18268+4822 COU2277

 
 
18h 26m 50.29s +48 21' 50.3" P.A. 322 sep 0.3 mag 9.90,10.20 Sp F0
 
 
Coord 2000
18268+4822
Discov num
COU2277
Comp
Coord arcsec 2000
18 26 50.29 +48 21 50.3
Date first
1985
Date last
2010
Obs
2
Pa first
326
Pa last
322
P.A. Now (θ)
322°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
9.90
Mag sec
10.20
delta mag (ΔM)
0.3
Spectral class
F0 (yellow-white)
Pri motion ra
+010
Sec motion ra
Pri motion dec
+017
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
321.8
Precise sep
0.25
Constellation
Draco
SAO
47504
Tycho2
3530-00481-1
last precise pa
321.8
last precise sep
0.25
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18268+4822 COU2277 1985 1 326 0.2 9.90 10.20 F0 182650.29+482150.3
18268+4822 COU2277 2010 2 322 0.3 9.90 10.20 F0 182650.29+482150.3

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