982 Franklina
982 Franklina (prov. designation: A922 KF or 1922 MD) is a background asteroid from the outer regions of the asteroid belt, approximately 32 kilometers (20 miles) in diameter. It was discovered on 21 May 1922, by South African astronomer Harry Edwin Wood at the Union Observatory in Johannesburg. The uncommon A/Ld-type asteroid has a rotation period of at least 16 hours. It was named after British amateur astronomer John Franklin Adams (1843–1912).
Modelled shape of Franklina from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | H. E. Wood |
| Discovery site | Johannesburg Obs. |
| Discovery date | 21 May 1922 |
| Designations | |
MPC designation | (982) Franklina |
Named after | John Franklin Adams (British astronomer) |
Alternative designations | A922 KF · 1922 MD 1928 QF · 1938 HG |
Minor planet category | main-belt · (outer) background |
| Orbital characteristics | |
| Epoch 31 May 2020 (JD 2459000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 91.15 yr (33,291 d) |
| Aphelion | 3.7852 AU |
| Perihelion | 2.3472 AU |
Semi-major axis | 3.0662 AU |
| Eccentricity | 0.2345 |
Orbital period (sidereal) | 5.37 yr (1,961 d) |
Mean anomaly | 35.422° |
Mean motion | 0° 11m 0.96s / day |
| Inclination | 13.657° |
Longitude of ascending node | 299.15° |
| 350.82° | |
| Physical characteristics | |
Mean diameter |
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Synodic rotation period | >16 h |
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