17182+4952 HU  669

 
 
17h 18m 14.75s +49 51' 48.7" P.A. 262 sep 0.9 mag 10.04,10.14 Sp K2
 
 
Coord 2000
17182+4952
Discov num
HU  669
Comp
Coord arcsec 2000
17 18 14.75 +49 51 48.7
Date first
1904
Date last
2009
Obs
38
Pa first
259
Pa last
262
P.A. Now (θ)
262°
Sep first
0.2
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
10.04
Mag sec
10.14
delta mag (ΔM)
0.1
Spectral class
K2 (yellow-orange)
Pri motion ra
-008
Sec motion ra
-008
Pri motion dec
+009
Sec motion dec
+009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
261.9
Precise sep
0.885
Constellation
Hercules
SAO
46624
Tycho2
3516-00783-1
HD
234420
last precise pa
261.9
last precise sep
0.885
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17182+4952 HU 669 1999 37 263 0.9 10.04 10.14 K2 171814.75+495148.7
17182+4952 HU 669 2009 38 262 0.9 10.04 10.14 K2 171814.75+495148.7

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