17095+4238 COU1453

 
 
17h 09m 27.18s +42 37' 35.2" P.A. 226 sep 2.4 mag 9.71,14.10 Sp F8
 
 
Coord 2000
17095+4238
Discov num
COU1453
Comp
Coord arcsec 2000
17 09 27.18 +42 37 35.2
Date first
1976
Date last
2005
Obs
2
Pa first
230
Pa last
226
P.A. Now (θ)
226°
Sep first
2.2
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
9.71
Mag sec
14.10
delta mag (ΔM)
4.39
Spectral class
F8 (yellow-white)
Pri motion ra
-020
Sec motion ra
Pri motion dec
-020
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
225.7
Precise sep
2.37
Constellation
Hercules
SAO
46523
Tycho2
3080-01322-1
last precise pa
225.7
last precise sep
2.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17095+4238 COU1453 1976 1 230 2.2 9.71 14.10 F8 170927.18+423735.2
17095+4238 COU1453 2005 2 226 2.4 9.71 14.10 F8 170927.18+423735.2

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