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
Cdsa2 id
SHC 7
Constellation
Serpens
Ra deg
18.482802777777778
De deg
0.2901111111111111
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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