| Discovery | |
|---|---|
| Discovered by | Raymond Smith Dugan |
| Discovery site | Heidelberg |
| Discovery date | 17 February 1903 |
| Designations | |
| (506) Marion | |
| Pronunciation | /ˈmɛəriɒn, -ən/[1] |
| 1903 LN | |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 104.59 yr (38200 d) |
| Aphelion | 3.4888 AU (521.92 Gm) |
| Perihelion | 2.5889 AU (387.29 Gm) |
| 3.0389 AU (454.61 Gm) | |
| Eccentricity | 0.14806 |
| 5.30 yr (1934.9 d) | |
| 178.097° | |
| 0° 11m 9.78s / day | |
| Inclination | 17.008° |
| 312.950° | |
| 146.177° | |
| Physical characteristics | |
Mean radius | 52.97±1.3 km |
| 13.546 h (0.5644 d) | |
| 0.0454±0.002 | |
| 8.85 | |
Marion (minor planet designation: 506 Marion) is a minor planet orbiting the Sun. It was discovered by Raymond Smith Dugan in February 1903, and was later named after a cousin of his. It is designated as a C-type asteroid with a size of approximately 104 kilometres (64.6 mi).[3]
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