18290+0017 SHC   7

 
 
18h 28m 58.09s +00 17' 24.4" P.A. 274 sep 6.5 mag 9.44,14.10 Sp G3
 
 
Coord 2000
18290+0017
Discov num
SHC   7
Comp
Coord arcsec 2000
18 28 58.09 +00 17 24.4
Date first
2000
Date last
2004
Obs
2
Pa first
271
Pa last
274
P.A. Now (θ)
274°
Sep first
6.2
Sep last
6.5
Sep. Now (ρ)
6.5"
Mag pri
9.44
Mag sec
14.10
delta mag (ΔM)
4.66
Spectral class
G3 (yellow)
Pri motion ra
-001
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
N K (See Notes, K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
273.8
Precise sep
6.5
Constellation
Serpens
last precise pa
273.8
last precise sep
6.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18290+0017 SHC 7 2004 1 274 6.5 9.44 14.10 G3 K 182858.09+001724.4

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