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25

JD115

26

JD116

27

JD117
SpB Off

at around 17:50 MST, 21.5m LI-7500A (op2) and LI-7200 rebooted (likely a short power outage)

28

JD118
SpB Off

Snow

29

JD119
SpB Off

30

JD120
SpB Off

1

JD121

2

JD122

3

JD123
SpB Returns

at around 7:30 MST, 21.5m LI-7500A (op2) and LI-7200 rebooted (likely a short power outage)

Snow

4

JD124

5

JD125

6

JD126

7

JD127

8

JD128

9

JD129

10

JD130
snow

11

JD131
more snow

12

JD132

13

JD133

14

JD134

15

JD135

16

JD136

17

JD137

18

JD138

19

JD139

20

JD140
Site Visit (SpB): Details , Photos (29)

Span cylinder at 500 psi, N2 at 1250 psi

moved span cylinder cc235665 from trailer to tower

moved N2 cylinder cc234071 from tower to trailer

from 10:30-11:10 MST, cleaned LI-7200 cell

at approx 11:15 MST, swiped krypton hygrometer

Download EOS FD data from sensors 3 and 4 data

swapped SD card from radCAM

SpB Prius C

Partly cloudy and warm; lots of snow, but the melt is on

21

JD141

22

JD142

23

JD143

24

JD144

25

JD145

26

JD146

27

JD147

28

JD148

29

JD149

30

JD150

31

JD151
CU Holiday (Memorial Day)

just before mid-day, the medtherm TC on the subcanopy tower has an issue? broken?

REBS Rnet dome is cracked around this day (not fixed until 7/24/21)

Perhaps a major hailstorm?

1

JD152
the road from MRS to C-1 is now open/driveable

2

JD153

3

JD154

4

JD155
Site Visit (SpB): Details , Photos (39)

Span cylinder at 490 psi, N2 at 1100 psi

moved new cylinders from MRS to C-1 trailer: cc491897 (n2), cc491784 (n2), cc704247 (n2), cc178630 (span), FB03909 (LBL), FB03874 (LBL)

moved empties from C-1 trailer to MRS snowshed: cc442238 (n2), cc234071 (n2), cc239886 (span)

increased the delivery pressure on the N2 cylinder by around 10? psi

noticed that the dome on the 25m REBS sensor is cracked (full of water!); the 2m REBS sensor also has cracked dome!

at 12:00 MST, cleaned the 21.5m LI-7500a windows (w/ vinegar)

at approx 12:05 MST, swiped krypton hygrometer (w/ vinegar)

tried to reboot the GPS at the tower (I don't think it fixed the issue)

also, rebooted isffa (chrony was not coming up); first reboot in around 260 days

Enterprise SUV rental (drove to C-1)

Clear skies; still lots of snow in the forest

5

JD156