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December

2012

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25

JD330

26

JD331
Site Visit (HA): Details

collected sap flow data at N. Canopy Tower (HA)

SpB Returns

27

JD332

28

JD333
(Full "Beaver" Moon)

29

JD334

30

JD335
Site Visit (SpB): Details , Photos (28)

Span cylinder at 20 psi. N2 at 1350 psi

at 14:00 MST, swapped span cylinder; old=cc240401 new=jj23865 (low flow regulator!)

from 11:17-11:50 MST, maintenance on the LI-7200 (re-cleaned the cell)

at approx 9 MST, added two variables back to LI-7200 usb files (Cooler Voltage + Flow Rate (lpm))

from approx 12:56-13:18 MST, Changed profiler (li-6251) dessicant

CU Prius

Warm calm in morning, blustery in afternon.

1

JD336

2

JD337

3

JD338
Fall AGU (SF)

4

JD339

5

JD340
at around 19:30 MST, turned off compression of LI-7200 4-hour data files

6

JD341

7

JD342
from 17:05-17:11 MST, sftp'ed LI-7200 data to russter2 (2012-12-05T000000_AIU-0366.ghg - 2012-12-07T200000_AIU-0366.data)

8

JD343
cold/snowy

at approx 4:20 MST, quacker panic; data system resets (and again in the morning)

9

JD344
several quacker panics and data system resets throughout the day

10

JD345
at 12:30 MST, started ops62 (removed ATI sonic/chan206 input to data system, also removed "216" from archive_config).

from 8:48-8:54 MST, sftp'ed LI-7200 data to russter2 (2012-12-08T000000_AIU-0366.data - 2012-12-09T200000_AIU-0366.data)

11

JD346
at around 10:00 MST, turned back on compression of LI-7200 data files (and switched to hourly files)

12

JD347

13

JD348
from 17:42-17:50 MST, sftp'ed LI-7200 data to russter2 (to 2012-12-13T230000_AIU-0366.ghg)

14

JD349
Site Visit (SpB): Details , Photos (30)

Span cylinder at 1400 ---> 1700 psi. N2 at 850 psi

at 11:30 MST, swapped span cylinder; old=jj23865 new=cc325558

from 12:20 MST, reduced cal flow in LI-6262

Attempted trip to T-van to service NWR AIRCOA: photos (8)

NCAR Jeep

Calm & overcast.

15

JD350

16

JD351
from 10:23-10:30, 11:18-11:19 MST, sftp'ed LI-7200 data to russter2 (to 2012-12-15T230000_AIU-0366.ghg)

17

JD352
at around mid-day, step-change in LI-6262 flow rate?

18

JD353
heavy snow.

19

JD354
heavy snow.

at around 13:00 MST, Ttc.2 (UCB logger) stops working

20

JD355

21

JD356
Winter Solstice

22

JD357
SpB Off (Start)

23

JD358

24

JD359

25

JD360
CU Holiday (x-mas)

26

JD361
CU Holiday (day after x-mas)

27

JD362

28

JD363
(Full "Cold" Moon)

29

JD364

30

JD365

31

JD366

1

JD1
CU Holiday (New Years Day)

2

JD2
SpB Returns

3

JD3

4

JD4
Site Visit (SpB): Details , Photos (30)

Span cylinder at 1590 psi. N2 at 400 psi

at approx 10:30 MST, started sampling LI-7200 at 20-hz (also changed bandwidth from 5-Hz to 10-Hz)

at 12:55 MST, adjusted LI-6262 cal gas flow rate

at approx 14:00 MST, reconnected Ttc.2 (UCB logger)

CU Prius

Very calm. Warm & sunny.

5

JD5