20454+3651 SEI 1238

 
 
20h 45m 25.39s +36° 50' 21.3" P.A. 123.00 sep 8.1 mag 10.40,10.60
 
 
Coord 2000 20454+3651 Discov num SEI1238 Comp Coord arcsec 2000 20 45 25.39 +36 50 21.3
Date first 1896 Date last 2016 Obs 12
Pa first 121 Pa last 123 P.A. Now (θ) 123°
Sep first 9.2 Sep last 8.13 Sep. Now (ρ) 8.13"
Mag pri 10.40 Mag sec 10.60 delta mag (ΔM) 0.2 Spectral class
Pri motion ra +004 Sec motion ra -003
Pri motion dec -006 Sec motion dec +001
Notes
rPM=1.373
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1870985958580413056
 
 
WDS 20454+3651 SEI 1238 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sei1908 Pa - Scheiner, J. 1908POPot..59.....S
Sei1908 +Po Pub. Obs. Potsdam 20, #59, 1908
Sei1913A Pa - Scheiner, J. 1913QB811.B8.......
Sei1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A Pa - Scheiner, J. 1932QB821.A43......
Sei1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20454+3651 SEI1238 1998 5 123 8.3 10.40 10.60 D 204525.39+365021.3
20454+3651 SEI1238 2002 6 123 8.2 10.40 10.60 D 204525.39+365021.3
20454+3651 SEI1238 2010 7 124 7.6 10.40 10.60 204525.39+365021.3
20454+3651 SEI1238 2016 7 124 8.1 10.40 10.60 204525.39+365021.3

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WDS 20454+3651 SEI 1238 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20454+3651 SEI 1238 : MEASURES
 
 
No records found.

 
 
WDS 20454+3651 : VIRTUAL EYEPIECE
 
 

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WDS 20454+3651 : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.