Coord 2000 | 00474+7239 | Discov num | STF 57 | Comp | Coord arcsec 2000 | 00 47 31.33 +72 37 32.3 | |||||
Date first | 1831 | Date last | 2016 | Obs | 15 | ||||||
Pa first | 195 | Pa last | 197.8 | P.A. Now (θ) | 197.8° | ||||||
Sep first | 6.0 | Sep last | 6.3 | Sep. Now (ρ) | 6.3" | ||||||
Mag pri | 10.54 | Mag sec | 10.90 | delta mag (ΔM) | 0.36 | Spectral class | G0 (yellow) | ||||
Pri motion ra | +113 | Sec motion ra | |||||||||
Pri motion dec | -013 | Sec motion dec | |||||||||
Notes |
Constellation | Cassiopeia | Tycho2 | 4303-00931-1 | Gaia DR2 | 536732996309658752 |
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. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
00474+7239 | STF 57 | 1999 | 8 | 198 | 6.2 | 10.54 | 10.90 | G0 | D | 004731.33+723732.3 | |
00474+7239 | STF 57 | 2010 | 9 | 198 | 6.3 | 10.54 | 10.90 | G0 | D | 004731.33+723732.3 | |
00474+7239 | STF 57 | 2015 | 12 | 15 | 6.2 | 10.54 | 10.90 | G0 | 004731.33+723732.3 | ||
00474+7239 | STF 57 | 2016 | 13 | 19 | 6.3 | 10.54 | 10.90 | G0 | 004731.33+723732.3 |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
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A | |
B | pa=185.5° sep=6.03" |
Componente originario normalizzato | AB | Coord arcsec 2000 | 004731.33+723732.3 | Mag | 10.54 | Spectral class | G0 (yellow) | ||||
PmRA | 113.00 | PmDE | -13.0 | Tycho2 | 4303-00931-1 |
Tycho2 | 4303-00931-1 | Pflag | RAmdeg | 11.88056615 | DEmdeg | 72.62564657 | |||||
PmRA | 113.5 | PmDE | -12.0 | E RAmdeg | 29 | E DEmdeg | 33 | ||||
E pmRA | 1.9 | E pmDE | 2.1 | EpRAm | 1989.24 | EpDEm | 1988.82 | ||||
Num | 3 | Q RAmdeg | 1.6 | Q DEmdeg | 2.2 | Q pmRA | 1.6 | ||||
Q pmDE | 2.1 | BTmag | 11.316 | E BTmag | 0.060 | VTmag | 10.543 | ||||
E VTmag | 0.043 | Prox | 999 | TYC | T | HIP | |||||
CCDM | RAdeg | 11.87969944 | DEdeg | 72.62567417 | EpRA 1990 | 1.79 | |||||
EpDE 1990 | 1.74 | E RAdeg | 29.0 | E DEdeg | 34.0 | Posflg | |||||
Corr | 0.1 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 004731.20+723726.3 | Mag | 10.9 | Calc delta mag | 0.36 | ||||
Calc coord | yes |