17589-2548 RST3142

 
 
17h 58m 55.00s -25 48' 26.0" P.A. 288 sep 7.9 mag 8.69,14.80 Sp A5/6V
 
 
Coord 2000
17589-2548
Discov num
RST3142
Comp
Coord arcsec 2000
17 58 55.00 -25 48 26.0
Date first
1935
Date last
1999
Obs
4
Pa first
289
Pa last
288
P.A. Now (θ)
288°
Sep first
7.9
Sep last
7.9
Sep. Now (ρ)
7.9"
Mag pri
8.69
Mag sec
14.80
delta mag (ΔM)
6.11
Spectral class
A5/6V (white)
Pri motion ra
-001
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
288
Precise sep
7.879
Constellation
Sagittarius
SAO
186033
Tycho2
6845-01048-1
HD
163753
last precise pa
288
last precise sep
7.879
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17589-2548 RST3142 1998 3 287 7.9 8.69 14.80 A5/6V D 175855.00-254826.0
17589-2548 RST3142 1999 4 288 7.8 8.69 14.80 A5/6V D 175855.00-254826.0

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