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

Precise pa
72.8
Precise sep
3.17
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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