20049+5855 ES 1799AB

 
 
20h 04m 50.82s +58 55' 17.3" P.A. 273 sep 22.3 mag 10.36,12.01
 
 
Coord 2000
20049+5855
Discov num
ES 1799
Comp
AB
Coord arcsec 2000
20 04 50.82 +58 55 17.3
Date first
1919
Date last
2015
Obs
4
Pa first
278
Pa last
273
P.A. Now (θ)
273°
Sep first
21.7
Sep last
22.3
Sep. Now (ρ)
22.3"
Mag pri
10.36
Mag sec
12.01
delta mag (ΔM)
1.65
Spectral class
Pri motion ra
+004
Sec motion ra
-002
Pri motion dec
+009
Sec motion dec
-003
Notes
rPM=1.362
This double is not physical.
 
 
20049+5855 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20049+5855 ES 1799 AB 1919 2015 4 273 22.3 10.36 12.01 1.65 <===
Show 20049+5855 ES 1799 BC 1919 1919 1 154 2.1 13.00 13.20 0.20
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
272.6
Precise sep
22.332
Constellation
Cygnus
Tycho2
3948-01939-1
Gaia DR2
62223102464
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20049+5855 ES 1799 AB 1999 2 275 22.6 10.31 13.30 D 200450.82+585517.3
20049+5855 ES 1799 AB 2003 3 274 22.6 10.30 13.00 D 200450.82+585517.3
20049+5855 ES 1799 AB 2015 4 273 22.3 10.36 12.01 200450.82+585517.3

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