20044+4359 ES 2687

 
 
20h 04m 20.17s +43 58' 40.2" P.A. 324 sep 8.6 mag 12.29,12.80
 
 
Coord 2000
20044+4359
Discov num
ES 2687
Comp
Coord arcsec 2000
20 04 20.17 +43 58 40.2
Date first
1892
Date last
2015
Obs
11
Pa first
339
Pa last
324
P.A. Now (θ)
324°
Sep first
9.2
Sep last
8.6
Sep. Now (ρ)
8.6"
Mag pri
12.29
Mag sec
12.80
delta mag (ΔM)
0.51
Spectral class
Pri motion ra
+007
Sec motion ra
-006
Pri motion dec
+001
Sec motion dec
-009
Notes
rPM=1.516
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
324.3
Precise sep
8.566
Constellation
Cygnus
Tycho2
3162-01131-1
Gaia DR2
28712239744
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20044+4359 ES 2687 1998 5 326 8.5 12.29 12.80 D 200420.17+435840.2
20044+4359 ES 2687 2003 6 326 8.6 12.29 12.80 D 200420.17+435840.2
20044+4359 ES 2687 2015 7 324 8.6 12.29 12.80 200420.17+435840.2

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