Gismonda (minor planet designation: 492 Gismonda) is a Themistian asteroid discovered by Max Wolf. Gismonda is named after the daughter of Tancred, prince of Salerno, from Giovanni Boccaccio's work, The Decameron.[2]
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery site | Heidelberg Observatory |
| Discovery date | 3 September 1902 |
| Designations | |
MPC designation | (492) Gismonda |
| Pronunciation | /dʒɪzˈmɒndə/ |
Alternative designations | 1902 JR |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 113.62 yr (41499 d) |
| Aphelion | 3.6662 AU (548.46 Gm) |
| Perihelion | 2.5610 AU (383.12 Gm) |
Semi-major axis | 3.1136 AU (465.79 Gm) |
| Eccentricity | 0.17747 |
Orbital period (sidereal) | 5.49 yr (2006.7 d) |
Mean anomaly | 267.617° |
Mean motion | 0° 10m 45.84s / day |
| Inclination | 1.6188° |
Longitude of ascending node | 46.215° |
Argument of perihelion | 296.611° |
| Physical characteristics | |
Mean radius | 25.845±0.7 km |
Synodic rotation period | 6.488 h (0.2703 d) |
Geometric albedo | 0.0795±0.005 |
Absolute magnitude (H) | 9.9 |
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