19537+2805 ES  494AB

 
 
19h 53m 43.49s +28 05' 00.0" P.A. 198 sep 3.8 mag 10.10,11.40 Sp F2
 
 
Coord 2000
19537+2805
Discov num
ES  494
Comp
AB
Coord arcsec 2000
19 53 43.49 +28 05 00.0
Date first
1907
Date last
2009
Obs
6
Pa first
190
Pa last
198
P.A. Now (θ)
198°
Sep first
3.7
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
10.10
Mag sec
11.40
delta mag (ΔM)
1.3
Spectral class
F2 (yellow-white)
Pri motion ra
+002
Sec motion ra
+048
Pri motion dec
-010
Sec motion dec
+010
Notes
rPM=1.023
This double is not physical.
 
 
19537+2805 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19537+2805 ES 494 AB 1907 2009 6 198 3.8 10.10 11.40 1.30 <===
Show 19537+2805 ES 494 AC 1907 2002 4 313 18.8 10.10 13.20 3.10
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
198
Precise sep
3.78
Constellation
Vulpecula
last precise pa
198
last precise sep
3.78
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19537+2805 ES 494 AB 2001 4 199 3.5 10.10 11.40 F2 D 195343.49+280500.0
19537+2805 ES 494 AB 2002 5 198 3.7 10.10 11.40 F2 D 195343.49+280500.0
19537+2805 ES 494 AB 2009 6 198 3.8 10.10 11.40 F2 D 195343.49+280500.0

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