| Site | Date | Author | Summary |
| Tonzi |
(363) 2005-12-29 10:20:00 |
Siyan Ma |
When: Date: 12/29/2005 ,
Day: 363 ,
Watch Time: 10:20 .
Where: Tonzi/Vaira Ranch
Who: Siyan, DDB
|
| Vaira |
(353) 2005-12-19 16:00:00 |
Ted Hehn |
When: Mon, 19Dec05 JD-353
Where: Vaira Ranch
Who: Ted Hehn
Weather Foggy and drizzle
Trip Purpose General
16:00
PC monitor not operational. Unable to get it to power up. Reconnect PC power return lead that I disconnected several weeks ago and
|
| Tonzi |
(347) 2005-12-13 10:30:00 |
Siyan Ma |
When: Date: 12/13/2005 , Day: 347 , Watch Time: 10:30
.
Where: Tonzi/Vaira Ranch
Who: Siyan
Weather:
|
| Vaira |
(347) 2005-12-13 00:00:00 |
Ted Hehn |
When: Tue-Wed, 13-14Dec05 JD-347-348
Where: Vaira Ranch
Who: Ted Hehn
Weather Cool, fog in the morning, clear skies by 9-10 am
Trip Purpose Change out system batteries & general site visit
13Dec05
Power down system and remove 6 gel cell batts
|
| Vaira |
(340) 2005-12-06 12:00:00 |
Ted Hehn |
When: Mon, 6Dec05 JD-339
Where: Vaira Ranch
Who: Ted Hehn
Weather Cool and overcast grasses beginning to grow at both sites
Trip Purpose General site visit
Vaira Ranch:
6Dec05 12:00
Regulator voltage = 13.3
Solar Amp = 6.4
Load Amp =
|
| Vaira |
(313) 2005-11-09 00:00:00 |
Ted Hehn |
When: Wed-Thur, 9-10Nov05 JD-313-314
Where: Vaira Ranch
Who: Ted Hehn
Weather
Trip Purpose Install NDVI_2
Wed 9Nov
Change CR23X3 program to gather 0.1 Hz data for NDVI_1 and NDVI_2
Soil heat flux plate #2 is reading –9999 – varmint ch
|
| Vaira |
(309) 2005-11-05 13:02:00 |
Ted Hehn |
When: Wed, 30Nov05 JD-334
Where: Vaira Ranch
Who: Ted Hehn
Weather Overcast & cool
Trip Purpose General site visit
Vaira Ranch:
PC208 I/O error message - no data collected since day 321- perform manual upload
No pic files beginning day 331
|
| Vaira |
(306) 2005-11-02 11:30:00 |
Ted Hehn |
When: Wed-Thur, 2-3Nov05 JD 306-307
Where: Vaira Ranch
Who: Ted Hehn
Weather Overcast & cool
Trip Purpose Install NDVI_2
Wed 11:30 arrive all appears well.
Repair leveling mount on diffuse radiation sensor and level the device.
Connect 2
|
| Tonzi |
(302) 2005-10-29 12:00:00 |
Siyan Ma |
When: Date: 10/29/2005 ,
Day: 302 ,
Watch Time: 12:00 .
Where: Tonzi/Vaira Ranch
Who: Siyan
|
| Vaira |
(301) 2005-10-28 00:00:00 |
Ted Hehn |
When: Fri-Sat, 28-29Oct05, 302-3
Where: Vaira Ranch
Who: Ted Hehn
Weather Clear and warm
Vaira Ranch:
Friday- Arrive and all appears well.
Connect webcam to network port on computer and connect power leads to PC enclosure power bus. Unit funct
|
| Tonzi |
(291) 2005-10-18 00:00:00 |
Ted Hehn |
When: Tue, 18Oct05 JD-291
Where: Tonzi/Vaira Ranches
Who: Ted Hehn
Weather Clear and cool
Trip Purpose General site visit
Tonzi Ranch:
Tower PC on but not acquiring data. Reset button has no effect. Remove power plug and reinstall. PC boots
|
| Tonzi |
(277) 2005-10-04 00:00:00 |
Ted Hehn |
When: Mon, 4Oct05 JD-277
Where: Tonzi/Vaira Ranches
Who: Ted Hehn
Weather Clear and cool.
