1761 Edmondson
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| Discovery A | |
|---|---|
| Discoverer | Indiana University |
| Discovery date | March 30, 1952 |
| Alternate designations B |
1940 BC; 1950 XP; 1952 FN; 1952 HT; 1955 US; 1969 JK; 1978 WY |
| Category | Main belt |
| Orbital elements C | |
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| Eccentricity (e) | 0.239 |
| Semi-major axis (a) | 473.429 Gm (3.165 AU) |
| Perihelion (q) | 360.092 Gm (2.407 AU) |
| Aphelion (Q) | 586.765 Gm (3.922 AU) |
| Orbital period (P) | 2056.327 d (5.63 a) |
| Mean orbital speed | 16.50 km/s |
| Inclination (i) | 2.466° |
| Longitude of the ascending node (Ω) |
77.097° |
| Argument of perihelion (ω) |
50.395° |
| Mean anomaly (M) | 286.263° |
| Physical characteristics D | |
| Dimensions | ? km |
| Mass | ?×10? kg |
| Density | 2.0? g/cm³ |
| Surface gravity | ? m/s² |
| Escape velocity | ? km/s |
| Rotation period | ? d |
| Spectral class | ? |
| Absolute magnitude | 11.4 |
| Albedo (geometric) | 0.10? |
| Mean surface temperature |
~156 K |
1761 Edmondson is a main-belt asteroid discovered March 30, 1952 by the Indiana Asteroid Program at Goethe Link Observatory near Brooklyn, Indiana. It is named for astronomer Frank K. Edmondson of Indiana University, the program's founder and director.
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