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March

2023

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26

JD57

27

JD58

28

JD59

1

JD60

2

JD61
at 10:22 MST, lost contact with the tower (large power outage, affecting Nederland to Ward)

at around 12:30 MST, power is restored (data look ok)

3

JD62

4

JD63

5

JD64

6

JD65

7

JD66
(Full "Worm" Moon)

8

JD67

9

JD68

10

JD69

11

JD70

12

JD71
Change from MST to daylight savings time (MDT).

13

JD72

14

JD73

15

JD74
Site Visit (SpB, MK): Details , Photos (20)

Span cylinder at 350 psi, N2 at 250 psi

moved span cylinder cc252234 from C-1 to TGA shed

moved n2 cylinder cc428961 from C-1 to (outside of) TGA shed

at 10:43 MST, cleared snow (NO ice) off the forest PolaRx5 GPS "B" antenna

at 11:45 MST, swapped SD card from GPSCAM (also replaced camera C batteries)

at 11:15 MST, downloaded PolaRx5 GPS "B" (sn 3227662) data files (in forest)

at 12:15 MST, removed 2.5m LI-7500 from logger; new program at UC fast logger (uc_09.csi)

at 12:15 MST, modified niwot.xml, start of ops104 (removed 2.5m LI-7500 variables)

note: removing the 2.5m LI-7500 from the UC logger, fixed the issue with 2.5m and 5.7m subcanopy CSAT3s (no data since DOY=54)

Enterprise rental

Clear skies; windy

16

JD75
Snow

17

JD76
Clear skies w/ fresh snow

18

JD77

19

JD78

20

JD79
Spring Equinox

21

JD80
In Lab/Cristol (SpB): Details , Photos (10)

put csat3 sn0226 back in its' suitcase

picked up package from Gugg (LI-850) from LBL

started unboxing the profile system

22

JD81

23

JD82

24

JD83
Site Visit (SpB): Details , Photos (30)

Span cylinder at 250 psi, N2 at 20 ---> 1800 psi

at 11:45 MST, replaced N2 cylinder cc491784 with cc254426

moved n2 cylinder cc491784 from tower base to C-1 trailer

at 11:15 MST, started using rad_12.csi in the CNR logger (attempt to fix issues with saving 10-min values)

at 11:30 MST, downloaded PolaRx5 GPS "A" (sn 3062189) data files (tower top)

at 12:30 MST, moved the 21.5m LI-7500A (op2) about 50cm closer to the sonic (eol csat3) and modified the tilt/orientation (see photos)

at 13:13 MST, cleared snow (very small amount of ice) off the forest PolaRx5 GPS "B" antenna

Enterprise rental

Blustery at times; 7" fairly new snow

25

JD84

26

JD85

27

JD86
CU Spring Break (start)

In AM: new snow

28

JD87
SpB Off

29

JD88

30

JD89

31

JD90
CU Holiday (Spring Holiday)

at around 16:15 MST, the 21.5m LI-7500A (op2) and LI-7200 rebooted (likely power outages?)

Very windy and snowy

1

JD91
lost network contact with the tower for part of the day (no sign of any power outage)

Windy