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Table 1
Summary of (1862) Apollo radar (Ostro et al. 2002) and thermal-infrared (Lebofsky et al. 1981) observations obtained in 1980.
| Observation | Wavelength | Flux | Heliocentric | Geocentric | Phase angle | Sub-Earth |
| date | (μm) | (10-14 | distance | distance | (°) | latitude (°) |
| (1980 UT) | W m-2μm-1) | (AU) | (AU) | |||
|
|
||||||
| Nov. 14.92 | Radar | N/A | 0.996 | 0.057 | 81.8 | 23.4 |
| Nov. 17.26 | 10.2 | 7.62 ± 0.35 | ||||
| Nov. 17.27 | 20.0 | 3.53 ± 0.49 | 1.018 | 0.067 | 62.3 | 17.0 |
| Nov. 26.32 | 10.2 | 2.94 ± 0.27 | ||||
| Nov. 26.32 | 8.7 | 4.42 ± 0.61 | ||||
| Nov. 26.33 | 12.5 | 3.04 ± 0.42 | 1.105 | 0.148 | 34.9 | 2.8 |
| Nov. 26.33 | 20.0 | 1.27 ± 0.12 | ||||
| Nov. 26.34 | 4.8 | 1.41 ± 0.20 | ||||
| Dec. 4.14 | 10.6 | 1.24 ± 0.11 | 1.178 | 0.233 | 30.9 | –1.3 |
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