17411+1628 A  2091

 
 
17h 41m 07.33s +16 27' 52.2" P.A. 268 sep 0.9 mag 8.69,10.19 Sp A0 dist. 268.82 pc (876.89 l.y.)
 
 
Coord 2000
17411+1628
Discov num
A  2091
Comp
Coord arcsec 2000
17 41 07.33 +16 27 52.2
Date first
1900
Date last
2014
Obs
14
Pa first
274
Pa last
268
P.A. Now (θ)
268°
Sep first
0.6
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
8.69
Mag sec
10.19
delta mag (ΔM)
1.5
Spectral class
A0 (white)
Pri motion ra
-011
Sec motion ra
-011
Pri motion dec
-003
Sec motion dec
-003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
267.9
Precise sep
0.89
Constellation
Hercules
SAO
103019
HIP
86541
Tycho2
1551-02135-1
HD
160764
BD
BD+16 3251
Distance
268.82
Distance ly
876.89
last precise pa
267.9
last precise sep
0.89
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17411+1628 A 2091 2002 12 271 0.7 8.69 10.19 A0 D 174107.33+162752.2
17411+1628 A 2091 2008 13 269 0.8 8.69 10.19 A0 D 174107.33+162752.2
17411+1628 A 2091 2014 14 268 0.9 8.69 10.19 A0 174107.33+162752.2

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