Trip Purpose General site visit
Tonzi Ranch:
Tower
All appeared well on tower.
Perform zero/span procedure on tower CO2 profile system using LI82
|
| Tonzi |
(268) 2005-09-25 13:00:00 |
Siyan Ma |
When: Date: 9/25/2005 ,
Day: 268 ,
Watch Time: 13:00 .
Where: Tonzi/Vaira Ranch
Who: Siyan
W
|
| Tonzi |
(253) 2005-09-10 12:30:00 |
Siyan Ma |
When: Date: Sep. 10, 2005 ,
Day: 253 ,
Watch Time: 12:30 .
Where: Tonzi/Vaira
Ranch
Who: Siyan
|
| Vaira |
(223) 2005-08-11 13:00:00 |
Ted Hehn |
When: Thurs, 11Aug05 JD-254
Where: Vaira Ranch
Who: Ted Hehn
Weather Clear & hot
Trip Purpose General site visit – check tower co2 profile system – check vaira logger solar power system.
Vaira Ranch:
13:00 arrive and all appears well
CR2
|
| Tonzi |
(217) 2005-08-05 10:00:00 |
Siyan Ma |
When: Date: 8/5/2005 , Day: 216
, Watch Time: 10:00 .
Where: Tonzi/Vaira
Ranch
Who:
|
| Vaira |
(217) 2005-08-05 08:35:00 |
Ted Hehn |
When: Wed 4-6Aug05, JD-215-217
Where: Vaira Ranch
Who: Ted Hehn
Weather Hot & clear
Trip Purpose: Repair CR23x3 at Vaira and Tower CO2 profile pump failure
Vaira Ranch:
5Aug 8:35 remove precip gage from boom arm as it is shading NDVI sensor. Pe
|
| Vaira |
(207) 2005-07-26 08:09:00 |
Ted Hehn |
When: Tue, 26-27Jul05 JD-206-7
Where: Vaira Ranch
Who: Ted Hehn
Weather Hot.
Trip Purpose General site visit and rerun tower CO2 profile system response curves.
Vaira Ranch:
27Jul05 Wed
8:09 all appears well except addition of 10 watt solar pa
|
| Tonzi |
(200) 2005-07-19 14:14:00 |
Ted Hehn |
When: Tue, 19-21Jul05 JD-200
Where: Tonzi/Vaira Ranches
Who: Ted Hehn
Weather Clear, hot and getting hotter.
Trip Purpose: Dawson lab cooperative experiment
Tonzi Ranch:
19Jul05
14:14
Web cam not operational. Picture files were taken but
|
| Vaira |
(200) 2005-07-19 00:00:00 |
Ted Hehn |
When: Tue, 19-21Jul05 JD-200
Where: Tonzi/Vaira Ranches
Who: Ted Hehn
Weather Clear, hot and getting hotter.
Trip Purpose: Dawson lab cooperative experiment
Vaira Ranch:
Download all data.
Install second 10 watt solar panel on Vaira CR23x3
|
| Vaira |
(174) 2005-06-23 00:00:00 |
Dennis Baldocchi |
Field notes June 23, 2005
D174
Vaira
~ 1400 hours
Level on diffuse par is not working. Last time I was in the field I ‘re-leveled’ the system, but in re inspection is looked un level. Found level in tool box and corrected system.
13.8 v bat v
|
| Tonzi |
(161) 2005-06-10 10:30:00 |
Dennis Baldocchi |
When: Date: June 10,2005 , Day: 161, Watch Time: 10:30pm .
Where: Tonzi/Vaira
Ranch
Who: DDB, Jose
Fuater, Siyan
|
| Tonzi |
(153) 2005-06-02 12:30:00 |
Siyan Ma |
When: Date: June
2,2005 , Day: 153, Watch Time: 12:30pm .
