Coord 2000 | 00310+3406 | Discov num | STF 33 | Comp | Coord arcsec 2000 | 00 30 58.47 +34 05 53.9 | |||||
Date first | 1831 | Date last | 2020 | Obs | 81 | ||||||
Pa first | 206 | Pa last | 211.9 | P.A. Now (θ) | 211.9° | ||||||
Sep first | 2.5 | Sep last | 2.793 | Sep. Now (ρ) | 2.793" | ||||||
Mag pri | 8.83 | Mag sec | 8.91 | delta mag (ΔM) | 0.08 | Spectral class | F5 (yellow-white) | ||||
Pri motion ra | +026 | Sec motion ra | +013 | ||||||||
Pri motion dec | -008 | Sec motion dec | -028 | ||||||||
Notes |
Name | HD 2731 | Constellation | Andromeda | SAO | 53949 | HIP | 2429 | ||||
Tycho2 | 2270-00393-2 | Gaia DR2 | 365106240596798848 | HD | 2731 | GC | 605 | ||||
ADS | 421 | BD | BD+33 58 | Distance | 117.1 | Distance ly | 381.98 |
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 |
00310+3406 | STF 33 | 2006 | 70 | 213 | 2.8 | 8.83 | 8.91 | F5 | D | 003058.47+340553.9 | |
00310+3406 | STF 33 | 2008 | 71 | 213 | 2.8 | 8.83 | 8.91 | F5 | D | 003058.47+340553.9 | |
00310+3406 | STF 33 | 2009 | 75 | 213 | 2.8 | 8.83 | 8.91 | F5 | D | 003058.47+340553.9 | |
00310+3406 | STF 33 | 2012 | 75 | 212 | 2.8 | 8.83 | 8.91 | F5 | D | 003058.47+340553.9 | |
00310+3406 | STF 33 | 2016 | 77 | 213 | 2.8 | 8.83 | 8.91 | F5 | 003058.47+340553.9 | ||
00310+3406 | STF 33 | 2017 | 78 | 213 | 2.8 | 8.83 | 8.91 | F5 | 003058.47+340553.9 | ||
00310+3406 | STF 33 | 2020 | 80 | 212 | 2.8 | 8.83 | 8.91 | F5 | 003058.47+340553.9 |
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=207.3° sep=2.67" |
Componente originario normalizzato | AB | Name | HD 2731 | Coord arcsec 2000 | 003058.47+340553.9 | Mag | 8.83 | ||||
Spectral class | F5 (yellow-white) | PmRA | 26.00 | PmDE | -8.0 | SAO | 53949 | ||||
HIP | 2429 | Tycho2 | 2270-00393-2 | HD | 2731 | GC | 605 | ||||
ADS | 421 | BD | BD+33 58 |
Tycho2 | 2270-00393-2 | Pflag | P | RAmdeg | 7.74361608 | DEmdeg | 34.09829370 | ||||
PmRA | 21.2 | PmDE | -8.1 | E RAmdeg | 10 | E DEmdeg | 10 | ||||
E pmRA | 2.1 | E pmDE | 1.9 | EpRAm | 1991.43 | EpDEm | 1991.34 | ||||
Num | 5 | Q RAmdeg | 1.5 | Q DEmdeg | 1.1 | Q pmRA | 1.6 | ||||
Q pmDE | 1.1 | BTmag | 9.241 | E BTmag | 0.021 | VTmag | 8.830 | ||||
E VTmag | 0.019 | Prox | 27 | TYC | T | HIP | 2429 | ||||
CCDM | B | RAdeg | 7.74333778 | DEdeg | 34.09801750 | EpRA 1990 | 1.67 | ||||
EpDE 1990 | 1.73 | E RAdeg | 11.2 | E DEdeg | 11.1 | Posflg | D | ||||
Corr | -0.1 |
SAO | 53949 | DelFlag | RA1950 | PmRA1950 | 0.0016 | ||||||
DE1950 | PmDE1950 | 0 | Vmag | 8 | SpType | F5 | |||||
Double code | Source | 70 | CatNum | 605 | DM | BD+33 58 | |||||
DMcomp | BDsup | HD | 2731 | M HD | 0 | ||||||
GC | 605 | RA1950rad | 0.12353778 | DE1950rad | 0.59031482 | PmRA2000 | 0.0017 | ||||
PmDE2000 | -0.005 |
Catalog | H | HIP | 2429 | Proxy | H | RAhms | 00 30 58.52 | ||||
DEdms | +34 05 55.2 | Vmag | 8.07 | VarFlag | R Vmag | G | |||||
RAdeg | 7.74381 | DEdeg | 34.0987 | AstroRef | A | Plx | 8.1 | ||||
CCDM | 00310+3406 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 212 | Rho | 2.763 | HD | 2731 | BD | BD+33 58 | ||||
CD | CP | Dm number | +33 58 | VIred | 0.52 | ||||||
SpType | F5 | R SpType | Coord arcsec 2000 | 003058.52+340555.2 |
HIP | 2429 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 0.135155053 | DErad | 0.5951338574 | Plx | 8.54 | PmRA | 25.01 | ||||
PmDE | -8.29 | E RArad | 0.87 | E DErad | 0.64 | E Plx | 1.02 | ||||
E pmRA | 0.98 | E pmDE | 0.57 | Hpmag | 8.1688 | E Hpmag | 0.0017 | ||||
SHp | 0.011 | VA | 0 | BV | 0.455 | E BV | 0.015 | ||||
VI | 0.52 |
Ccdm | 00310+3406 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -1.60 | DDEs | -5.4 | ||||||
R dRAs | 12 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 8.7 | Sp | F5 | PmNote | |||||
PmRA | 28 | PmDE | -80 | Dm number | +33 58 | Cat1 | BD | ||||
Name2 | 53949 | Cat2 | SAO | HD | 2731 | M HD | |||||
ADS BDS | A 421 | M ADS BDS | N IDS | IDS | 00257N3333A | ||||||
HIC | 2429 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 003058.37+340551.5 | Mag | 8.91 | PmRA | 13.00 | ||||
PmDE | -28.0 | Tycho2 | 2270-00393-1 | Calc delta mag | 0.08 | Calc coord | yes |
Tycho2 | 2270-00393-1 | Pflag | P | RAmdeg | 7.74361608 | DEmdeg | 34.09829370 | ||||
PmRA | 21.2 | PmDE | -8.1 | E RAmdeg | 10 | E DEmdeg | 10 | ||||
E pmRA | 2.1 | E pmDE | 1.9 | EpRAm | 1991.43 | EpDEm | 1991.34 | ||||
Num | 5 | Q RAmdeg | 1.5 | Q DEmdeg | 1.1 | Q pmRA | 1.6 | ||||
Q pmDE | 1.1 | BTmag | 9.326 | E BTmag | 0.020 | VTmag | 8.912 | ||||
E VTmag | 0.016 | Prox | 27 | TYC | T | HIP | 2429 | ||||
CCDM | A | RAdeg | 7.74381361 | DEdeg | 34.09865806 | EpRA 1990 | 1.70 | ||||
EpDE 1990 | 1.66 | E RAdeg | 9.5 | E DEdeg | 10.1 | Posflg | D | ||||
Corr | -0.1 |
Ccdm | 00310+3406 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF 33 | DRAs | DDEs | |||||||
R dRAs | Year | 1954 | Theta | 209 | Rho | 2.8 | |||||
Obs | 26 | Vmag | 8.8 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 421 | M ADS BDS | N IDS | IDS | 00257N3333B | ||||||
HIC | 2429 |