18172+3703 COU1305

 
 
18h 17m 14.53s +37 02' 53.0" P.A. 186 sep 1.8 mag 10.55,12.48
 
 
Coord 2000
18172+3703
Discov num
COU1305
Comp
Coord arcsec 2000
18 17 14.53 +37 02 53.0
Date first
1975
Date last
2010
Obs
4
Pa first
184
Pa last
186
P.A. Now (θ)
186°
Sep first
1.6
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
10.55
Mag sec
12.48
delta mag (ΔM)
1.93
Spectral class
Pri motion ra
+005
Sec motion ra
+005
Pri motion dec
-035
Sec motion dec
-035
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
185.6
Precise sep
1.84
Constellation
Lyra
Tycho2
2634-00517-1
last precise pa
185.6
last precise sep
1.84
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18172+3703 COU1305 1996 3 183 1.6 10.55 12.48 181714.53+370253.0
18172+3703 COU1305 2010 4 186 1.8 10.55 12.48 181714.53+370253.0

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