19238+4021 ES 1662

 
 
19h 23m 48.42s +40 20' 36.1" P.A. 73 sep 3.2 mag 10.40,12.20
 
 
Coord 2000
19238+4021
Discov num
ES 1662
Comp
Coord arcsec 2000
19 23 48.42 +40 20 36.1
Date first
1917
Date last
2011
Obs
2
Pa first
72
Pa last
73
P.A. Now (θ)
73°
Sep first
2.9
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
10.40
Mag sec
12.20
delta mag (ΔM)
1.8
Spectral class
Pri motion ra
-009
Sec motion ra
Pri motion dec
-018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
last precise pa
72.8
last precise sep
3.17
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19238+4021 ES 1662 1917 1 72 2.9 10.60 12.40 192307.50+402100.0
19238+4021 ES 1662 2011 2 73 3.2 10.40 12.20 192348.42+402036.1

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