17248-2801 FIN   4

 
 
17h 24m 47.66s -28 01' 14.0" P.A. 212 sep 1.1 mag 10.49,11.28 Sp B9III
 
 
Coord 2000
17248-2801
Discov num
FIN   4
Comp
Coord arcsec 2000
17 24 47.66 -28 01 14.0
Date first
1926
Date last
1991
Obs
2
Pa first
207
Pa last
212
P.A. Now (θ)
212°
Sep first
1.0
Sep last
1.1
Sep. Now (ρ)
1.1"
Mag pri
10.49
Mag sec
11.28
delta mag (ΔM)
0.79
Spectral class
B9III (blue-white)
Pri motion ra
-005
Sec motion ra
-005
Pri motion dec
+002
Sec motion dec
+002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
212.1
Precise sep
1.069
Constellation
Ophiuchus
Tycho2
6833-00295-1
HD
157503
last precise pa
212.1
last precise sep
1.069
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17248-2801 FIN 4 1991 2 212 1.1 10.49 11.28 B9III 172447.66-280114.0

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