Where: Tonzi/Vaira
Ranch
Who: Siyan
Weather: clear
|
| Tonzi |
(137) 2005-05-17 11:30:00 |
Siyan Ma |
When: Date: 5/17/2005 , Day: 159, Watch Time: 11:30 am
.
Where: Tonzi/Vaira
Ranch
Who: Siyan
Weather: cloudy
Phenology: In Va
|
| Vaira |
(119) 2005-04-29 09:30:00 |
Dennis Baldocchi |
When: April 29, 2005, D119
Where: Vaira Ranch
Who: Dennis Baldocchi, Nicole and Albedo
Weather: Cool and partly cloudy. Had rained overnight. The grass is seeded, tall and bending over from the previous nights rain. Grass in the fenced area resembles tha
|
| Tonzi |
(114) 2005-04-24 13:00:00 |
Siyan Ma |
When: Date: 4/24/2005 , Day: 115
, Watch Time: 13:00 .
Where: Tonzi/Vaira
Ranch
Who
|
| Tonzi |
(100) 2005-04-10 12:00:00 |
Siyan Ma |
When: Date: 4/10/2005 , Day: 100
, Watch Time: 12:00pm .
Where: Tonzi/Vaira
Ranch
Who: Siyan, Qi
|
| Tonzi |
(99) 2005-04-09 00:00:00 |
Ted Hehn |
When: Sat, 9Apr05 JD-99
Where: Tonzi/Vaira Ranches
Who: Ted Hehn
Weather Clear and warm and sunny
Tonzi Ranch:
9Apr05
Birds made another mess of the optics on the LI7500. Clean lens.
Remove Li7500 #42 from tower and install # 41.
14:09 Al
|
| Vaira |
(99) 2005-04-09 00:00:00 |
Ted Hehn |
When: Sat, 9Apr05 JD-99
Where: Tonzi/Vaira Ranches
Who: Ted Hehn
Weather Clear and warm and sunny
Vaira Ranch:
12:00 9Apr05
Install LI7500 #65 and traces look great.
Inverse correlation between CO2 & H2O and proportional correlation between H2
|
| Tonzi |
(85) 2005-03-26 15:00:00 |
Ted Hehn |
When: Sat, 26-27Mar05 JD-85-86
Where: Tonzi/Vaira Ranches
Who: Ted Hehn
Weather Clear and cool
Trip Purpose Install LI7500 on tower and restart the flux platform
Tonzi Ranch:
Saturday 15:00 arrive and begin installation of LI7500. While insta
|
| Vaira |
(85) 2005-03-26 00:00:00 |
Ted Hehn |
When: Sat, 26-27Mar05 JD-85-86
Where: Tonzi/Vaira Ranches
Who: Ted Hehn
Weather Clear and cool
Vaira Ranch:
Saturday 18:00 all appears well.
Sunday 09:00 all appears well
Communication with data logger established.
|
| Tonzi |
(83) 2005-03-24 12:00:00 |
Siyan Ma |
Swapped Li-7500 in Vaira (Remove #65, install #41). Because Ted was there, I didn't check the flux system. Some serious problems mentioned by Ted.
|
| Tonzi |
(81) 2005-03-22 00:00:00 |
Ted Hehn |
When: Tue, 22Mar05 JD-81-
Where: Tonzi/Vaira Ranches
Who: Ted Hehn & Matthias
Weather Tuesday raining hard and rivers are flowing through the Floor system and about ½ inch of water is present everywhere on the ground.
Flowers beginning to bloom. Ye
|
| Vaira |
(81) 2005-03-22 00:00:00 |
Ted Hehn |
When: Tue, 22Mar05 JD-81-
Where: Tonzi/Vaira Ranches
Who: Ted Hehn & Matthias
Weather Tuesday raining hard and rivers are flowing through the Floor system and about ½ inch of water is present everywhere on the ground.
