ENR CTIO Blanco 4-m 2014-12-29

*Observing Team*

 

_DES Observers:_ Rutuparna Das (RM/Obs2), Danny Goldstein (Obs1)

_Telops:_ Claudio Aguilera, Rodrigo Hernandez, Manuel Hernandez

_Remote Support:_ 

 

*Observing Plan*

# standard bias and dome flat sequence

# evening standard stars

# weekly defocus script

# run ObsTac queue

# middle-of-night standard stars

 

*Conditions*

# 9:30 (start of observing) - mostly clear sky - some low clouds in the west, windspeed average ~6.5 mph.

# 12:52 - wind speed up to > 10 mph - windscreen going up.

# Seeing conditions - Median:  .92, RMS:  .15 (from QR stats page).  DIMM seeing averaged ~.7 during the first quarter of the night, and ~.65 during the second quarter.

 

*Accomplishments*

# Afternoon:  zeros, dome flat sequence (YziVRrgu).

# Evening:  Standards (SDSSJ2300-0000, SDSSJ0000-0000, SDSSJ0320-0000), Weekly defocus script.

# Overall:  SNe - S2 (393035 - 393040), Wide Survey (393041 - 393151).

# Middle of Night:  Standards (SDSSJ0320-0000, MaxVis)

 

 

*Problems tagged as Synopsis_Problem*

 

*Minor Problems and Relevant Information*

 

*Notes for Data Management*

The windscreen was accidentally left up for the first few (maybe 2-4) exposures of the middle-of-night standards.  However, it was pretty low, and the images look ok, so not sure how much it has affected them...

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