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Eduardo Balbinot, 08/24/2017 01:01 PM


08242017

Nightly Observing Plan for MJD 57990 (starting evening of August 24, 2017)

DES has the second half of the night.

Observers

  • Eduardo Balbinot (observer 1/Run manager)
  • Lucas Secco (observer 2)

CTIO Staff

  • Manuel Hernandez - Obs. Support
  • Alberto Alvarez - operator
  • Staff calendar

Almanac

mjd 57990, date 20170824, Site CTIO, UT-offset 3 hr
Current local time 14:57 CLST     UT 17:57     SidTim 11:28
Sunset     19:30 CLST  22:30 UT   SidTim  240 deg  
Eve. -10   20:06 CLST  23:06 UT   SidTim  249 deg  Zeropoint; standards
Eve. -14   20:24 CLST  23:24 UT   SidTim  254 deg  Begin obstac
Eve. -18   20:43 CLST  23:43 UT   SidTim  258 deg  Last chance standards
Moonset    22:27 CLST  01:27 UT   SidTim  284 deg  
Midpoint   01:45 CLST  04:45 UT   SidTim  334 deg  
Morn -18   06:47 CLST  09:47 UT   SidTim   49 deg  Begin astronomical twilight
Morn Std   07:04 CLST  10:04 UT   SidTim   54 deg  End obstac; begin standards
Morn -10   07:24 CLST  10:24 UT   SidTim   58 deg  
Sunrise    07:59 CLST  10:59 UT   SidTim   68 deg  
Moon position (deg): RA 194.9, Dec -1.7 Phase: 0.213

Weather Conditions

Observing Plan and Goals for the Night

  • Double flat sequence
  • Any ToO
  • DES second half night: 01:45 CLT + ToO time to 07:04 CLT
  • Midpoint standards (if not cloudy)
UT Date = '2017/08/25 5:40'     Local time = 02:40
SDSSJ0200-0000        ra 02:00:00  dec +00:00:00  secz 1.6
  • ObsTac
  • Morning standards (if clear) [grizY ordered scripts]:
UT Date = '2017/08/25 10:04'     Local time = 07:04
SDSSJ0000-0000        ra 00:00:00  dec +00:00:00  secz 2.0
SDSSJ0100-0000        ra 01:00:00  dec +00:00:00  secz 1.5
SDSSJ0320-0000        ra 03:20:00  dec +00:00:00  secz 1.2

Useful links

Nightsum | CTIO Night Report | DECam Logbook
Tololo Environmental Web Page | Detailed hourly forecast | Satellite maps

Notes from 4PM Meeting

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Other Notes