19388+3742 ES 2497

 
 
19h 38m 44.63s +37 41' 40.2" P.A. 256 sep 4.4 mag 11.11,12.60
 
 
Coord 2000
19388+3742
Discov num
ES 2497
Comp
Coord arcsec 2000
19 38 44.63 +37 41 40.2
Date first
1931
Date last
2006
Obs
4
Pa first
247
Pa last
256
P.A. Now (θ)
256°
Sep first
5.5
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
11.11
Mag sec
12.60
delta mag (ΔM)
1.49
Spectral class
Pri motion ra
-008
Sec motion ra
+031
Pri motion dec
-014
Sec motion dec
+004
Notes
rPM=1.374
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
256.2
Precise sep
4.365
Cdsa2 id
ES 2497
Constellation
Cygnus
Ra deg
19.645730555555556
De deg
37.6945
last precise pa
256.2
last precise sep
4.365
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19388+3742 ES 2497 2006 3 256 4.4 11.11 12.60 D 193844.63+374140.2

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