Coord 2000 | 20396+2143 | Discov num | STF2709 | Comp | Coord arcsec 2000 | 20 39 34.28 +21 43 16.8 | |||||
Date first | 1830 | Date last | 2020 | Obs | 35 | ||||||
Pa first | 315 | Pa last | 295.3 | P.A. Now (θ) | 295.3° | ||||||
Sep first | 9.2 | Sep last | 10.19 | Sep. Now (ρ) | 10.19" | ||||||
Mag pri | 8.84 | Mag sec | 10.54 | delta mag (ΔM) | 1.7 | Spectral class | K3III (yellow-orange) | ||||
Pri motion ra | +013 | Sec motion ra | +003 | ||||||||
Pri motion dec | +012 | Sec motion dec | +002 | ||||||||
Notes |
Name | HD 196882 | Constellation | Vulpecula | SAO | 88967 | HIP | 101950 | ||||
Tycho2 | 1645-01072-1 | Gaia DR2 | 1818071136850328320 | HD | 196882 | GC | 28781 | ||||
BD | BD+21 4307 | Distance | 224.22 | Distance ly | 731.41 |
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 |
20396+2143 | STF2709 | 2000 | 27 | 298 | 10.1 | 8.84 | 10.54 | K3III | D | 203934.28+214316.8 | |
20396+2143 | STF2709 | 2011 | 28 | 297 | 10.1 | 8.84 | 10.54 | K3III | D | 203934.28+214316.8 | |
20396+2143 | STF2709 | 2015 | 34 | 296 | 10.1 | 8.84 | 10.54 | K3III | 203934.28+214316.8 | ||
20396+2143 | STF2709 | 2020 | 35 | 295 | 10.2 | 8.84 | 10.54 | K3III | 203934.28+214316.8 |
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=297.0° sep=9.60" |
Componente originario normalizzato | AB | Name | HD 196882 | Coord arcsec 2000 | 203934.28+214316.8 | Mag | 8.84 | ||||
Spectral class | K3III (yellow-orange) | PmRA | 13.00 | PmDE | 12.0 | SAO | 88967 | ||||
HIP | 101950 | Tycho2 | 1645-01072-1 | HD | 196882 | GC | 28781 | ||||
BD | BD+21 4307 |
Tycho2 | 1645-01072-1 | Pflag | RAmdeg | 309.89282640 | DEmdeg | 21.72134497 | |||||
PmRA | 15.0 | PmDE | 11.4 | E RAmdeg | 10 | E DEmdeg | 12 | ||||
E pmRA | 1.0 | E pmDE | 1.0 | EpRAm | 1990.52 | EpDEm | 1989.55 | ||||
Num | 9 | Q RAmdeg | 0.9 | Q DEmdeg | 0.9 | Q pmRA | 1.0 | ||||
Q pmDE | 0.9 | BTmag | 10.229 | E BTmag | 0.030 | VTmag | 8.843 | ||||
E VTmag | 0.016 | Prox | 99 | TYC | T | HIP | 101950 | ||||
CCDM | A | RAdeg | 309.89278889 | DEdeg | 21.72131778 | EpRA 1990 | 1.64 | ||||
EpDE 1990 | 1.37 | E RAdeg | 10.0 | E DEdeg | 12.3 | Posflg | |||||
Corr | 0.0 |
SAO | 88967 | DelFlag | RA1950 | PmRA1950 | 0.0017 | ||||||
DE1950 | PmDE1950 | 0.015 | Vmag | 8.5 | SpType | K0 | |||||
Double code | Source | 70 | CatNum | 28781 | DM | BD+21 4307 | |||||
DMcomp | BDsup | HD | 196882 | M HD | 0 | ||||||
GC | 28781 | RA1950rad | 5.39894812 | DE1950rad | 0.37600695 | PmRA2000 | 0.0017 | ||||
PmDE2000 | 0.012 |
Catalog | H | HIP | 101950 | Proxy | H | RAhms | 20 39 34.27 | ||||
DEdms | +21 43 16.7 | Vmag | 8.46 | VarFlag | R Vmag | H | |||||
RAdeg | 309.893 | DEdeg | 21.7213 | AstroRef | A | Plx | 2.56 | ||||
CCDM | 20396+2143 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 298 | Rho | 9.944 | HD | 196882 | BD | BD+21 4307 | ||||
CD | CP | Dm number | +21 4307 | VIred | 1.28 | ||||||
SpType | K3 | R SpType | Coord arcsec 2000 | 203934.27+214316.7 |
HIP | 101950 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 5.4086494442 | DErad | 0.3791084751 | Plx | 4.46 | PmRA | 13.79 | ||||
PmDE | 12.69 | E RArad | 1.22 | E DErad | 1.03 | E Plx | 1.56 | ||||
E pmRA | 1.39 | E pmDE | 1.15 | Hpmag | 8.6184 | E Hpmag | 0.0031 | ||||
SHp | 0.03 | VA | 0 | BV | 1.32 | E BV | 0.015 | ||||
VI | 1.28 |
Ccdm | 20396+2143 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -1.70 | DDEs | 16.3 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 8.7 | Sp | K0 | PmNote | * | ||||
PmRA | 25 | PmDE | 6 | Dm number | +21 4307 | Cat1 | BD | ||||
Name2 | +21 2242 | Cat2 | AGK2/3 | HD | 196882 | M HD | |||||
ADS BDS | A14123 | M ADS BDS | N IDS | IDS | 20351N2122A | ||||||
HIC | 101950 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 203933.67+214321.2 | Mag | 10.54 | PmRA | 3.00 | ||||
PmDE | 2.0 | Tycho2 | 1645-02170-1 | Calc delta mag | 1.7 | Calc coord | yes |
Tycho2 | 1645-02170-1 | Pflag | RAmdeg | 309.89018772 | DEmdeg | 21.72264248 | |||||
PmRA | 3.2 | PmDE | 2.6 | E RAmdeg | 26 | E DEmdeg | 29 | ||||
E pmRA | 1.2 | E pmDE | 1.2 | EpRAm | 1985.86 | EpDEm | 1984.52 | ||||
Num | 5 | Q RAmdeg | 0.2 | Q DEmdeg | 1.4 | Q pmRA | 0.2 | ||||
Q pmDE | 1.5 | BTmag | 10.521 | E BTmag | 0.038 | VTmag | 10.538 | ||||
E VTmag | 0.058 | Prox | 99 | TYC | T | HIP | 101950 | ||||
CCDM | B | RAdeg | 309.89017944 | DEdeg | 21.72263833 | EpRA 1990 | 1.62 | ||||
EpDE 1990 | 1.38 | E RAdeg | 26.5 | E DEdeg | 30.4 | Posflg | |||||
Corr | -0.1 |
Ccdm | 20396+2143 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2709 | DRAs | -2.31 | DDEs | 21.0 | |||||
R dRAs | 91 | Year | 1830 | Theta | 309 | Rho | 9.3 | ||||
Obs | 12 | Vmag | 10.5 | Sp | PmNote | * | |||||
PmRA | 13 | PmDE | -4 | Dm number | Cat1 | ||||||
Name2 | +21 2241 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | A14123 | M ADS BDS | N IDS | IDS | 20351N2122B | ||||||
HIC | 101950 |