21439+6336 STF 2827 BC

 
 
21h 43m 53.77s +63° 36' 23.1" P.A. 319.00 sep 0.8 mag 9.46,
 
 
Coord 2000 21439+6336 Discov num STF2827 Comp BC Coord arcsec 2000 21 43 53.77 +63 36 23.1
Date first 1914 Date last 1914 Obs 1
Pa first 319 Pa last 318.6 P.A. Now (θ) 318.6°
Sep first 0.8 Sep last 0.81 Sep. Now (ρ) 0.81"
Mag pri 9.46 Mag sec delta mag (ΔM) Spectral class
Pri motion ra +009 Sec motion ra +009
Pri motion dec -016 Sec motion dec -016
Notes
Nature of this double is uncertain.
 
 
21439+6336 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 207048 21 43 54 +63 36 29 STF 2827 A,BC 2016 26 198 5.9 8.79 9.46 0.67
Show 21 43 54 +63 36 23 STF 2827 BC 1914 1 319 0.8 9.46 <===
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Tycho2 4266-00160-2 Gaia DR2 2216703338110966272
 
 
WDS 21439+6336 STF 2827 BC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21439+6336 STF2827 BC 1914 1 319 0.8 9.46   214353.77+633623.1

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WDS 21439+6336 STF 2827 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21439+6336 STF 2827 BC : MEASURES
 
 
No records found.

 
 
WDS 21439+6336 : VIRTUAL EYEPIECE
 
 

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Radius:
Components only
 
 
WDS 21439+6336 : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.