| Channel # | Measurement | Beginning Time Stamp | Instrument | Calibration Date | Comments | Estimated Measurement Uncertainty(%) |
|---|---|---|---|---|---|---|
| 1 | Direct normal (thermopile) | 862961507 863520931 880120931 | Eppley NIP 14306E6 Eppley NIP 23943E6 Eppley NIP 23943E6 | 5-86 12-86 12-87 | -- -- 1.32% change | ± 2.9 |
| 2 | Global normal | 862961507 872881032 880120931 | Eppley PSP 24185F3
Eppley PSP 24185F3 Eppley PSP 18273F3 Eppley PSP 24185F3 | -- 11-86 4-87 12-87 | -- 1.67% change -- -- | ± 3.8 |
| 3 | Global horizontal (thermopile) | 862961507 870931631 872881032 | Eppley PSP 14321F3 Eppley PSP 14322F3 Eppley PSP 14318F3 | 4-86 12-87 4-87 | -- -- -- | ± 3.8 |
| 4 | Global tilt | 863291031 872881032 880120931 | Eppley PSP 24183F3 Eppley PSP 14320F3 Eppley PSP 24183F3 | 11-86 12-87 4-87 | -- -- -- | ± 3.8 |
| 5 | Direct normal (silicon) | 862961507 880120931 | Matrix NIP3826 Matrix NIP3826 | 9-86 12-87 | -- 1.32% change | ± 2.9 |
| 6 | Temperature | 862961507 | Weathermeasure 1420A 177 | 6-86 3-87 8-88 | "small" changes; the calibration factor was changed in software | --- |
| 7 | Pressure | 862961507 | Weathermeasure 1705 178 | 1-86 5-87 6-88 | "small" changes; the
calibration factor was changed in software | --- |
| 8 | Relative humidity | 862961507 | Weathermeasure 1540 175 | 6-86 | Calculated from dew
point; compared every other week with another instrument | --- |
| 9 | Wind speed | 862961507 | Weathermeasure 1222 1219 | 7-86 3-87 6-88 | "small" changes; the
calibration factor was changed in software | --- |
| 10 | Albedo | 863291031 872881032 | Eppley PSP 16297F3 Eppley PSP 21065F3 | 11-86 4-87 | -- -- | ±3.8 |
| 19 | Global horizontal (silicon) | 862961507 871481431 | Licor Pyr. PY2276 Licor Pyr. PY2279 | 7-86 5-87 | -- -- | ±3.8 |