01272018¶
First-half night for DES
Observers¶
to get the names, check the shift table
- Alfredo Zenteno (Observer1)
- David Gerdes (Observer2/Run Manager)
CTIO Staff¶
To get the names, check the "staff calendar":* Staff calendar
- Manuel Hernandez - Obs. Support
- Jaqueline Seron - Operator
Almanac¶
forgotten how to do this? Use ephem with kentools
mjd 58146, date 20180127, Site CTIO, UT-offset 3 hr Current local time 11:19 CLST UT 14:19 SidTim 18:05 Event Local-Time Greenwich Sidereal-Time Sunset 20:52 CLST 23:52 UT 03:37 54 deg Eve. -10 21:30 CLST 00:30 UT 04:16 64 deg Zeropoint; standards Eve. -14 21:51 CLST 00:51 UT 04:37 69 deg Begin obstac Eve. -18 22:14 CLST 01:14 UT 04:59 75 deg Last chance standards Midpoint 01:56 CLST 04:56 UT 08:42 130 deg Moonset 03:54 CLST 06:54 UT 10:40 160 deg Morn -18 05:38 CLST 08:38 UT 12:24 186 deg Begin astronomical twilight Morn -14 06:00 CLST 09:00 UT 12:46 192 deg End obstac; begin standards Morn -10 06:22 CLST 09:22 UT 13:07 197 deg Sunrise 07:00 CLST 10:00 UT 13:46 206 deg Moon position (deg): RA 80.2, Dec 19.6 Phase: 0.709
Weather Conditions¶
- at lunch: Scattered light clouds
- Forecast is to be clear
- clouds: 0% expected
- humidity: ~50% expected
- temp: ~14°C expected
- wind: light winds expected
Observing Plan and Goals for the Night¶
- First half DES, second half non-DES
- Evening standards (Yzirg)
- Obstac: C3r on seeing trigger. Wide survey (expect lots of Y,z-band)
- Middle-of-night standards, then handover to community observer at 1:56 local time.
forgotten how to do this? Use standards with kentools
- 3 Evening standards
Yzirg
UT Date = '2018/01/27 00:30' Local time = 21:30 SDSSJ0100-0000 ra 01:00:00 dec +00:00:00 secz 1.8 SDSSJ0200-0000 ra 02:00:00 dec +00:00:00 secz 1.4 SDSSJ0320-0000 ra 03:20:00 dec +00:00:00 secz 1.2
- 1 midpoint standard
grizY
UT Date = '2018/01/27 04:50' Local time = 01:50 SDSSJ1048-0000 ra 10:48:00 dec +00:00:00 secz 1.4 prompt>
When were the last SN fields observed?¶
forgotten how to do this? Instructions here
hex_name seqtype last_complete SN-E1 short 2018-01-15 01:08:05.835460+00:00 SN-X3 long_g 2018-01-15 02:17:19.554010+00:00 SN-E2 short 2018-01-16 00:59:34.787393+00:00 SN-S2 short 2018-01-16 02:08:01.691914+00:00 SN-X3 long_z 2018-01-17 00:57:02.927041+00:00 SN-X1 short 2018-01-18 00:58:11.372821+00:00 SN-X2 short 2018-01-18 01:17:35.251354+00:00 SN-X3 long_r 2018-01-18 01:37:02.154892+00:00 SN-S1 short 2018-01-19 00:58:20.251346+00:00 SN-C3 long_r 2018-01-23 01:26:21.235896+00:00 SN-C3 long_i 2018-01-24 01:09:41.315445+00:00 SN-C3 long_g 2018-01-25 01:45:39.472472+00:00 SN-C1 short 2018-01-25 01:58:42.486085+00:00 SN-C2 short 2018-01-25 02:18:10.917778+00:00 SN-X3 long_i 2018-01-26 01:05:03.972779+00:00 SN-C3 long_z 2018-01-27 01:18:32.189609+00:00
Useful links¶
Nightsum | CTIO Night Report | DECam Logbook
Tololo Environmental Web Page | Detailed hourly forecast | Satellite maps