18546+3311 ES 2234

 
 
18h 54m 38.33s +33 10' 04.1" P.A. 299 sep 6.7 mag 12.43,13.17
 
 
Coord 2000
18546+3311
Discov num
ES 2234
Comp
Coord arcsec 2000
18 54 38.33 +33 10 04.1
Date first
1926
Date last
2010
Obs
6
Pa first
305
Pa last
299
P.A. Now (θ)
299°
Sep first
6.2
Sep last
6.7
Sep. Now (ρ)
6.7"
Mag pri
12.43
Mag sec
13.17
delta mag (ΔM)
0.74
Spectral class
Pri motion ra
+027
Sec motion ra
-031
Pri motion dec
-048
Sec motion dec
+003
Notes
B (Blue magnitudes)
rPM=1.402
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
299.3
Precise sep
6.65
Constellation
Lyra
last precise pa
299.3
last precise sep
6.65
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18546+3311 ES 2234 2002 4 300 6.3 12.43 13.17 DB 185438.33+331004.1
18546+3311 ES 2234 2010 6 299 5.5 12.43 13.17 B 185438.33+331004.1

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