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01202014 » History » Version 1

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Kathy Romer, 01/20/2014 09:09 AM

01202014 - Nightly Observing Plan for MJD 56678 (starting evening of Jan 20, 2014)

Observers

Observer 1 Observer 2 Run Manager Assistant Run Manager SISPI Expert on Call
Claudio Bruderer Peter Nugent Claudio Bruderer
ext. 521 ext. 515 ext. 521

CTIO staff (Telescope Operators)

Day Support Night Assistant
Javier Alberto

DECam Configuration and Setup

SISPI Configuration File DES.ini
DECam constants DECAM:CURRENT
Proposal ID 2012B-0001
Image Processing (Calibration) NCSA
Image Processing (First Cut) NCSA

Almanac
mjd 56678, date 20140120, Site CTIO, UT-offset 3 hr
Current local time 12:04 CLST     UT 15:04     SidTim 18:22
Sunset     20:55 CLST  23:55 UT   SidTim   48 deg  
Eve. -10   21:34 CLST  00:34 UT   SidTim   58 deg  Zeropoint; standards
Eve. -14   21:56 CLST  00:56 UT   SidTim   64 deg  Begin obstac
Eve. -18   22:18 CLST  01:18 UT   SidTim   69 deg  Last chance standards
Moonrise   23:16 CLST  02:16 UT   SidTim   83 deg  
Midpoint   01:54 CLST  04:54 UT   SidTim  123 deg  
Morn -18   05:30 CLST  08:30 UT   SidTim  177 deg  Begin astronomical twilight
Morn Std   05:53 CLST  08:53 UT   SidTim  183 deg  End obstac; begin standards
Morn -10   06:15 CLST  09:15 UT   SidTim  188 deg  
Sunrise    06:54 CLST  09:54 UT   SidTim  198 deg  
Moon position (deg): RA 175.8, Dec -0.7 Phase: 0.720

Weather Conditions

Sky is a bit hazy, no clouds can be seen though.
http://www.meteochile.gob.cl/cna/irsat_alta.png

Observing Plan and Goals for the Night

  1. Afternoon calibrations - script to use: prenight_calibration.json
  2. Zeropoint check - preceed with zeros script: flush_Vsub.json
  3. Start of night standards (scripts listed below)
  4. Nightly out of focus image (right after last standard, no break) - script to use: defocus_nightly.json
  5. ObsTac
  6. Middle of night standards (scripts listed below)
  7. End of night calibrations - if good afternoon calibrations use postnight_calibration.json, otherwise use postnight_zeros_flats.json
  1. Will fill in below after midday

Start of Night Standards MANUAL SLEW TO THESE FIELDS Wind screen down
UT Date = '2014/01/21 00:40' Local time = 21:40
E9-A ra 22:45:37 dec -44:22:47 secz 2.1 DES_std_e9a_Yzirg.json
SDSSJ0100-0000 ra 01:00:00 dec +00:00:00 secz 1.6 DES_std_SDSSJ0100_Yzirg.json
SDSSJ0320-0000 ra 03:20:00 dec +00:00:00 secz 1.2 DES_std_SDSSJ0320_Yzirg.json

End of Night Standards MANUAL SLEW TO THESE FIELDS Wind screen down
UT Date = '2014/01/21 04:45' Local time = 01:45
C26202/HST ra 03:32:30 dec -27:46:05 secz 1.9 DES_std_c26202_grizY.json