18433+1847 COU 816

 
 
18h 43m 18.42s +18 47' 14.2" P.A. 301 sep 0.2 mag 9.20,9.20 Sp K5
 
 
Coord 2000
18433+1847
Discov num
COU 816
Comp
Coord arcsec 2000
18 43 18.42 +18 47 14.2
Date first
1972
Date last
1995
Obs
19
Pa first
317
Pa last
301
P.A. Now (θ)
301°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
9.20
Mag sec
9.20
delta mag (ΔM)
0
Spectral class
K5 (yellow-orange)
Pri motion ra
-012
Sec motion ra
Pri motion dec
-012
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
300.9
Precise sep
0.243
Constellation
Hercules
SAO
104025
Tycho2
1591-00152-1
HD
229303
last precise pa
300.9
last precise sep
0.243
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18433+1847 COU 816 1995 19 301 0.2 9.20 9.20 K5 184318.42+184714.2

If you need more information about this double, apply for a data request form to the WDS.