LTO Report
Kitt Peak Nightly LTO Report For UT: 2014-07-31
Report Time (MST): 03:08
For access to all LTO-Reports go to: http://www-kpno.kpno.noao.edu/cgi-bin/ltoreport
4 Meter Weather Averages
From: UT = 01:00 (MST=6:00 PM) To: UT = 13:00 (MST=6:00 AM)
| Elements | Mean | High | Low | AvDev |
|---|
| Air Temperature (°C) | 21.5 | 26.3 | 16.7 | 1.1 |
|---|
| Dewpoint Temperature (°C) | 8.8 | 14.0 | 6.9 | 1.0 |
|---|
| Relative humidity (%) | 44 | 65 | 36 | 5.4 |
|---|
| Wind Speed (mph) | 0.0 | 0.0 | 0.0 | 0.0 |
|---|
| Wind Direction (°) | 182 | 350 | 0 | 2.0 |
|---|
| 4M Dome Temperature (°C) | 22.3 | 23.8 | 21.6 | 0.4 |
|---|
| 4M Dome Dewpoint (°C) | 9.3 | 10.5 | 8.4 | 0.5 |
|---|
| 4M Primary Mirror (°C) | 21.9 | 22.1 | 21.6 | 0.1 |
|---|
| Weather Comments: | Cloudy most of the night. A brief opening allowed telescopes to open between
2300 and midnight. Light drizzle by 0300. |
|---|
| Recognized Hours: | ( 7.75 ) 18 degree twilight + 0.5 hr. |
Observer Information
| Telescope | Observer | Prop. # | Instrument | Detector | Seeing |
|---|
| 4 Meter | Schweiker, Summers | 2014A-2014 | MOSAIC | N/A | 0.8 |
|---|
| WIYN | Jones | 2014B-0980 | HYDRA | STA1 | 1.2 |
|---|
| 2.1 Meter | :Harmer, Soto | 2014A-0176 | CFIM | STA3 | 1.6 |
|---|
| Feed | No Observer | --- | N/A | N/A | N/A |
|---|
| 0.9 Meter | No Observer | --- | N/A | N/A | N/A |
|---|
Time Usage During The Night
| Telescope | Hours Used | Night's Activity | | Hours Lost | Time Lost
Due To: | Time of
Night (MST) |
|---|
|
| 4Meter |
|---|
| 1.0 | T and E | | 6.75 | Weather | 20:00 - 04:30 |
|
| WIYN |
|---|
| 1.0 | Scientific Research | | 6.75 | Weather | 20:00 - 04:30 |
|
| 2Meter |
|---|
| 1.0 | Scientific Research | | 6.75 | Weather | 20:00 - 04:30 |
|
| Feed |
|---|
| 0.0 | Scientific Research | | | | |
|
| W0_9m |
|---|
| 7.75 | Maintenance | | | | |
Observing Status
| 4 Meter | No problems. Attempted T&E activities, but open window didn't last long enough to complete highest priority tasks. Seeing measured at 0.8 arcsec. |
|---|
| WIYN | No problems. Seeing estimated at 1.2 arcsec based on the fops. |
|---|
| 2.1 Meter | No problems aside from the weather. Opened for an hour between 2300 and midnight. One seeing measurement of 1.6 arcsec. |
|---|
| Feed | Not Scheduled |
|---|
| 0.9 Meter | Summer maintenance shutdown. |
|---|
| Comments | Looks like our run of good weather was short lived. |
|---|
Weather Plots
