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ENR CTIO Blanco 4-m 2017-01-23

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Date: 
Monday, January 23, 2017
Telescope: 
CTIO Blanco 4-m
Submitter: 
Tansu Daylan
Submitter Email: 
tansu.daylan@gmail.com
Observer Support: 
Manuel Hernandez
Night Assistant: 
Rodrigo Hernandez
Also Present: 
Josh Frieman, Daniel Gruen, Greg Green, Tansu Daylan (Observers)
Problems: 

None.

*Observing Team*

_DES Observers:_ Josh Frieman, Daniel Gruen

_Telops:_ Manuel Hernandez - Obs. Support
          Rodrigo Hernandez - Operator
_Others Present:_ Greg Green, Tansu Daylan (2nd-half observers)

*Observing Plan*

# First-half observing
# standards
# Obstac SN deadman / WF
# Midpoint standard star sequence: C26202/HST

*Conditions*
# weather in afternoon: 18:00 (local): cloudy, 80% humidity, wind 10 mph with gusts
# weather after sunset: 22:00 (local): overcast, wind ~ 5 mph
# weather at midnight:  00:00 (local): clear at zenith, but clouds on horizon and 80% humidity, wind ~ 5 mph
# weather at turnover    1:45 (local): clear at zenith, but 80% humidity, wind ~ 6 mph

*Accomplishments*
# Afternoon: zeros done, (ugrizY) dome flats done, checked, OK
# Evening: dome closed due to 85% humidity
# DECal started at 21:30 local; g band scan started at 22:40 local (612403-612530)

Midpoint switch at 01:55 CLST. 

*Problems tagged as Synopsis_Problem*
# None

*Minor Problems and Relevant Information*
# None

*Notes for Data Management*
# None

Comments: 

None.

Conditions: 
General Conditions
Temperature Max: 
15.00
Temperature Min: 
12.00
Humidity Max: 
86
Humidity Min: 
76
Wind Speed Max: 
12.00
Wind Speed Min: 
2.00
Comment: 
None.
1st Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Medium
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky : 
6
2nd Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
2
3rd Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
2
4th Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
2
Program: 
Proposal: 
2012B-0001
Target of Oportunity: 
No
Time Observed: 
0.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
4.25
Time lost other: 
0.0
Description: 
DES
Primary Investigator: 
Frieman
Email: 
frieman@fnal.gov
Institution: 
Fermilab
Instrument: 
CTIO 4m DECam
Total Program Time: 
4.25
Proposal: 
2016B-0279
Target of Oportunity: 
No
Time Observed: 
0.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
4.5
Time lost other: 
0.0
Description: 
DECam Plane Survey
Primary Investigator: 
Finkbeiner
Email: 
dfinkbeiner@cfa.harvard.edu
Institution: 
Harvard
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
4.5
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2017-01-23 0.0 0.0 0.0 8.75 0.0 8.75