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- 33_Polyhymnia apoapsis "5.73517844838711E8".
- 33_Polyhymnia orbitalPeriod "1773.541".
- 33_Polyhymnia periapsis "2.84409487860012E8".
- 33_Polyhymnia absoluteMagnitude "8.55".
- 33_Polyhymnia abstract "33 Polyhymnia is a main belt asteroid that was discovered by French astronomer Jean Chacornac on October 28, 1854 and named after Polyhymnia, the Greek Muse of sacred hymns.Photometric observations of this asteroid at the Organ Mesa Observatory in Las Cruces, New Mexico during 2008 gave a light curve with a period of 18.609 ± 0.002 hours and a brightness variation of 0.15 ± 0.02 in magnitude. This result is in good agreement with a previous study performed during 1980. These results were re-examined with additional observations in 2011, yielding a refined estimate of 18.608 ± 0.001 hours and a brightness variation of 0.18 ± 0.02 magnitude.Due to its high eccentricity (0.338), one of the highest for a lower numbered minor planet, on rare close approaches it can reach tenth magnitude, as on September 8, 2014 when it will be apparent magnitude 9.9 and 0.894 AU from Earth. The orbit of 33 Polyhymnia puts it in a 22:9 mean motion resonance with the planet Jupiter. The computed Lyapunov time for this asteroid is 10,000 years, indicating that it occupies a chaotic orbit that will change randomly over time because of gravitational perturbations of the planets. Measurements of the position for this asteroid from 1854 to 1969 were used to determination the gravitational influence of Jupiter upon 33 Polyhymnia. This yields a mass ratio of 1,047.341 ± 0.011 between the planet and the asteroid.Polyhymnia has been studied by radar.".
- 33_Polyhymnia apoapsis "5.73517844838711E11".
- 33_Polyhymnia discovered "1854-10-28".
- 33_Polyhymnia discoverer Jean_Chacornac.
- 33_Polyhymnia epoch "April 18, 2013 (JD 2456400.5)".
- 33_Polyhymnia formerName "1953 AK; 1957 YL;".
- 33_Polyhymnia formerName "1963 DG;".
- 33_Polyhymnia formerName "A887 HA; 1938 FE;".
- 33_Polyhymnia orbitalPeriod "1.532339424E8".
- 33_Polyhymnia periapsis "2.84409487860012E11".
- 33_Polyhymnia rotationPeriod "66988.8".
- 33_Polyhymnia wikiPageExternalLink horizons.cgi?find_body=1&body_group=sb&sstr=33.
- 33_Polyhymnia wikiPageID "728158".
- 33_Polyhymnia wikiPageRevisionID "589765323".
- 33_Polyhymnia absMagnitude "8.55".
- 33_Polyhymnia altNames "1953".
- 33_Polyhymnia altNames "1963".
- 33_Polyhymnia altNames "A887 HA; 1938 FE;".
- 33_Polyhymnia argPeri "338.123".
- 33_Polyhymnia ascNode "8.595".
- 33_Polyhymnia bgcolour "#FFFFC0".
- 33_Polyhymnia dimensions "50".
- 33_Polyhymnia dimensions "53.98".
- 33_Polyhymnia dimensions "62".
- 33_Polyhymnia discovered "1854-10-28".
- 33_Polyhymnia discoverer Jean_Chacornac.
- 33_Polyhymnia discovery "yes".
- 33_Polyhymnia eccentricity "0.33698".
- 33_Polyhymnia epoch "2013-04-18".
- 33_Polyhymnia hasPhotoCollection 33_Polyhymnia.
- 33_Polyhymnia inclination "1.869".
- 33_Polyhymnia meanAnomaly "256.476".
- 33_Polyhymnia mpCategory Asteroid_belt.
- 33_Polyhymnia name "33".
- 33_Polyhymnia namedAfter Polyhymnia.
- 33_Polyhymnia physicalCharacteristics "yes".
- 33_Polyhymnia spectralType S-type_asteroid.
- 33_Polyhymnia subject Category:Asteroids_named_from_Greek_mythology.
- 33_Polyhymnia subject Category:Astronomical_objects_discovered_in_1854.
- 33_Polyhymnia subject Category:Main_Belt_asteroids.
- 33_Polyhymnia subject Category:S-type_asteroids.
- 33_Polyhymnia type CelestialBody.
- 33_Polyhymnia type Planet.
- 33_Polyhymnia type Planet.
- 33_Polyhymnia type PhysicalBody.
- 33_Polyhymnia comment "33 Polyhymnia is a main belt asteroid that was discovered by French astronomer Jean Chacornac on October 28, 1854 and named after Polyhymnia, the Greek Muse of sacred hymns.Photometric observations of this asteroid at the Organ Mesa Observatory in Las Cruces, New Mexico during 2008 gave a light curve with a period of 18.609 ± 0.002 hours and a brightness variation of 0.15 ± 0.02 in magnitude. This result is in good agreement with a previous study performed during 1980.".
- 33_Polyhymnia label "(33) Polimnia".
- 33_Polyhymnia label "(33) Polyhymnia".
- 33_Polyhymnia label "(33) Polyhymnia".
- 33_Polyhymnia label "(33) Polymnie".
- 33_Polyhymnia label "(33) Полигимния".
- 33_Polyhymnia label "33 Polyhymnia".
- 33_Polyhymnia label "33 Polyhymnia".
- 33_Polyhymnia label "33 Polyhymnia".
- 33_Polyhymnia label "Polyhymnia (planetoïde)".
- 33_Polyhymnia label "ポリヒムニア (小惑星)".
- 33_Polyhymnia label "司瑟星".
- 33_Polyhymnia sameAs (33)_Polyhymnia.
- 33_Polyhymnia sameAs 33_Πολύμνια.
- 33_Polyhymnia sameAs (33)_Polimnia.
- 33_Polyhymnia sameAs 33_Polimnia.
- 33_Polyhymnia sameAs (33)_Polymnie.
- 33_Polyhymnia sameAs 33_Polyhymnia.
- 33_Polyhymnia sameAs ポリヒムニア_(小惑星).
- 33_Polyhymnia sameAs Polyhymnia_(planetoïde).
- 33_Polyhymnia sameAs (33)_Polyhymnia.
- 33_Polyhymnia sameAs 33_Polyhymnia.
- 33_Polyhymnia sameAs m.0365ch.
- 33_Polyhymnia sameAs Q151273.
- 33_Polyhymnia sameAs Q151273.
- 33_Polyhymnia wasDerivedFrom 33_Polyhymnia?oldid=589765323.
- 33_Polyhymnia isPrimaryTopicOf 33_Polyhymnia.
- 33_Polyhymnia name "33 Polyhymnia".