17165+0113 HJ  854 (38 Oph)

 
 
17h 16m 31.72s +01 12' 38.1" P.A. 358 sep 20.7 mag 5.89,13.00 Sp B5Vn+B5V dist. 200.4 pc (653.7 l.y.)
 
 
Coord 2000
17165+0113
Discov num
HJ  854
Comp
Coord arcsec 2000
17 16 31.72 +01 12 38.1
Date first
1827
Date last
2010
Obs
16
Pa first
358
Pa last
358
P.A. Now (θ)
358°
Sep first
25.0
Sep last
20.7
Sep. Now (ρ)
20.7"
Mag pri
5.89
Mag sec
13.00
delta mag (ΔM)
7.11
Spectral class
B5Vn+B5V (blue-white/blue-white)
Pri motion ra
-004
Sec motion ra
-005
Pri motion dec
-016
Sec motion dec
-010
Notes
N (See Notes)
rPM=0.369
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
357.5
Precise sep
20.73
Name
38 Oph
Other name
U Oph
Var name
U Oph
Constellation
Ophiuchus
SAO
122226
HIP
84500
Tycho2
0400-01862-1
HD
156247
HR
6414
GC
23317
BD
BD+01 3408
Flamsteed
38 Ophiuchi
Flamsteed name
38 Oph
Distance
200.4
Distance ly
653.7
last precise pa
357.5
last precise sep
20.73
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17165+0113 HJ 854 2001 13 356 19.8 5.89 13.00 B5Vnn+B5V N D 171631.72+011238.1
17165+0113 HJ 854 2010 16 358 20.5 5.89 13.00 B5Vn+B5V N 171631.72+011238.1

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