Coord 2000 | 18553+2700 | Discov num | STF2418 | Comp | Coord arcsec 2000 | 18 55 20.36 +27 00 09.6 | |||||
Date first | 1897 | Date last | 2015 | Obs | 17 | ||||||
Pa first | 7 | Pa last | 6.3 | P.A. Now (θ) | 6.3° | ||||||
Sep first | 15.9 | Sep last | 16.075 | Sep. Now (ρ) | 16.075" | ||||||
Mag pri | 8.08 | Mag sec | 10.88 | delta mag (ΔM) | 2.8 | Spectral class | G8III (yellow) | ||||
Pri motion ra | +000 | Sec motion ra | +001 | ||||||||
Pri motion dec | -012 | Sec motion dec | -012 | ||||||||
Notes |
Name | HD 337202 | Constellation | Lyra | SAO | 86586 | HIP | 92863 | ||||
Tycho2 | 2117-03005-1 | Gaia DR2 | 4535115002184902144 | HD | 337202 | GC | 25977 | ||||
BD | BD+26 3394 | Distance | 442.48 | Distance ly | 1443.37 |
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 |
18553+2700 | STF2418 | 2000 | 9 | 7 | 16.1 | 8.08 | 10.88 | G8III | D | 185520.36+270009.6 | |
18553+2700 | STF2418 | 2002 | 10 | 6 | 16.1 | 8.08 | 10.88 | G8III | D | 185520.36+270009.6 | |
18553+2700 | STF2418 | 2013 | 11 | 7 | 16.1 | 8.08 | 10.88 | G8III | 185520.36+270009.6 | ||
18553+2700 | STF2418 | 2015 | 13 | 6 | 16.1 | 8.08 | 10.88 | G8III | 185520.36+270009.6 |
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=5.6° sep=16.06" |
Componente originario normalizzato | AB | Name | HD 337202 | Coord arcsec 2000 | 185520.36+270009.6 | Mag | 8.08 | ||||
Spectral class | G8III (yellow) | PmRA | 0.00 | PmDE | -12.0 | SAO | 86586 | ||||
HIP | 92863 | Tycho2 | 2117-03005-1 | HD | 337202 | GC | 25977 | ||||
BD | BD+26 3394 |
Tycho2 | 2117-03005-1 | Pflag | RAmdeg | 283.83482748 | DEmdeg | 27.00267417 | |||||
PmRA | 0.1 | PmDE | -11.8 | E RAmdeg | 6 | E DEmdeg | 5 | ||||
E pmRA | 0.9 | E pmDE | 0.9 | EpRAm | 1990.51 | EpDEm | 1991.00 | ||||
Num | 13 | Q RAmdeg | 0.8 | Q DEmdeg | 1.0 | Q pmRA | 0.8 | ||||
Q pmDE | 1.0 | BTmag | 9.263 | E BTmag | 0.017 | VTmag | 8.084 | ||||
E VTmag | 0.011 | Prox | 161 | TYC | T | HIP | 92863 | ||||
CCDM | A | RAdeg | 283.83482722 | DEdeg | 27.00270167 | EpRA 1990 | 1.46 | ||||
EpDE 1990 | 1.61 | E RAdeg | 5.8 | E DEdeg | 5.2 | Posflg | |||||
Corr | 0.0 |
SAO | 86586 | DelFlag | RA1950 | PmRA1950 | 0.0012 | ||||||
DE1950 | PmDE1950 | -0.021 | Vmag | 8.5 | SpType | K0 | |||||
Double code | Source | 70 | CatNum | 25977 | DM | BD+26 3394 | |||||
DMcomp | BDsup | HD | 337202 | M HD | 0 | ||||||
GC | 25977 | RA1950rad | 4.94507618 | DE1950rad | 0.4701452 | PmRA2000 | 0.0014 | ||||
PmDE2000 | -0.022 |
Catalog | H | HIP | 92863 | Proxy | RAhms | 18 55 20.36 | |||||
DEdms | +27 00 09.7 | Vmag | 7.97 | VarFlag | 1 | R Vmag | H | ||||
RAdeg | 283.835 | DEdeg | 27.0027 | AstroRef | A | Plx | 1.63 | ||||
CCDM | 18553+2700 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | D | M HIP | AB | |||||
Theta | 6 | Rho | 16.107 | HD | 337202 | BD | BD+26 3394 | ||||
CD | CP | Dm number | +26 3394 | VIred | 1 | ||||||
SpType | G8III | R SpType | Coord arcsec 2000 | 185520.36+270009.7 |
HIP | 92863 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 4.9538522481 | DErad | 0.471286117 | Plx | 2.26 | PmRA | 1.27 | ||||
PmDE | -10.97 | E RArad | 0.62 | E DErad | 0.77 | E Plx | 1.06 | ||||
E pmRA | 0.76 | E pmDE | 0.94 | Hpmag | 8.1302 | E Hpmag | 0.0087 | ||||
SHp | 0.021 | VA | 0 | BV | 0.999 | E BV | 0.018 | ||||
VI | 0.98 |
Ccdm | 18553+2700 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.34 | DDEs | 9.3 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 8.7 | Sp | K0 | PmNote | * | ||||
PmRA | -4 | PmDE | -14 | Dm number | +26 3394 | Cat1 | BD | ||||
Name2 | +26 1936 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | A11841 | M ADS BDS | N IDS | IDS | 18513N2652A | ||||||
HIC | 92863 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 185520.48+270025.6 | Mag | 10.88 | PmRA | 1.00 | ||||
PmDE | -12.0 | Calc delta mag | 2.8 | Calc coord | yes |
Ccdm | 18553+2700 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2418 | DRAs | DDEs | |||||||
R dRAs | Year | 1902 | Theta | 008 | Rho | 16.0 | |||||
Obs | 2 | Vmag | 10.7 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A11841 | M ADS BDS | N | N IDS | IDS | 18513N2652B | |||||
HIC |