18543+4259 OSO 105

 
 
18h 54m 16.95s +42 59' 00.3" P.A. 67 sep 17.3 mag 9.95,17.50 Sp G2
 
 
Coord 2000
18543+4259
Discov num
OSO 105
Comp
Coord arcsec 2000
18 54 16.95 +42 59 00.3
Date first
1994
Date last
1998
Obs
2
Pa first
65
Pa last
67
P.A. Now (θ)
67°
Sep first
17.9
Sep last
17.3
Sep. Now (ρ)
17.3"
Mag pri
9.95
Mag sec
17.50
delta mag (ΔM)
7.55
Spectral class
G2 (yellow)
Pri motion ra
+039
Sec motion ra
Pri motion dec
+254
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
67.1
Precise sep
17.34
Constellation
Lyra
last precise pa
67.1
last precise sep
17.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18543+4259 OSO 105 1998 2 67 17.3 9.95 17.50 N D 185416.95+425900.3

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