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Marcelle Santos, 02/15/2017 01:24 PM


02152016

Nightly Observing Plan for MJD 57793 (starting evening of Feb 8, 2017)

1st Half night

Observers

  • Antonella Palmese (Obs 1)
  • Marcelle Soares-Santos (Obs 2, RM)

CTIO Staff

Almanac

mjd 57800, date 20170215, Site CTIO, UT-offset 3 hr
Current local time 15:18 CLST     UT 18:18     SidTim 23:20
Sunset     20:37 CLST  23:37 UT   SidTim   70 deg  
Eve. -10   21:14 CLST  00:14 UT   SidTim   79 deg  Zeropoint; standards
Eve. -14   21:34 CLST  00:34 UT   SidTim   84 deg  Begin obstac
Eve. -18   21:54 CLST  00:54 UT   SidTim   89 deg  Last chance standards
Moonrise   23:32 CLST  02:32 UT   SidTim  114 deg  
Midpoint   01:57 CLST  04:57 UT   SidTim  150 deg  
Morn -18   06:00 CLST  09:00 UT   SidTim  210 deg  Begin astronomical twilight
Morn Std   06:20 CLST  09:20 UT   SidTim  216 deg  End obstac; begin standards
Morn -10   06:40 CLST  09:40 UT   SidTim  220 deg  
Sunrise    07:17 CLST  10:17 UT   SidTim  230 deg  
Moon position (deg): RA 209.3, Dec -6.7 Phase: 0.683

Weather Conditions

Observing Plan and Goals for the Night

* Evening Standards: Yzirg.

UT Date = '2017/02/16 00:14'     Local time = 21:14
SDSSJ0843-0000        ra 08:43:00  dec +00:00:00  secz 1.9
GD71_CCD_35           ra 05:52:28  dec +15:58:17  secz 1.5
C26202/HST            ra 03:32:30  dec -27:46:05  secz 1.1

* Nightly Defocus. None

* Obstac:

* Midpoint standard (using calspec) use only 1 (highest airmass): grizY

UT Date = '2017/02/16 04:57'     Local time = 01:57
E6-A                  ra 14:45:33  dec -45:15:34  secz 1.8
SDSSJ1227-0000        ra 12:27:00  dec +00:00:00  secz 1.4
SDSSJ0958-0010        ra 09:58:00  dec -00:10:00  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_z    2017-01-26 00:55:51.528351+00:00
SN-E1    short    2017-01-27 00:53:18.591071+00:00
SN-E2    short    2017-01-28 00:53:06.852121+00:00
SN-X1    short    2017-01-28 01:14:15.665466+00:00
SN-X3    long_r    2017-01-28 01:33:29.425048+00:00
SN-X3    long_g    2017-01-29 01:04:14.492806+00:00
SN-S2    short    2017-01-29 01:17:20.589302+00:00
SN-S1    short    2017-01-29 01:36:41.706064+00:00
SN-C1    short    2017-02-05 00:47:39.788401+00:00
SN-X2    short    2017-02-05 01:07:52.108646+00:00
SN-C3    long_r    2017-02-05 01:28:05.676930+00:00
SN-C3    long_z    2017-02-05 01:56:37.995348+00:00
SN-X3    long_i    2017-02-07 00:48:18.651625+00:00
SN-C3    long_g    2017-02-07 01:23:13.185944+00:00
SN-C3    long_i    2017-02-07 01:36:25.184363+00:00
SN-C2    short    2017-02-07 02:10:23.816206+00:00

Notes from 4pm meeting

  • apply the DESDM assessment and watch for repeaters
  • Cosmos field:
    • if seeing worse than 1.05'' delivered in that filter, don't bother
    • plan is to do i-band tonight (2 scripts, 1/2h each)
    • start checking the seeing after ~1h into the night