726 Joëlla is a minor planet orbiting the Sun. It was discovered on November 22, 1911, by Joel Hastings Metcalf, in Winchester, Massachusetts, in the United States.
| Discovery | |
|---|---|
| Discovered by | Joel Hastings Metcalf |
| Discovery site | Winchester, Massachusetts |
| Discovery date | 22 November 1911 |
| Designations | |
| (726) Joëlla | |
| Pronunciation | /dʒoʊˈɛlə/ |
| 1911 NM | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 84.76 yr (30958 d) |
| Aphelion | 3.2978 AU (493.34 Gm) |
| Perihelion | 1.8387 AU (275.07 Gm) |
| 2.5683 AU (384.21 Gm) | |
| Eccentricity | 0.28407 |
| 4.12 yr (1503.4 d) | |
| 203.587° | |
| 0° 14m 22.092s / day | |
| Inclination | 15.414° |
| 242.040° | |
| 112.979° | |
| Physical characteristics | |
| 22.01±1.75 km | |
| 13.04 h (0.543 d) | |
| 0.0539±0.010 | |
| 10.57 | |
References
edit- ^ "726 Joella (1911 NM)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.
External links
edit- 726 Joëlla at AstDyS-2, Asteroids—Dynamic Site
- 726 Joëlla at the JPL Small-Body Database
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