17170-1759 STN  33

 
 
17h 17m 00.60s -17 58' 44.4" P.A. 53 sep 1 mag 8.88,10.03 Sp A4 dist. 884.96 pc (2886.74 l.y.)
 
 
Coord 2000
17170-1759
Discov num
STN  33
Comp
Coord arcsec 2000
17 17 00.60 -17 58 44.4
Date first
1880
Date last
2007
Obs
9
Pa first
44
Pa last
53
P.A. Now (θ)
53°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
8.88
Mag sec
10.03
delta mag (ΔM)
1.15
Spectral class
A4 (white)
Pri motion ra
+004
Sec motion ra
+004
Pri motion dec
+003
Sec motion dec
+003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
52.5
Precise sep
1.04
Constellation
Ophiuchus
SAO
160421
HIP
84545
Tycho2
6237-00844-1
HD
156211
BD
BD-17 4760
Distance
884.96
Distance ly
2886.74
last precise pa
52.5
last precise sep
1.04
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17170-1759 STN 33 2007 9 53 1.0 8.88 10.03 A4 D 171700.60-175844.4

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