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12082017

Nightly Observing Plan for MJD 58096 (starting evening of Friday, Dec 8, 2017)

Full night for DES

Observers

to get the names, check the shift table

  • Rutuparna Das (Run manager)
  • Andrew Pace (Observer 1)
  • Martín Monroy (Observer 2)

CTIO Staff

To get the names, check the "staff calendar":* Staff calendar

  • Claudio Aguilera - Operator
  • Hernán Tirado - Obs. Support
  • Rodrigo Hernández

Almanac

forgotten how to do this? Use ephem with kentools

mjd 58096, date 20171208, Site CTIO, UT-offset 3 hr
Current local time 14:13 CLST     UT 17:13     SidTim 17:42
Event      Local-Time  Greenwich  Sidereal-Time
Sunset     20:44 CLST  23:44 UT   00:12    3 deg  
Eve. -10   21:25 CLST  00:25 UT   00:53   13 deg  Zeropoint; standards
Eve. -14   21:47 CLST  00:47 UT   01:16   19 deg  Begin obstac
Eve. -18   22:11 CLST  01:11 UT   01:40   25 deg  Last chance standards
Moonrise   01:21 CLST  04:21 UT   04:49   72 deg  
Midpoint   01:35 CLST  04:35 UT   05:04   76 deg  
Morn -18   04:59 CLST  07:59 UT   08:27  127 deg  Begin astronomical twilight
Morn -14   05:23 CLST  08:23 UT   08:51  133 deg  End obstac; begin standards
Morn -10   05:46 CLST  08:46 UT   09:14  138 deg  
Sunrise    06:26 CLST  09:26 UT   09:55  149 deg  
Moon position (deg): RA 156.4, Dec 12.2 Phase: 0.570

Weather Conditions

  • at 4pm: clear, windy

as predicted by hourly forecast

  • clouds: clear all night
  • humidity: ~ 50-30% (higher at start of night)
  • temp: ~ 13°C

Observing Plan and Goals for the Night

  • Evening standards (Yzirg)
  • ObsTac (wide-field - gri at darktime, then [i]zY)
  • Morning standards (grizY)

forgotten how to do this? Use standards with kentools

  • Evening standards
UT Date = '2017/12/09 00:25'     Local time = 21:25
SDSSJ2140-0000        ra 21:40:00  dec +00:00:00  secz 1.7
SDSSJ0320-0000        ra 03:20:00  dec +00:00:00  secz 1.4
SDSSJ0100-0000        ra 01:00:00  dec +00:00:00  secz 1.2
  • Morning standards
UT Date = '2017/12/09 08:23'     Local time = 05:23
SDSSJ1227-0000        ra 12:27:00  dec +00:00:00  secz 1.9
MaxVis                ra 06:30:00  dec -58:45:00  secz 1.3
SDSSJ0843-0000        ra 08:43:00  dec +00:00:00  secz 1.2

When were the last SN fields observed?

forgotten how to do this? Instructions here

hex_name seqtype last_complete
SN-X1 short 2017-12-05 00:49:15.729079+00:00
SN-X2 short 2017-12-05 01:08:34.825867+00:00
SN-S2 short 2017-12-05 01:28:08.431443+00:00
SN-C3 long_r 2017-12-05 02:07:47.791203+00:00
SN-C3 long_i 2017-12-05 02:31:03.010364+00:00
SN-C3 long_z 2017-12-05 03:05:13.639283+00:00
SN-C1 short 2017-12-05 04:12:39.610821+00:00
SN-X3 long_g 2017-12-06 00:48:34.240470+00:00
SN-C3 long_g 2017-12-06 01:02:29.754272+00:00
SN-E2 short 2017-12-06 01:17:08.890253+00:00
SN-X3 long_z 2017-12-06 01:39:09.767128+00:00
SN-E1 short 2017-12-06 02:48:08.674162+00:00
SN-X3 long_r 2017-12-06 03:09:02.739232+00:00
SN-X3 long_i 2017-12-06 03:32:15.530528+00:00
SN-C2 short 2017-12-06 04:07:21.472570+00:00
SN-S1 short 2017-12-07 02:15:49.721806+00:00

Useful links

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