Coord 2000 | 03286+2904 | Discov num | STF 395 | Comp | Coord arcsec 2000 | 03 28 38.91 +29 03 40.7 | |||||
Date first | 1832 | Date last | 2018 | Obs | 38 | ||||||
Pa first | 106 | Pa last | 89.8 | P.A. Now (θ) | 89.8° | ||||||
Sep first | 1.9 | Sep last | 1.79 | Sep. Now (ρ) | 1.79" | ||||||
Mag pri | 8.66 | Mag sec | 9.85 | delta mag (ΔM) | 1.19 | Spectral class | F8 (yellow-white) | ||||
Pri motion ra | +028 | Sec motion ra | +028 | ||||||||
Pri motion dec | -062 | Sec motion dec | -062 | ||||||||
Notes |
Name | HD 21456 | Constellation | Aries | Tycho2 | 1809-00164-1 | Gaia DR2 | 120488199318764928 | ||||
HD | 21456 |
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 |
03286+2904 | STF 395 | 2006 | 33 | 91 | 1.8 | 8.66 | 9.85 | F8 | 032838.91+290340.7 | ||
03286+2904 | STF 395 | 2008 | 34 | 91 | 1.8 | 8.66 | 9.85 | F8 | 032838.91+290340.7 | ||
03286+2904 | STF 395 | 2015 | 35 | 89 | 1.8 | 8.66 | 9.85 | F8 | 032838.91+290340.7 | ||
03286+2904 | STF 395 | 2018 | 37 | 90 | 1.8 | 8.66 | 9.85 | F8 | 032838.91+290340.7 |
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=89.8° sep=1.56" |
Componente originario normalizzato | AB | Name | HD 21456 | Coord arcsec 2000 | 032838.91+290340.7 | Mag | 8.66 | ||||
Spectral class | F8 (yellow-white) | PmRA | 28.00 | PmDE | -62.0 | Tycho2 | 1809-00164-1 | ||||
HD | 21456 |
Tycho2 | 1809-00164-1 | Pflag | P | RAmdeg | 52.16214271 | DEmdeg | 29.06131836 | ||||
PmRA | 27.9 | PmDE | -62.0 | E RAmdeg | 7 | E DEmdeg | 10 | ||||
E pmRA | 2.2 | E pmDE | 2.1 | EpRAm | 1991.67 | EpDEm | 1991.24 | ||||
Num | 4 | Q RAmdeg | 1.9 | Q DEmdeg | 1.1 | Q pmRA | 1.9 | ||||
Q pmDE | 1.1 | BTmag | 9.225 | E BTmag | 0.020 | VTmag | 8.659 | ||||
E VTmag | 0.016 | Prox | 18 | TYC | T | HIP | |||||
CCDM | RAdeg | 52.16198167 | DEdeg | 29.06146778 | EpRA 1990 | 1.78 | |||||
EpDE 1990 | 1.49 | E RAdeg | 7.4 | E DEdeg | 10.4 | Posflg | D | ||||
Corr | -0.1 |
Ccdm | 03286+2904 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.86 | DDEs | -20.0 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 8.9 | Sp | F8 | PmNote | * | ||||
PmRA | 20 | PmDE | -70 | Dm number | +28 535 | Cat1 | BD | ||||
Name2 | +28 360 | Cat2 | AGK2/3 | HD | 21456 | M HD | |||||
ADS BDS | A 2554 | M ADS BDS | N IDS | IDS | 03226N2843A | ||||||
HIC |
Componente originario normalizzato | AB | Coord arcsec 2000 | 032839.03+290340.7 | Mag | 9.85 | PmRA | 28.00 | ||||
PmDE | -62.0 | Tycho2 | 1809-00164-2 | Calc delta mag | 1.19 | Calc coord | yes |
Tycho2 | 1809-00164-2 | Pflag | P | RAmdeg | 52.16214271 | DEmdeg | 29.06131836 | ||||
PmRA | 27.9 | PmDE | -62.0 | E RAmdeg | 7 | E DEmdeg | 10 | ||||
E pmRA | 2.2 | E pmDE | 2.1 | EpRAm | 1991.67 | EpDEm | 1991.24 | ||||
Num | 4 | Q RAmdeg | 1.9 | Q DEmdeg | 1.1 | Q pmRA | 1.9 | ||||
Q pmDE | 1.1 | BTmag | 10.533 | E BTmag | 0.041 | VTmag | 9.849 | ||||
E VTmag | 0.035 | Prox | 18 | TYC | HIP | ||||||
CCDM | RAdeg | 52.16255972 | DEdeg | 29.06144972 | EpRA 1990 | 1.78 | |||||
EpDE 1990 | 1.47 | E RAdeg | 18.5 | E DEdeg | 27.7 | Posflg | D | ||||
Corr | -0.1 |
Ccdm | 03286+2904 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF 395 | DRAs | DDEs | |||||||
R dRAs | Year | 1942 | Theta | 097 | Rho | 1.9 | |||||
Obs | 13 | Vmag | 10.4 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 2554 | M ADS BDS | N IDS | IDS | 03226N2843B | ||||||
HIC |