| Owner | KMNI |
| Manufacturer | Heimann Optoelectronics |
| Spectral response | 9.6 to 11.5 micrometer |
| Observation Angle | 90° |
| Opening angle | 50 mrad |
| Temperature range | -50 to + 50 °C |
| Integration Time | 1 s |
| Temperature resolution | 0.5 ° |
| Weight | 0.45 kg |
| Dimensions | 161 x 52 x 52 mm |
(to be included)
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| IR sky brightness temperature | mean, max, min, and st.dev of sampling interval |
| unit | °C |
| resolution | |
| # of measurements | within 5 °C of max, and min |
| Rain detection | 0 = shutter open during whole sampling interval, |
| 1 = shutter closed | |
| any other number shutter closed before measurement "number" | |
| File format |
(to be included)
Fred Bosveld
KNMI
PO Box 201
3730 AE De Bilt
the Netherlands
Telephone: +31 30 2206???
(to be included)