| Start Date | Start Time | End Date | End Time | Data Quality Metric |
|---|---|---|---|---|
| 04/04/2016 | 1800 | 05/12/2016 | 0429 | Suspect |
| Subject: | AWR/IRT/M1 - Heater not operational |
| DataStreams: | awrirtM1.b1, awrirt200msM1.a1 |
| Description: | The IRT did not measure sky temperature correctly when the ambient temperature was below ~ -25C, because the IRT heater was not operating, and due to frost depositing on the mirror and subsequent cleaning with warm ethanol. |
| Suggestions: | |
| Measurements: | awrirtM1.b1: more
awrirt200msM1.a1: more |