603 Timandra
Main-belt asteroid
From Wikipedia, the free encyclopedia
603 Timandra is a minor planet orbiting the Sun that was discovered by American astronomer Joel Hastings Metcalf on February 16, 1906, in Taunton, Massachusetts.
Discoverydate16 February 1906
(603) Timandra
| Discovery | |
|---|---|
| Discovered by | Joel Hastings Metcalf |
| Discovery site | Taunton, Massachusetts |
| Discovery date | 16 February 1906 |
| Designations | |
| (603) Timandra | |
| Pronunciation | /tɪˈmændrə/[1] |
| 1906 TJ | |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 110.08 yr (40205 d) |
| Aphelion | 2.9809 AU (445.94 Gm) |
| Perihelion | 2.0947 AU (313.36 Gm) |
| 2.5378 AU (379.65 Gm) | |
| Eccentricity | 0.17460 |
| 4.04 yr (1476.7 d) | |
| 87.1291° | |
| 0° 14m 37.644s / day | |
| Inclination | 8.0265° |
| 343.455° | |
| 159.764° | |
| Physical characteristics | |
| 6.865±0.45 km | |
| 41.79 h (1.741 d)[2][3] | |
| 0.1354±0.019 | |
| 11.8 | |
Photometric observations of this asteroid at the Organ Mesa Observatory in Las Cruces, New Mexico, during 2010 gave a light curve with a long rotation period of 41.79 ± 0.02 hours and a brightness variation of 0.10 ± 0.02 in magnitude.[3]
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