Coord 2000 | 18350+2844 | Discov num | STF2344 | Comp | Coord arcsec 2000 | 18 35 01.52 +28 43 41.5 | |||||
Date first | 1829 | Date last | 2016 | Obs | 16 | ||||||
Pa first | 179 | Pa last | 175.1 | P.A. Now (θ) | 175.1° | ||||||
Sep first | 1.4 | Sep last | 1.522 | Sep. Now (ρ) | 1.522" | ||||||
Mag pri | 10.13 | Mag sec | 11.55 | delta mag (ΔM) | 1.42 | Spectral class | A2 (white) | ||||
Pri motion ra | +001 | Sec motion ra | +001 | ||||||||
Pri motion dec | +004 | Sec motion dec | +004 | ||||||||
Notes |
Constellation | Lyra | Tycho2 | 2119-02103-1 | Gaia DR2 | 4587155265478364032 |
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 |
18350+2844 | STF2344 | 1991 | 13 | 178 | 1.5 | 10.13 | 11.55 | A2 | 183501.52+284341.5 | ||
18350+2844 | STF2344 | 2010 | 14 | 176 | 1.5 | 10.13 | 11.55 | A2 | 183501.52+284341.5 | ||
18350+2844 | STF2344 | 2016 | 15 | 175 | 1.5 | 10.13 | 11.55 | A2 | 183501.52+284341.5 |
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=175.7° sep=1.52" |
Componente originario normalizzato | AB | Coord arcsec 2000 | 183501.52+284341.5 | Mag | 10.13 | Spectral class | A2 (white) | ||||
PmRA | 1.00 | PmDE | 4.0 | Tycho2 | 2119-02103-1 |
Tycho2 | 2119-02103-1 | Pflag | P | RAmdeg | 278.75631536 | DEmdeg | 28.72819832 | ||||
PmRA | 0.7 | PmDE | 4.4 | E RAmdeg | 15 | E DEmdeg | 13 | ||||
E pmRA | 1.6 | E pmDE | 1.5 | EpRAm | 1990.29 | EpDEm | 1990.55 | ||||
Num | 6 | Q RAmdeg | 1.3 | Q DEmdeg | 1.4 | Q pmRA | 1.3 | ||||
Q pmDE | 1.4 | BTmag | 10.169 | E BTmag | 0.023 | VTmag | 10.130 | ||||
E VTmag | 0.027 | Prox | 15 | TYC | T | HIP | |||||
CCDM | RAdeg | 278.75631194 | DEdeg | 28.72823889 | EpRA 1990 | 1.53 | |||||
EpDE 1990 | 1.69 | E RAdeg | 14.6 | E DEdeg | 13.2 | Posflg | D | ||||
Corr | 0.0 |
Ccdm | 18350+2844 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 1.59 | DDEs | -19.3 | ||||||
R dRAs | 12 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 9.7 | Sp | A2 | PmNote | |||||
PmRA | 41 | PmDE | -11 | Dm number | +28 3027 | Cat1 | BD | ||||
Name2 | +28 1808 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | A11476 | M ADS BDS | N IDS | IDS | 18311N2839A | ||||||
HIC |
Componente originario normalizzato | AB | Coord arcsec 2000 | 183501.53+284340.0 | Mag | 11.55 | PmRA | 1.00 | ||||
PmDE | 4.0 | Tycho2 | 2119-02103-2 | Calc delta mag | 1.42 | Calc coord | yes |
Tycho2 | 2119-02103-2 | Pflag | P | RAmdeg | 278.75631536 | DEmdeg | 28.72819832 | ||||
PmRA | 0.7 | PmDE | 4.4 | E RAmdeg | 15 | E DEmdeg | 13 | ||||
E pmRA | 1.6 | E pmDE | 1.5 | EpRAm | 1990.29 | EpDEm | 1990.55 | ||||
Num | 6 | Q RAmdeg | 1.3 | Q DEmdeg | 1.4 | Q pmRA | 1.3 | ||||
Q pmDE | 1.4 | BTmag | 11.734 | E BTmag | 0.064 | VTmag | 11.552 | ||||
E VTmag | 0.090 | Prox | 15 | TYC | HIP | ||||||
CCDM | RAdeg | 278.75632722 | DEdeg | 28.72781500 | EpRA 1990 | 1.53 | |||||
EpDE 1990 | 1.69 | E RAdeg | 48.3 | E DEdeg | 43.6 | Posflg | D | ||||
Corr | 0.0 |
Ccdm | 18350+2844 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2344 | DRAs | DDEs | |||||||
R dRAs | Year | 1829 | Theta | 177 | Rho | 1.5 | |||||
Obs | 8 | Vmag | 14.2 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A11476 | M ADS BDS | N IDS | IDS | 18311N2839B | ||||||
HIC |