09022017¶
Nightly Observing Plan for MJD 57999 (starting evening of Sept 2, 2017)¶
DES has the entire night for observing
Observers¶
- Jessie Muir (observer 2/Run manager)
- William Wester (observer 1)
CTIO Staff¶
- Hernán Tirado - Obs. Support
- Claudio Aguilera - operator
- Staff calendar
Almanac¶
mjd 57999, date 20170902, Site CTIO, UT-offset 3 hr Current local time 15:19 CLST UT 18:19 SidTim 12:25 Sunset 19:35 CLST 22:35 UT SidTim 250 deg Eve. -10 20:10 CLST 23:10 UT SidTim 259 deg Zeropoint; standards Eve. -14 20:29 CLST 23:29 UT SidTim 264 deg Begin obstac Eve. -18 20:47 CLST 23:47 UT SidTim 268 deg Last chance standards Midpoint 01:42 CLST 04:42 UT SidTim 342 deg Moonset 06:07 CLST 09:07 UT SidTim 48 deg Morn -18 06:37 CLST 09:37 UT SidTim 56 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 65 deg Sunrise 07:49 CLST 10:49 UT SidTim 74 deg Moon position (deg): RA 305.8, Dec -17.2 Phase: 0.789
Weather Conditions¶
- Weather looks clear with a full moon.
- Detailed hourly forecast | Satellite maps
Observing Plan and Goals for the Night¶
- Flat sequence. Nightly turn-on Vsub flush, bias, pointing.
- ToO observations under 2017B-0110 to start at -12 deg twilight until the script of exposures stops near telescope secz limits.
- no evening standards ... it could be these
UT Date = '2017/09/02 23:10' Local time = 20:10 SDSSJ1442-0005 ra 14:42:00 dec -00:05:00 secz 1.5 E6-A ra 14:45:33 dec -45:15:34 secz 1.2
- ObsTac configured to help SN but realize our rising footprint is into a substantial moon
- Morning standards (if clear) [ugrizY ordered scripts]:
UT Date = '2017/09/03 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 | Satellite maps
Notes from 4PM Meeting¶
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