Latest readings from the Ivotuk tower as of: 2008-08-10 07:30:00 Alaska Standard Time
| Description | Value | Units |
|---|---|---|
| 2008-08-10 07:30:00 | ||
| Arbitrary Campell program ID v | 109 | 1-500 |
| Datalogger ID | 100 | 1-254 |
| Program/PROM Signature | 4059.6 | 00-99 |
| Shortwave Radiation Up | 106.56 | Watts m-2 |
| Shortwave Radiation Down | 20.442 | Watts m-2 |
| Shortwave Radiation Net | 86.114 | Watts m-2 |
| albedo | 0.1863 | albedo |
| Longwave Radiation Up | -11.129 | W m-2 |
| Longwave Radiation Down | 3.8157 | W m-2 |
| Longwave Radiation Up (Tempera | 312.32 | W m-2 |
| Longwave Radiation Down (Tempe | 327.27 | W m-2 |
| Net Longwave Radiation (Temper | -14.945 | W m-2 |
| Total Up Radiation (Shortwave | 418.88 | W m-2 |
| Total Down Radiation (Shortwav | 347.71 | Watts m-2 |
| Net radiometer (0-60 um) sensi | 71.169 | Watts m-2 |
| Kipp & Zonen Body Temperature | 1.6662 | C |
| Effective Sky Temperature (fro | -0.74548 | C |
| Effective Ground Temperature ( | 2.4712 | C |
| Photosynthetic Active Radiatio | 195.92 | umol m-2 sec-1 |
| Air temperature of sensor 1 | 2.0456 | C |
| Air Temperature (on 2nd tower) | 2.1169 | C |
| Relative humidity at sensor 1 | 95.191 | % |
| RH Fraction | 0.95191 | Fraction |
| Saturation Vapor Pressure (ove | 0.70776 | kPa |
| Saturation Vapor Pressure (ove | -55555 | kPa |
| Vapor Pressure | 0.67373 | kPa |
| Atmospheric Pressure (from Lic | 94.855 | kPa |
| Wind Speed | 3.1404 | m s-1 |
| Wind Direction (True) | 80.048 | Degrees |
| Standard Deviation of Wind Dir | 10.516 | Degrees |
| Licor 7500 Body Temperature | 3.0651 | C |
| Licor 7500 CO2 Density | 16.879 | mmol m-3 |
| Licor 7500 H2O Density | 64.584 | mmol m-3 |
| Licor 7500 CO2 Absorptance | 0.09353 | |
| Licor 7500 H2O Absorptance | 0.01134 | |
| Licor 7500 Cooler Voltage | 1.2137 | Volts |
| Licor 7500 Diagnostic Value | 252 | |
| Licor 7500 Bandwidth | 5 | Hz |
| Licor 7500 Delay Step | 9 | |
| Licor 7500 Delay Time Step | 58.5 | milliseconds |
| Licor 7500 Total Delay Time | 298.5 | milliseconds |
| CO2 Mass Density (calculated f | 742.66 | mg m-3 |
| CO2 Concentration (calculated | 407.14 | umol mol-1 |
| H2O Mass Density (calculated f | 1.1625 | g m-3 |
| H2O Mole Fraction (calculated | 1.558 | mmol mol-1 |
| Dew Point Temperature (calcula | -0.04696 | C |
| Sonic Surface Distance Measure | -1.2756 | m |
| SR50 Distance Quality Value | 210.43 | none |
| Rain Total | 0 | mm |
| Soil ground heat flux, sensor | 2.5119 | Watts m-2 |
| Soil ground heat flux, sensor | 5.1775 | Watts m-2 |
| Soil ground heat flux, sensor | 0.6736 | Watts m-2 |
| Soil ground heat flux, sensor | 2.287 | Watts m-2 |
| Soil Heat Flux All Averaged | 2.6625 | Watts m-2 |
| Temperature - Northern Power D | C | |
| Temperature of data logger pan | 4.2131 | C |
| Licor 7500 Enclosure Temperatu | 6.6894 | C |
| Goodrich Icing Detector Voltag | 5031.4 | Millivolts |
| Goodrich Icing Detector Voltag | 5031.8 | Millivolts |
| Goodrich Icing Detector Voltag | 5032.1 | Millivolts |
| Icing Time Detected | 0 | Minutes |
| Enclosure Heater On Time | 0 | Minutes |
| Kipp & Zonen Heater On Time | 0 | Minutes |
| Metek Heater On Time | 0 | Minutes |
| Licor 7500 Heater On Time | 0 | Minutes |
| Metek Heater Power Voltage | -0.18 | Volts |
| Metek Heater Power Voltage | -0.151 | Volts |
| Metek Heater Power Voltage | -0.125 | Volts |
| 23X Internal Lead Acid Battery | 13.53 | Volts |
| 23X Internal Lead Acid Battery | 13.53 | Volts |
| 23X Internal Lead Acid Battery | 13.53 | Volts |
| Vicor Switcher 12-Volt Output | 11.87 | Volts |
| Vicor Switcher 12-Volt Output | 11.95 | Volts |
| Vicor Switcher 12-Volt Output | 11.98 | Volts |
| Vicor Switcher 24-Volt Output | 24.03 | Volts |
| Vicor Switcher 24-Volt Output | 24.07 | Volts |
| Vicor Switcher 24-Volt Output | 24.09 | Volts |
| SDM-CD16AC Malfunction Counter | 0 | count |
| 23X Watchdog Status Monitor | 0 | Count |
| 23X Table 1 Overruns Counter | 0 | count |
| 23X Low 12v Out Counter | 0 | count |
| 23X Internal Litium Battery Vo | 2.552 | Volts |
| 23X Flash Errors Counter | 0 | count |
| 23X Table 1 Execution Run Time | 4781 | Milliseconds |
| Binary Icing Indicator (0=no i | 0 | flag |
| Icing Indicator Hour-Minute | 700 | hhmm |
| Icing Indicator Seconds | 14.7 | ss.s |
| Photosynthetic Active Radiatio | 13.162 | umol m-2 sec-1 |
| pseudo-NDVI (Normalized Differ | 0.72572 | |
| Snow Temperature 0cm [Soil Sur | 2.5978 | C |
| Snow Temperature (+15cm) | 2.4548 | C |
| Snow Temperature (+30cm) | 2.3846 | C |
| Snow Temperature (+45cm) | 2.3792 | C |
| Snow Depth | 0.15442 | m |
| Soil temperature at -10cm | 2.1744 | C |
| Tussock temperature at -5cm | 3.0438 | C |
| Soil temperature at -5cm | 2.4525 | C |
| Tussock temperature at -5cm | 3.3555 | C |
| Soil temperature at -10cm | 2.0534 | C |
| Soil temperature at -5cm | 3.0578 | C |
| Dew point temperature as calcu | 1.3583 | C |
| Max wind speed during measurem | 5.096 | m s-1 |
| Temperature - Sony SNC-RZ30N c | 17.775 | C |
| Temperature - Norther Power Sy | C | |
| Dynamax sunshine sensor total | 222 | W/m2 |
| Dynamax sunshine sensor diffus | 207.8 | W/m2 |