| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | 31 December 1896 |
| Designations | |
| MPC designation | (424) Gratia |
| Pronunciation | /ˈɡreɪʃ(i)ə/ |
| Named after | The Charites |
| Alternative designations | 1896 DF |
| Minor planet category | Main belt |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 117.66 yr (42975 d) |
| Aphelion | 3.07379 AU (459.832 Gm) |
| Perihelion | 2.47464 AU (370.201 Gm) |
| Semi-major axis | 2.77421 AU (415.016 Gm) |
| Eccentricity | 0.10798 |
| Orbital period (sidereal) | 4.62 yr (1687.8 d) |
| Mean anomaly | 350.256° |
| Mean motion | 0° 12 47.887 / day |
| Inclination | 8.20911° |
| Longitude of ascending node | 99.2454° |
| Argument of perihelion | 331.822° |
| Physical characteristics | |
| Dimensions | 102.565±0.644 km |
| Synodic rotation period | 19.47 h (0.811 d) |
| Geometric albedo | 0.0279±0.001 |
| Absolute magnitude (H) | 9.5 |
424 Gratia is a large Main belt asteroid.
It was discovered by Auguste Charlois on 31 December 1896 in Nice. It was named after the Gratiae from Greek mythology.
References
- "Gratiae". Dictionary.com Unabridged (Online). n.d.
"Gratian". Merriam-Webster.com Dictionary. Merriam-Webster. - "424 Gratia (1896 DF)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 10 May 2016.
External links
- 424 Gratia at AstDyS-2, Asteroids—Dynamic Site
- 424 Gratia at the JPL Small-Body Database
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