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Discovery
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|---|---|
| Discovered by | Cornelis Johannes van Houten, Ingrid van Houten-Groeneveld and Tom Gehrels |
| Discovery site | Palomar Observatory |
| Discovery date | October 16, 1977 |
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Designations
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| MPC designation | 8603 |
| Named after | Woodchat Shrike |
| Alternate name(s) | 3134 T-3 |
| Epoch May 14, 2008 | |
| Ap | 2.5699447 |
| Peri | 1.7261127 |
| Eccentricity | 0.1964201 |
| Orbital period | 1149.8959296 |
| Mean anomaly | 300.42191 |
| Inclination | 3.67107 |
| Longitude of ascending node | 188.50282 |
| Argument of peri | 130.56200 |
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Physical characteristics
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| Absolute magnitude (H) | 14.8 |
8603 Senator (3134 T-3) is a main-belt asteroid discovered on October 16, 1977 by Cornelis Johannes van Houten, Ingrid van Houten-Groeneveld and Tom Gehrels at Palomar Observatory.