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May

2010

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25

JD115

26

JD116

27

JD117
Chan 204 (MET logger) goes out (near noon)

28

JD118
Chan 204 (MET logger) working again (late afternoon)

29

JD119
Snow.

30

JD120
Lab Meeting at 11:00 (SpB)

1

JD121

2

JD122

3

JD123

4

JD124
Windy.

5

JD125
Site Visit (SpB, DG, A): Details , Photos (19)

Span cylinder at 300 psi. N2 at 1250 psi.

started running "fast_11.csi" in fast cr23x logger (note: sample rate < 10 hz)

from 12:29-12:52 MST, Changed profiler (li-6251) dessicant

from 10:50-11:30 MST, added a thermocouple at 21.5m

Pleasant with puffy clouds. Not too windy.

caught a ride with DG.

6

JD126

7

JD127

8

JD128

9

JD129

10

JD130

11

JD131
MRS snow survey

Snowstorm.

12

JD132
Sometime around 11:00 MST, power outage at the site; data system down

at 21:34 MST, data system back up (surprise?!)

MRS snow survey

More snow.

13

JD133
Site Visit (SpB): Details , Photos (29)

Never made it to the tower; visited T-van AIRCOA and swapped cylinders

Overcast and snowing on/off. Not too windy.

used CU prius.

MRS snow survey

14

JD134

15

JD135

16

JD136

17

JD137
Site Visit (SpB, NT, NEK, MAC): Details , Photos (27)

Span cylinder at 100 psi (replaced). N2 at 1000 psi.

at ~11:30 MST, swapped span gas (old cylinder=CC282352 at 100 psi, new cylinder= CC282360, at 1800 psi)

at 12:25 MST, adjusted cal gas flows in LI-6262

from 12:29-12:53 MST, Changed profiler (li-6251) dessicant

at around 13:10 MST, swapped the 14m and 21.5m (10-hz) thermocouples

started running "fast_12.csi" in fast cr23x logger (attempt to get back to 10 hz, no OPS change)

Warm and pleasant with puffy clouds. Not too windy. Snow melting.

Summer Jeep Rental (starts)

18

JD138
Chan 204 (MET logger) losing 1-hz data (SC932 seems to be down and out)

Returned Jeep to Motor Pool

19

JD139

20

JD140

21

JD141

22

JD142

23

JD143

24

JD144

25

JD145
p.prof looks strange (pump problem?)

26

JD146
Site Visit (SpB, LY, MAC): Details , Photos (27)

Span cylinder at 1750 psi. N2 at 790 psi.

p.prof recovered overnight (probably a restriction in the line)

at 10:48 MST, turned off pump in LI-6251 for about 20 seconds

Chan 204 (MET logger) found a loose connection in the SC932 (inside the box)

Big Cu clouds around. Not too windy; Lots of moisture in the air.

Drove CU Prius (to MRS), road to C1 is OPEN.

27

JD147
SpB off (RBA)

28

JD148

29

JD149

30

JD150

31

JD151
CU Holiday (Memorial Day)

1

JD152
SpB returns
Summer Jeep Rental (re-starts)

2

JD153

3

JD154

4

JD155
For 8:00 MST li-6262 cal, the N2 valve looks like it stuck a bit?

5

JD156