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01202017

Nightly Observing Plan for MJD 57774 (starting evening of Jan 20, 2017)

Half night

Observers

  • Andrés Plazas (Obs 1, RM)
  • Daniel Grün (Obs 2)

CTIO Staff

  • Hernán Tirado - Obs. Support
  • Rodrigo Hernández- Operator
  • Staff calendar

Almanac

mjd 57774, date 20170120, Site CTIO, UT-offset 3 hr
Current local time 21:03 CLST     UT 00:03     SidTim 03:22
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
Midpoint   01:54 CLST  04:54 UT   SidTim  123 deg  
Moonrise   02:10 CLST  05:10 UT   SidTim  127 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 225.0, Dec -11.2 Phase: 0.452

Weather Conditions

Observing Plan and Goals for the Night

* Standards today.

UT Date = '2017/01/21 00:34'     Local time = 21:34
C26202_CCD_35         ra 03:32:30  dec -27:46:05  secz 1.0
SDSSJ0100-0000        ra 01:00:00  dec +00:00:00  secz 1.6
SDSSJ0320-0000        ra 03:20:00  dec +00:00:00  secz 1.2

* Catch up script (6 exposures)
* TOO (11 exposures)
* Obstac after TOO: wide field
* Half Night standards (using calspec) use only 1 (highest airmass): grizY

UT Date = '2017/01/21 04:54'     Local time = 01:54
C26202/HST            ra 03:32:30  dec -27:46:05  secz 2.0
SDSSJ1048-0000        ra 10:48:00  dec +00:00:00  secz 1.5
SDSSJ0843-0000        ra 08:43:00  dec +00:00:00  secz 1.2

When were the last SN fields observed?

(See https://cdcvs.fnal.gov/redmine/projects/desops/wiki/When_were_the_SN_fields_last_observed for database query.)

hex_name    seqtype    last_complete
SN-X3    long_g    2017-01-17 01:00:04.352758+00:00
SN-S2    short    2017-01-17 01:13:13.073119+00:00
SN-S1    short    2017-01-17 01:32:37.951050+00:00
SN-C3    long_g    2017-01-17 01:53:19.313949+00:00
SN-C3    long_z    2017-01-17 02:06:27.103965+00:00
SN-C1    short    2017-01-17 03:13:47.314962+00:00
SN-C2    short    2017-01-17 03:33:12.413512+00:00
SN-X3    long_z    2017-01-18 00:57:06.761183+00:00
SN-C3    long_r    2017-01-18 02:05:15.138597+00:00
SN-C3    long_i    2017-01-18 02:28:19.432806+00:00
SN-E1    short    2017-01-19 00:57:00.850348+00:00
SN-X3    long_i    2017-01-19 01:17:53.593385+00:00
SN-X2    short    2017-01-19 01:51:40.713325+00:00
SN-E2    short    2017-01-20 01:06:48.162738+00:00
SN-X1    short    2017-01-20 01:27:35.887735+00:00
SN-X3    long_r    2017-01-20 01:46:55.771464+00:00

Notes from 4pm meeting

SS
1st thing is a json file, 20 minutes, for tiling 6 exposures
The 11 exposure TOO needed
Then turn on Obstac
SS