15555-0852 STF3100

 
 
15h 55m 31.21s -08 52' 10.9" P.A. 246 sep 6 mag 9.85,11.60 Sp A0
 
 
Coord 2000
15555-0852
Discov num
STF3100
Comp
Coord arcsec 2000
15 55 31.21 -08 52 10.9
Date first
1831
Date last
2012
Obs
18
Pa first
249
Pa last
246
P.A. Now (θ)
246°
Sep first
5.9
Sep last
6.0
Sep. Now (ρ)
6"
Mag pri
9.85
Mag sec
11.60
delta mag (ΔM)
1.75
Spectral class
A0 (white)
Pri motion ra
-007
Sec motion ra
-006
Pri motion dec
-003
Sec motion dec
-007
Notes
rPM=0.447
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
246.1
Precise sep
5.99
Constellation
Libra
Tycho2
5610-00394-1
HD
142555
last precise pa
246.1
last precise sep
5.99
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15555-0852 STF3100 1999 15 246 6.0 9.85 11.60 A0 D 155531.21-085210.9
15555-0852 STF3100 2000 16 246 6.0 9.85 11.60 A0 D 155531.21-085210.9
15555-0852 STF3100 2012 17 246 6.0 9.85 11.60 A0 D 155531.21-085210.9

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