17177-2638 H 1  35

 
 
17h 17m 39.53s -26 37' 44.6" P.A. 337 sep 5.8 mag 6.94,9.09 Sp B9.5V dist. 156.01 pc (508.9 l.y.)
 
 
Coord 2000
17177-2638
Discov num
H 1  35
Comp
Coord arcsec 2000
17 17 39.53 -26 37 44.6
Date first
1782
Date last
2016
Obs
40
Pa first
331
Pa last
337
P.A. Now (θ)
337°
Sep first
4.0
Sep last
5.8
Sep. Now (ρ)
5.8"
Mag pri
6.94
Mag sec
9.09
delta mag (ΔM)
2.15
Spectral class
B9.5V (blue-white)
Pri motion ra
-005
Sec motion ra
-005
Pri motion dec
-024
Sec motion dec
-024
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
336.5
Precise sep
5.81
Constellation
Ophiuchus
SAO
185233
HIP
84605
Tycho2
6820-00488-1
Gaia DR2
77995907840
HD
156252
CD
CD-2612048
CP
CP-26 5866
Distance
156.01
Distance ly
508.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17177-2638 H 1 35 1993 33 340 5.3 6.94 9.09 B9.5V N D 171739.53-263744.6
17177-2638 H 1 35 1998 34 336 5.8 6.94 9.09 B9.5V N D 171739.53-263744.6
17177-2638 H 1 35 2010 35 337 6.1 6.94 9.09 B9.5V N D 171739.53-263744.6
17177-2638 H 1 35 2013 38 336 5.8 6.94 9.09 B9.5V N D 171739.53-263744.6
17177-2638 H 1 35 2016 39 337 5.8 6.94 9.09 B9.5V N 171739.53-263744.6

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