20069+3938 ES 1971

 
 
20h 06m 55.20s +39 38' 51.6" P.A. 291 sep 3.3 mag 11.20,11.40 Sp F0
 
 
Coord 2000
20069+3938
Discov num
ES 1971
Comp
Coord arcsec 2000
20 06 55.20 +39 38 51.6
Date first
1922
Date last
2015
Obs
8
Pa first
287
Pa last
291
P.A. Now (θ)
291°
Sep first
2.8
Sep last
3.3
Sep. Now (ρ)
3.3"
Mag pri
11.20
Mag sec
11.40
delta mag (ΔM)
0.2
Spectral class
F0 (yellow-white)
Pri motion ra
+060
Sec motion ra
-025
Pri motion dec
-024
Sec motion dec
+015
Notes
rPM=1.447
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
290.9
Precise sep
3.312
Constellation
Cygnus
Tycho2
3154-01275-1
Gaia DR2
18506215424
HD
227747
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20069+3938 ES 1971 2005 6 291 3.3 11.20 11.40 200655.20+393851.6
20069+3938 ES 1971 2015 8 291 3.3 11.20 11.40 F0 200655.20+393851.6

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