Year 2011, meteorological data, 15 minute intervals, from the Marshview Farm weather station located in Newbury, MA


Year 2011 meteorological measurements at MBL Marshview Farm of air temperature, humidity, precipitation, solar radiation, photosynthetically active radiation (PAR), wind speed and direction and barometric pressure. Sensors conduct measurements every 5 secs and measurements are reported as averages or totals for 15 minute intervals.
15 minute averages are reported for air temperature, humidity, solar radiation, PAR, wind speed and direction and barometric pressure.
15 minute totals are reported for precipitation.

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The data file is a summary of daily weather data from the PIE LTER weather station located at MBL Marshview Farm in Newbury, MA.

The weather station is solar powered using a Solarex MSX-20 20 watt solar module including a 12V charger and regulator and 12 AH lead acid battery. The system was supplied by Campbell Scientific Inc.,
The data logger is supplied by Campbell Scientific CR10X-1M data logger with 1 megabyte memory storage module and PC208W Windows data logging software.
The enclosure and tower is a Campbell Scientific ENC 12/14 (12” X 14” weather proof enclosure), CM10 (10’ tripod, grounding kit and CM10 guy wire kit.
Data telemetry/Communication
at Remote Site/Weather station, Governor's Academy
- RF 310M, RF Modem for use w/Maxon radios
- RF 310, Maxon radio for 148-174 MHZ – 158.34 MHZ
- Yagi antenna – Antennex Y1503 3DB 150-174 MHz
at Base station, Rowley field station
- RF 310B Base station for use w/Maxon radio
- FG1563, Omni directional antenna 155-162 MHZ, 3 DB gain

Sensors used:
Temperature and Humidity
Vaisala HMP45C temperature and humidity sensor with solar radiation shield. Specifications: +/- 1% accuracy over – 40 to 60 °C temperature range

Precipitation gauge
Texas Electronic TE525WS-L, 8” rain gage with CS705 precipitation adapter for snow fall. Specifications: +/- 1% accuracy up to 1 in./hr.

Solar radiation, 400-1100 nm, Licor LI200X-L pyranometer, mounted at 3 meter height
Specifications: +/- 3% typical accuracy

Photosynthetically active radiation, 400-700 nm, Licor LI190SB quantum sensor, mounted at 3 meter height
Specifications: +/- 5% calibration, National Institute of Standards Technology

Wind speed and direction
RM Young 05103 Wind monitor, mounted at 3 meter height

Barometric pressure
Vaisala PTB101B
Specifications: +/- 4 mB @ -20oC to +45o C.


Final data set for Year 2011
Version 01: January 18, 2012, 2011 new data and metadata, using MarcrosExportEML_HTML (working)pie_excel2007.xlsm 1/18/12 4:51 PM for QA/QC to EML 2.1.0
Version 02: November 2, 2012, updated data and metadata. Used MarcrosExportEML_HTML (working)pie_excel2007.xlsm 3/23/12 12:08 PM for QA/QC to EML 2.1.0
Version 03, 09May2013, metadata and data updated to comply with importation to Drupal and LTER PASTA. Used MarcrosExportEML_HTML (working)pie_excel2007.xlsm 3/14/12 12:02 PM for QA/QC to EML 2.1.0


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