Field Notes

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Other sites visited today: Sherman Island
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Mayberry: 2010-10-21 09:00:00 (DOY 294)
Author: Joe Verfaillie
Others: Jaclyn

Summary: Check on new setup, add solar batteries, collect data.

Mayberry
10-21-2010

I arrived about 9am with Jaclyn. It was windy and cool with some overcast towards the coast but clear to the east. The water level was much higher in Unit 1 to the south of our tower and a little higher in Unit 2 where our tower is located.

Things seemed to be running okay. The batteries were reporting 13.2V. The LI7700 numbers seems a little strange though. The RSSI value was very low around 1 or 2%. After cleaning the mirrors with rubbing alcohol the RSSI only rose to about 30% and the CH4 ppm was low around 1.74ppm. We swapped the card and I took the system down to add two new batteries to the solar system.

After adding the batteries and repowering the system, the LI7700 numbers were much better with RSSI near 80% and CH4 near 1.9ppm. I also changed the CR1000 program to add five variables to display the LI7700 data in correct units.

The silicon I brought was all dried up so the wire holes still need to be sealed.

Jaclyn pounded in the stake holding the rear foot of the solar panels.

We measured the distance to the well from the data logger box.

4 photos found

Solar panels and eddy tower on levee at Mayberry
20101021MB_Site.jpg ( 2010-10-21 10:05:42 ) Full size: 3648x2736
Solar panels and eddy tower on levee at Mayberry

Van and eddy site from across the pond
20101021MB_Site2.jpg ( 2010-10-21 10:06:29 ) Full size: 3648x2736
Van and eddy site from across the pond

Mayberry eddy site with windmills in the background
20101021MB_Site3.jpg ( 2010-10-21 10:06:42 ) Full size: 3648x2736
Mayberry eddy site with windmills in the background

Existing tule patches to the northwest
20101021MB_TulesUpwind.jpg ( 2010-10-21 10:05:29 ) Full size: 3648x2736
Existing tule patches to the northwest

Graphs display:
11 sets found

7 MB_flux graphs found

Explore the graph:Sonic Wind in a new window

Explore the graph:LI7700 mV signals in a new window

Explore the graph:Counts in a new window

Explore the graph:LI7700 CH4 from analog signal in a new window

Explore the graph:LI7500 CO2 and H2O in a new window

Explore the graph:LI7700 CH4 from digital signal in a new window

Explore the graph:CO2 in ppm in a new window

No data found for MB_met.
No data found for MB_tule.
Can't check MBWPEESWGT_mixed
No data found for MB_cam.
Can't check MBEEWPSWEPGT_cam
Can't check SIMBTWEE_met
No data found for MB_minidot.
Can't check MBSWEEWPBCBA
1 MB_processed graphs found

Explore the graph:Mayberry processed CO2 Fluxes in a new window

Can't check MB_fd
1 MB_fd graphs found

Explore the graph:Water Forced Diffusion CO2 Flux in a new window