17377+3658 HO  420

 
 
17h 37m 44.10s +36 57' 59.4" P.A. 104 sep 1.6 mag 10.99,11.26 Sp F8
 
 
Coord 2000
17377+3658
Discov num
HO  420
Comp
Coord arcsec 2000
17 37 44.10 +36 57 59.4
Date first
1893
Date last
2013
Obs
20
Pa first
103
Pa last
104
P.A. Now (θ)
104°
Sep first
1.0
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
10.99
Mag sec
11.26
delta mag (ΔM)
0.27
Spectral class
F8 (yellow-white)
Pri motion ra
-007
Sec motion ra
-007
Pri motion dec
-012
Sec motion dec
-012
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
104.1
Precise sep
1.61
Constellation
Hercules
Tycho2
2618-01409-1
last precise pa
104.1
last precise sep
1.61
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17377+3658 HO 420 2001 19 108 1.6 10.99 11.26 F8 173744.10+365759.4
17377+3658 HO 420 2013 20 104 1.6 10.99 11.26 F8 173744.10+365759.4

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