20001+3842 SEI 777

 
 
20h 00m 01.96s +38° 41' 58.9" P.A. 222.00 sep 25.0 mag 11.62,11.77 Sp A0
 
 
Coord 2000 20001+3842 Discov num SEI 777 Comp Coord arcsec 2000 20 00 01.96 +38 41 58.9
Date first 1896 Date last 2017 Obs 14
Pa first 224 Pa last 221.6 P.A. Now (θ) 221.6°
Sep first 26.6 Sep last 25.033 Sep. Now (ρ) 25.033"
Mag pri 11.62 Mag sec 11.77 delta mag (ΔM) 0.15 Spectral class A0 (white)
Pri motion ra -004 Sec motion ra +005
Pri motion dec -007 Sec motion dec -002
Notes
rPM=1.277
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3150-03113-1 Gaia DR2 2072444114037526400
 
 
WDS 20001+3842 SEI 777 : 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
20001+3842 SEI 777 1998 6 222 25.2 11.62 11.77 D 200001.96+384158.9
20001+3842 SEI 777 2002 7 222 25.1 11.62 11.77 D 200001.96+384158.9
20001+3842 SEI 777 2010 8 222 24.9 11.62 11.77 A0 200001.96+384158.9
20001+3842 SEI 777 2017 9 222 25.0 11.62 11.77 A0 200001.96+384158.9

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WDS 20001+3842 SEI 777 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20001+3842 SEI 777 : MEASURES
 
 
No records found.

 
 
WDS 20001+3842 : VIRTUAL EYEPIECE
 
 

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WDS 20001+3842 : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.