9826 Ehrenfreund
| Discovery | |
|---|---|
| Discovered by | C. J. van Houten I. van Houten T. Gehrels |
| Discovery site | Palomar Obs. |
| Discovery date | 16 October 1977 |
| Designations | |
| (9826) Ehrenfreund | |
Named after | Pascale Ehrenfreund (Austrian astrophysicist) |
| 2114 T-3 · 1993 VH2 | |
| main-belt · Eos | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 39.66 yr (14,486 days) |
| Aphelion | 3.2560 AU |
| Perihelion | 2.7308 AU |
| 2.9934 AU | |
| Eccentricity | 0.0877 |
| 5.18 yr (1,892 days) | |
| 295.74° | |
| 0° 11m 25.08s / day | |
| Inclination | 8.9529° |
| 215.57° | |
| 112.60° | |
| Physical characteristics | |
| Dimensions | 6.94 km (calculated) 8.378±0.267 km |
| 3.7484±0.0013 h | |
| 0.14 (assumed) 0.191±0.024 | |
| S | |
| 12.8 · 13.096±0.002 (R) · 13.1 · 13.38±0.26 · 13.55 | |
9826 Ehrenfreund, provisional designation 2114 T-3, is a stony Eoan asteroid from the outer region of the asteroid belt, approximately 7 kilometers in diameter.
The asteroid was discovered on 16 October 1977, by Dutch astronomer couple Ingrid and Cornelis van Houten at Leiden, on photographic plates taken by Dutch–American astronomer Tom Gehrels at the Palomar Observatory in California, United States. It was later named for Austrian astrophysicist and biochemist Pascale Ehrenfreund.