Table 1
Summary of the (1620) Geographos thermal-infrared observations obtained in 1983.
| Observation | Wavelength | Flux | Heliocentric | Geocentric | Phase angle |
| date (1983 UT) | (μm) | (10-14 W m-2μm-1) | distance (AU) | distance (AU) | (°) |
|
|
|||||
| March 06.36a | 10.1 | 6.25 ± 0.58 | |||
| March 06.41a | 10.1 | 23.6 ± 2.2 | 1.098 | 0.111 | 16.9 |
| March 06.47a | 10.1 | 8.32 ± 0.77 | |||
| March 11.31a | 10.1 | 27.1 ± 2.1 | |||
| March 11.36a | 10.1 | 7.25 ± 0.67 | 1.071 | 0.095 | 34.0 |
| March 11.42a | 10.1 | 25.8 ± 2.4 | |||
| March 11.47a | 10.1 | 8.25 ± 0.76 | |||
| March 24.10b | 12 | 3.20 ± 0.42 | |||
| March 24.10b | 25 | 1.29 ± 0.19 | 1.003 | 0.101 | 83.8 |
| March 24.10b | 60 | 0.125 ± 0.026 | |||
Notes. Obtained from and The IRAS fluxes quoted here were obtained from Tedesco et al. (2004) and colour corrected using the corrections of Green (1985) with an assumed temperature of 330 K. These corrections were 1.05, 0.85, and 0.85 for the 12, 25, and 60 μm fluxes, respectively.
Veeder et al. (1989);
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