380 Fiducia
Main-belt asteroid
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380 Fiducia (provisional designation A894 AB) is a dark and large asteroid, approximately 68 kilometers (42 miles) in diameter, located in the central region of the asteroid belt. It was discovered by French astronomer Auguste Charlois at the Nice Observatory on 8 January 1894. The carbonaceous C-type asteroid has a rotation period of 13.7 hours. It was named "Fiducia", the Latin word for confidence.[2]
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Discoverydate8 January 1894
(380) Fiducia
Modelled shape of Fiducia from its lightcurve | |
| Discovery[1] | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery site | Nice Observatory |
| Discovery date | 8 January 1894 |
| Designations | |
| (380) Fiducia | |
| Pronunciation | /faɪËdjuËÊ(i)É, fɪ-/ |
Named after | confidence |
| A894 AB · 1933 CA · 1975 LX[2][a] | |
| Main belt | |
| Orbital characteristics[2] | |
| Epoch 21 November 2025 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 131.81 yr (48145 d) |
| Aphelion | 6.1639 AU (922.11 Gm) |
| Perihelion | 2.3714 AU (354.76 Gm) |
| 2.6789 AU (400.76 Gm) | |
| Eccentricity | 0.1148 |
| 4.3846 yr (1601.5 d) | |
| 154.85° | |
| 0° 13m 29.244s / day | |
| Inclination | 6.1639° |
| 95.004° | |
| 240.62° | |
| Jupiter MOID | 2.3388 au (349.88 Gm) |
| TJupiter | 3.360 |
| Physical characteristics | |
| 67.508±2.455 km | |
| 13.69 h | |
| 0.0563±0.005 | |
| C-type | |
| 9.42 | |
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