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| Stack Data | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Start | Stop | ee50 | ee80 | Hefi Focus | Mars Focus | Outside Temp | Dome Temp | Truss Temp | Wind Direction | Wind Speed | Stack Type | |
| 01:54 | 02:22 | 0.44 | 0.67 | 995 | -342 | 22.5 | 22.5 | 22.5 | 138 | 7 | First of Night | |
| Problem Reports | ||||
|---|---|---|---|---|
| PR Number | Times | Time Lost | Description | Response |
| 1703 | 02:59-02:59 | 00:00 | Removed sensor 15-2 for LTSE | |
| 4044 | 07:18-07:18 | 00:00 | Unable to clear a 480 VAC In on dSpace; all RTO's also red. See full text PR for voltage readings etc. | Called: Jim Fowler I am to watch it and if it can stay green for longer than 30 minutes I can cautiously use the tracker again. So far, this has not happened, 3 minutes is longest and it is down far longer. |
| Ops Comments | none |
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| TO Comments | The tracker dSpace never stopped the 480 VAC In fault. 0.3 micron dust went above 4 million on Mt. Locke and optics team, be aware it went to around 2.5 million on HET internal dust sensor WITH the ahu's full on. |
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| RA Comments | Heavy clouds at sunset. Running several 21-pnt tests at start of night. Closed by dust and high humidity at 6:30UT. Running closed-dome tracker tests. Heavy clouds at 7:30UT. Power problem with tracker at 7:45UT. |
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| Observations | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| File | Target/QID | Exp Start | Exposure | Overhead | Program | Instrument Configuration | Data Type | IQ | Dimm | SkySBrt | Skytrans | SNR | Comments | Charge | |