400 Ducrosa
Appearance
Discovery | |
---|---|
Discovered by | Auguste Charlois |
Discovery date | 15 March 1895 |
Designations | |
(400) Ducrosa | |
1895 BU | |
Main belt | |
Orbital characteristics[1] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 121.08 yr (44225 d) |
Aphelion | 3.49063 AU (522.191 Gm) |
Perihelion | 2.76117 AU (413.065 Gm) |
3.12590 AU (467.628 Gm) | |
Eccentricity | 0.11668 |
5.53 yr (2018.6 d) | |
Average orbital speed | 16.84 km/s |
294.184° | |
0° 10m 42.013s / day | |
Inclination | 10.5354° |
327.145° | |
238.468° | |
Earth MOID | 1.7762 AU (265.72 Gm) |
Jupiter MOID | 1.59886 AU (239.186 Gm) |
TJupiter | 3.178 |
Physical characteristics | |
Dimensions | 33.66±1.6 km |
6.87 h (0.286 d)[1] 6.87 ± 0.01 hours[2] | |
0.1423±0.014 | |
10.5 | |
Ducrosa (minor planet designation: 400 Ducrosa) is a typical Main belt asteroid. It was discovered by Auguste Charlois on 15 March 1895 in Nice.
Description
Photometric measurements of the asteroid made in 2005 at the Palmer Divide Observatory showed a light curve with a period of 6.87 ± 0.01 hours and a brightness variation of 0.62 ± 0.02 in magnitude.[2]
References
- ^ a b "400 Ducrosa (1895 BU)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 10 May 2016.
- ^ a b Warner, Brian D. (2005), "Asteroid lightcurve analysis at the Palmer Divide Observatory - winter 2004-2005", The Minor Planet Bulletin, vol. 32, no. 3, pp. 54–58, Bibcode:2005MPBu...32...54W.
External links
- Lightcurve plot of 400 Ducrosa, Palmer Divide Observatory, B. D. Warner (2005)
- Asteroid Lightcurve Database (LCDB), query form (info)
- Dictionary of Minor Planet Names, Google books
- Asteroids and comets rotation curves, CdR – Observatoire de Genève, Raoul Behrend
- Discovery Circumstances: Numbered Minor Planets (1)-(5000) – Minor Planet Center
- 400 Ducrosa at AstDyS-2, Asteroids—Dynamic Site
- 400 Ducrosa at the JPL Small-Body Database