V 154349.89-392740.8

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