18493+3301 ES 2287

 
 
18h 49m 18.62s +33 00' 57.5" P.A. 293 sep 3.9 mag 10.90,12.30
 
 
Coord 2000
18493+3301
Discov num
ES 2287
Comp
Coord arcsec 2000
18 49 18.62 +33 00 57.5
Date first
1927
Date last
2011
Obs
6
Pa first
287
Pa last
293
P.A. Now (θ)
293°
Sep first
2.9
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
10.90
Mag sec
12.30
delta mag (ΔM)
1.4
Spectral class
Pri motion ra
+037
Sec motion ra
Pri motion dec
-017
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
293.1
Precise sep
3.873
Constellation
Lyra
last precise pa
293.1
last precise sep
3.873
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18493+3301 ES 2287 1985 2 300 3.0 10.90 12.30 184918.62+330057.5
18493+3301 ES 2287 2011 3 293 3.9 10.90 12.30 184918.62+330057.5

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