18332+4200 ES   21

 
 
18h 33m 16.02s +42 00' 24.5" P.A. 107 sep 7.2 mag 10.50,10.50
 
 
Coord 2000
18332+4200
Discov num
ES   21
Comp
Coord arcsec 2000
18 33 16.02 +42 00 24.5
Date first
1892
Date last
2010
Obs
10
Pa first
114
Pa last
107
P.A. Now (θ)
107°
Sep first
5.8
Sep last
7.2
Sep. Now (ρ)
7.2"
Mag pri
10.50
Mag sec
10.50
delta mag (ΔM)
0
Spectral class
Pri motion ra
-021
Sec motion ra
+020
Pri motion dec
-020
Sec motion dec
-029
Notes
rPM=1.192
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
107
Precise sep
7.15
Constellation
Lyra
last precise pa
107
last precise sep
7.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18332+4200 ES 21 2006 8 109 7.3 10.50 10.50 D 183316.02+420024.5
18332+4200 ES 21 2010 10 107 7.2 10.50 10.50 183316.02+420024.5

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