Field Notes

<--2009-12-28 11:30:00 | 2010-01-28 07:00:00-->
Other sites visited today: Sherman Island

Twitchell Rice: 2010-01-14 10:00:00 (DOY 14)
Author: Joe Verfaillie
Others:

Summary: Verizon modem replugged.

Twitchell
1/14/2010

Arrived about 10am. Clear, sunny, breeze from the NNW is cold. Field water level looks lower. No birds in sight.

System running. LGR pressure very low ~16Torr, but very easily adjusted using bypass valve.

Calibrated LGR
Initially:
10:26, 1.9350ppm, 9274.14ppm, 399.43ppm, 28.27C, 148.63Torr, 17.277usec
Precal using 3.276ppm CH4, 433.0ppm CO2 - last cal 3-3-2009
3.368ppm CH4, 432.10ppm CO2
Post cal
3.275ppm CH4, 433.4ppm CO2
After cal
10:40, 1.8490ppm, 10108.46ppm, 397.823ppm, 26.89C, 152.06Torr, 17.275usec, 10Hz

I had to unplug and replug the Verizon modem to get it to connect again. Not sure what its problem was. Says that there is a software update for it that I need to look for.

Need to change the desiccant in the pyranometer.

Cleaned the filter on the HMP45.

Returned to Sherman about 11:30

0 photos found

6 sets found

12 TW_met graphs found