18080+3642 ES  183

 
 
18h 08m 01.13s +36 42' 04.1" P.A. 167 sep 8.4 mag 9.36,12.70 Sp F5
 
 
Coord 2000
18080+3642
Discov num
ES  183
Comp
Coord arcsec 2000
18 08 01.13 +36 42 04.1
Date first
1904
Date last
2011
Obs
6
Pa first
163
Pa last
167
P.A. Now (θ)
167°
Sep first
9.8
Sep last
8.4
Sep. Now (ρ)
8.4"
Mag pri
9.36
Mag sec
12.70
delta mag (ΔM)
3.34
Spectral class
F5 (yellow-white)
Pri motion ra
+008
Sec motion ra
Pri motion dec
-033
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
167
Precise sep
8.4
Constellation
Hercules
SAO
66665
Tycho2
2633-01939-1
last precise pa
168.3
last precise sep
9.01
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18080+3642 ES 183 1998 3 167 8.4 9.36 12.70 F5 D 180801.13+364204.1
18080+3642 ES 183 2002 4 168 8.4 9.36 12.70 F5 D 180801.13+364204.1
18080+3642 ES 183 2011 5 167 8.4 9.36 12.70 F5 180801.13+364204.1

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