0902015¶
Nightly Observing Plan for MJD 57268 (starting evening of Sep 2, 2015)¶
DES has the second half of the night. Switchover occurs at the midpoint of the night.
Observers¶
- Ross Cawthon (observer 2, run manager)
- James Lasker (observer 1)
CTIO Staff¶
- Hernan Tirado - Obs. Support
- Alberto Alvarez - operator
- David James - Scientific Support (first half of the night)
- Staff calendar
Almanac¶
mjd 57268, date 20150902, Site CTIO, UT-offset 3 hr Current local time 15:46 CLST UT 18:46 SidTim 12:50 Sunset 19:35 CLST 22:35 UT SidTim 250 deg Eve. -10 20:10 CLST 23:10 UT SidTim 258 deg Zeropoint; standards Eve. -14 20:29 CLST 23:29 UT SidTim 263 deg Begin obstac Eve. -18 20:47 CLST 23:47 UT SidTim 268 deg Last chance standards Moonrise 00:02 CLST 03:02 UT SidTim 316 deg Midpoint 01:42 CLST 04:42 UT SidTim 342 deg Morn -18 06:37 CLST 09:37 UT SidTim 55 deg Begin astronomical twilight Morn Std 06:54 CLST 09:54 UT SidTim 60 deg End obstac; begin standards Morn -10 07:14 CLST 10:14 UT SidTim 64 deg Sunrise 07:49 CLST 10:49 UT SidTim 73 deg Moon position (deg): RA 41.2, Dec 12.7 Phase: 0.685
Weather Conditions¶
- Clear skies expected. Moon will be up again.
- Detailed hourly forecast | Satelite maps
Observing Plan and Goals for the Night¶
- Handover from community team at 01:42am local time
- midnight standards [grizY ordered scripts]
UT Date = '2015/09/03 04:42' Local time = 01:42 SDSSJ0200-0000 ra 02:00:00 dec +00:00:00 secz 1.7 Moon separation=14 degrees SKIP SDSSJ0100-0000 ra 01:00:00 dec +00:00:00 secz 1.4 Moon separation=25 degrees SKIP SDSSJ2300-0000 ra 23:00:00 dec +00:00:00 secz 1.2 Moon separation=53 degrees Add in: C26202/HST ra 03:32:30 dec -27:46:05 secz 1.9 moon separation=43 degrees Plan is for the 2 stars above at mid-night. Away from moon and high/low airmass. Same 2 stars David James used last night.
- Obstac until standards (clear), 6:54am
- morning standards (if clear) [grizY ordered scripts]
UT Date = '2015/09/03 09:54' Local time = 06:54 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
Useful links¶
Nightsum | CTIO Night Report | DECam Logbook
Tololo Environmental Web Page | Detailed hourly forecast | Satelite maps
Notes from the 4PM Meeting¶
DESDM & DQ
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No SN yesterday. Performed Fetch and Load today to update ObsTac on bad images from last few nights.
Other Notes¶
- When were the SN fields last observered?
hex_name seqtype last_complete SN-C3 long_g 2015-08-21 07:59:35.199632+00:00 SN-X1 short 2015-08-23 06:05:35.830077+00:00 SN-X3 long_g 2015-08-23 07:44:44.665076+00:00 SN-X3 long_r 2015-08-23 07:57:53.560026+00:00 SN-S1 short 2015-08-24 08:35:30.958022+00:00 SN-E1 short 2015-08-31 05:01:30.515175+00:00 SN-E2 short 2015-08-31 05:21:00.892304+00:00 SN-X3 long_z 2015-08-31 05:43:50.081968+00:00 SN-S2 short 2015-08-31 06:51:57.908507+00:00 SN-C3 long_z 2015-08-31 07:12:40.316236+00:00 SN-C3 long_r 2015-08-31 08:19:57.652367+00:00 SN-C1 short 2015-08-31 08:43:03.912035+00:00 SN-X2 short 2015-08-31 09:03:41.268213+00:00 SN-X3 long_i 2015-08-31 09:23:20.835355+00:00 SN-C3 long_i 2015-09-01 05:55:06.552767+00:00 SN-C2 short 2015-09-01 06:29:10.391479+00:00