SCAN | LST | UT | source /catalog | prg | obs | spec | G | wb | Az | El | Col* | Nule | SFCZ | Tau | comments |
Mar 17 | 117 absorber data to test preamp
bolometer is at nitrogen preamp on for 24h |
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3739 | 3 00 | absorber | cal | p | 10 | 46 | bias=off g=10000 all holes closed | ||||||||
3740 | cal | m | 600 8 4" 150s | 10 | 46 | ... | |||||||||
3741 | wobbler stopped no data | ||||||||||||||
3742 | cal | bias on -- no data | |||||||||||||
3743 | cal | bias on ; holes open -- no data | |||||||||||||
3744 | cal | bias on; holes open with cover tilted -- no data | |||||||||||||
46 | bias on, upper holes open, cover tilted. no data | ||||||||||||||
52 | restarted ABBA, now data | ||||||||||||||
53 | 600 8 | ||||||||||||||
54 | 6 12 | absorber | 600 8 | upper holes open. very quiet, no more drifts, lower noise
than with closed holes it seems. |
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3757 | 00 47 | Mar 18
13 17 |
400 8 | upper holes partially open | |||||||||||