Flowers beginning to bloom. Ye
|
| Tonzi |
(68) 2005-03-09 10:52:00 |
Dennis Baldocchi |
When: Date: 3/9/2005 ,
Day: 068 ,
Watch Time: 10:52 .
Where: Tonzi/Vaira
Ranch
Who: DDB, SM, JC
|
| Tonzi |
(57) 2005-02-26 12:50:00 |
Siyan Ma |
When: Date: Feb. 26, 2005 , Day:
57 , Watch Time: 12:50pm .
Where: Tonzi/Vaira
Ranch
Who: Siyan, Qi
Chen, Xingyuan
|
| Vaira |
(56) 2005-02-25 16:01:00 |
Ted Hehn |
Vaira
16:01 sunny clear conditions
solar amp = 1.7
batt volt = 11.9
load = lvd
16:11
open solar panel connection boxes and almost all contacts are loose.
Discover burned wire on second solar panel. This is the problem with the depleted battery
|
| Vaira |
(48) 2005-02-17 09:00:00 |
Ted Hehn |
JD-48-50
Weather Clear and sunny at 09:00 turning to fog by 09:15 All vegetation covered with heavy dew and ground is wet with standing water. Grass about 2” tall with clump grasses 6”tall. I have not seen the ground cover this full at Vaira since
|
| Vaira |
(48) 2005-02-17 00:00:00 |
Matthias Falk |
Went to Vaira today and after some waiting and measuring from the car in the rain I got lucky and was able to measure at Vaira. everything is really wet again and water is standing and running everywhere. I also went to Tonzi and thought I got lucky becau
|
| Vaira |
(48) 2005-02-17 00:00:00 |
Matthias Falk |
Went to Vaira today and after some waiting and measuring from the car in the rain I got lucky and was able to measure at Vaira. everything is really wet again and water is standing and running everywhere. I also went to Tonzi and thought I got lucky becau
|
| Tonzi |
(39) 2005-02-08 10:55:00 |
Siyan Ma |
When: Date: Feb 8, 2005 , Day: 39 , Watch Time: 1055 (Vaira) .
Where: Tonzi/Vaira
Ranch
Who: Siyan and Jorge
Weather
|
| Vaira |
(39) 2005-02-08 00:00:00 |
Ted Hehn |
Weather Cool and clear with water standing in pools on the ground and water/mud under foot
Vaira Ranch:
Remove VDAC (Shemp) and install;l new PC enclosure with Moe.
Repair break in DC power cable to flux platform. Remove regulator load , sonic &
|
| Tonzi |
(27) 2005-01-27 11:22:00 |
Ted Hehn |
Swapped Tower PC case, Tower co2 profile pump not running - fuse replaced, Tower HMP fan dead - broken wire fixed, Changed multiplier on tipping bucket.
|
| Tonzi |
(27) 2005-01-27 10:50:00 |
Dennis Baldocchi |
Swapped Tower 7500, install new moisture probes by minirhizon
|
| Vaira |
(27) 2005-01-27 00:00:00 |
Dennis Baldocchi |
Swapped 7500, swapped sonic - new heading
|
| Vaira |
(27) 2005-01-27 00:00:00 |
Ted Hehn |
Weather Cool and overcast with low clouds. Site very wet
Vaira Ranch:
Upon arrival PC was not operational and has not been operational for weeks. The problem is that a T&RH fan was being powered by the logger batteries. Consequently, the logger batte
|
| Tonzi |
(17) 2005-01-17 13:59:00 |
Siyan Ma |
Floor site down due to low solar power, Swapped Floor 7500, leaf and grass samples
|
| Vaira |
(17) 2005-01-17 12:35:00 |
Siyan Ma |
Power down due to failing solar system, eddy on with solar reset, but met still down
|
| Vaira |
(6) 2005-01-06 09:26:00 |
Ted Hehn |
PC was off, CR23X time behind by 21hours 18min - reset, todo list
|
