Coord 2000 | 17492+0909 | Discov num | STF2228 | Comp | Coord arcsec 2000 | 17 49 34.44 +09 11 29.5 | |||||
Date first | 1829 | Date last | 2016 | Obs | 28 | ||||||
Pa first | 107 | Pa last | 105.5 | P.A. Now (θ) | 105.5° | ||||||
Sep first | 18.6 | Sep last | 19.035 | Sep. Now (ρ) | 19.035" | ||||||
Mag pri | 10.55 | Mag sec | 10.87 | delta mag (ΔM) | 0.32 | Spectral class | K0 (yellow-orange) | ||||
Pri motion ra | -017 | Sec motion ra | -014 | ||||||||
Pri motion dec | -017 | Sec motion dec | -014 | ||||||||
Notes | T (Parallax indicates physical) |
Constellation | Ophiuchus | Tycho2 | 0994-00697-1 | Gaia DR2 | 4488374213124557440 |
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 |
17492+0909 | STF2228 | 2005 | 11 | 105 | 19.3 | 8.98 | 9.50 | K0 | 174914.37+090927.2 | ||
17492+0909 | STF2228 | 2013 | 21 | 105 | 19.0 | 10.55 | 10.87 | K0 | N | 174934.44+091129.5 | |
17492+0909 | STF2228 | 2015 | 23 | 106 | 19.0 | 10.55 | 10.87 | K0 | 174934.44+091129.5 | ||
17492+0909 | STF2228 | 2016 | 28 | 106 | 19.0 | 10.55 | 10.87 | K0 | T | 174934.44+091129.5 |
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=105.7° sep=18.81" |
Componente originario normalizzato | AB | Coord arcsec 2000 | 174934.44+091129.5 | Mag | 10.55 | Spectral class | K0 (yellow-orange) | ||||
PmRA | -17.00 | PmDE | -17.0 | Tycho2 | 0994-00697-1 |
Tycho2 | 0994-00697-1 | Pflag | RAmdeg | 267.39347988 | DEmdeg | 9.19151608 | |||||
PmRA | -17.2 | PmDE | -22.7 | E RAmdeg | 29 | E DEmdeg | 33 | ||||
E pmRA | 1.8 | E pmDE | 1.6 | EpRAm | 1987.22 | EpDEm | 1985.02 | ||||
Num | 7 | Q RAmdeg | 0.9 | Q DEmdeg | 1.2 | Q pmRA | 0.8 | ||||
Q pmDE | 1.2 | BTmag | 11.286 | E BTmag | 0.064 | VTmag | 10.551 | ||||
E VTmag | 0.047 | Prox | 190 | TYC | T | HIP | |||||
CCDM | RAdeg | 267.39351944 | DEdeg | 9.19157194 | EpRA 1990 | 1.65 | |||||
EpDE 1990 | 1.46 | E RAdeg | 33.4 | E DEdeg | 37.0 | Posflg | |||||
Corr | 0.0 |
Ccdm | 17492+0909 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.40 | DDEs | 27.7 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 10.0 | Sp | K0 | PmNote | * | ||||
PmRA | 12 | PmDE | 0 | Dm number | +09 3476 | Cat1 | BD | ||||
Name2 | +09 2104 | Cat2 | AGK2/3 | HD | 162137 | M HD | |||||
ADS BDS | B 8179 | M ADS BDS | N IDS | IDS | 17444N0913A | ||||||
HIC |
Componente originario normalizzato | AB | Coord arcsec 2000 | 174935.66+091124.4 | Mag | 10.87 | PmRA | -14.00 | ||||
PmDE | -14.0 | Tycho2 | 0994-00475-1 | Calc delta mag | 0.32 | Calc coord | yes |
Tycho2 | 0994-00475-1 | Pflag | RAmdeg | 267.39864086 | DEmdeg | 9.19013139 | |||||
PmRA | -15.0 | PmDE | -18.5 | E RAmdeg | 43 | E DEmdeg | 46 | ||||
E pmRA | 2.1 | E pmDE | 2.0 | EpRAm | 1984.76 | EpDEm | 1982.78 | ||||
Num | 5 | Q RAmdeg | 1.1 | Q DEmdeg | 0.5 | Q pmRA | 1.1 | ||||
Q pmDE | 0.6 | BTmag | 11.811 | E BTmag | 0.088 | VTmag | 10.866 | ||||
E VTmag | 0.066 | Prox | 190 | TYC | T | HIP | |||||
CCDM | RAdeg | 267.39867944 | DEdeg | 9.19017333 | EpRA 1990 | 1.62 | |||||
EpDE 1990 | 1.46 | E RAdeg | 46.1 | E DEdeg | 49.9 | Posflg | |||||
Corr | 0.1 |
Ccdm | 17492+0909 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2228 | DRAs | DDEs | |||||||
R dRAs | Year | 1829 | Theta | 107 | Rho | 18.6 | |||||
Obs | 4 | Vmag | 10.5 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | B 8179 | M ADS BDS | N IDS | IDS | 17444N0913B | ||||||
HIC |