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01272017 » History » Version 1

Joshua Frieman, 01/27/2017 12:35 PM

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h1. 01272017
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h2. Nightly Observing Plan for MJD 57781 (starting evening of Jan 27, 2017)
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Half night
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h3. Observers
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* Josh Frieman (Ob1, RM)
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* Sebastian Bocquet (Obs 2)
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* Ting Li
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h3. CTIO Staff
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* Manuel Hernández - Obs. Support
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* Alberto Alvarez - Operator
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* "Staff calendar":http://www.ctio.noao.edu/cgi-bin/Calcium38.pl?Op=ShowIt&CalendarName=4m_Observing_Schedule
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h3. Almanac
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<pre>
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Current local time 15:32 CLST     UT 18:32     SidTim 22:19
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Sunset     20:51 CLST  23:51 UT   SidTim   54 deg  
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Eve. -10   21:30 CLST  00:30 UT   SidTim   64 deg  Zeropoint; standards
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Eve. -14   21:51 CLST  00:51 UT   SidTim   70 deg  Begin obstac
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Eve. -18   22:13 CLST  01:13 UT   SidTim   75 deg  Last chance standards
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Midpoint   01:56 CLST  04:56 UT   SidTim  131 deg  
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Morn -18   05:39 CLST  08:39 UT   SidTim  186 deg  Begin astronomical twilight
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Morn Std   06:01 CLST  09:01 UT   SidTim  192 deg  End obstac; begin standards
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Morn -10   06:22 CLST  09:22 UT   SidTim  197 deg  
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Sunrise    07:00 CLST  10:00 UT   SidTim  207 deg  
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Moon position (deg): RA 312.7, Dec -14.9 Phase: 0.008
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</pre>
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h3. Weather Conditions
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* Clear in the afternoon, less haze than previous days.
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* "Detailed hourly forecast":http://www.yr.no/place/Chile/Coquimbo/Observatorio_Astron%C3%B3mico_Cerro_Tololo/hour_by_hour_detailed.html | "Satellite maps":http://139.229.115.231/web/world_sat.php
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h3. Observing Plan and Goals for the Night
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%{color:blue}* Standards today%. 
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<pre>
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UT Date = '2017/01/28 00:35'     Local time = 21:35
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SDSSJ0100-0000        ra 01:00:00  dec +00:00:00  secz 1.8
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SDSSJ0200-0000        ra 02:00:00  dec +00:00:00  secz 1.4
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SDSSJ0320-0000        ra 03:20:00  dec +00:00:00  secz 1.2
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</pre>
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%{color:blue}* Obstac: SN and wide field%
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%{color:blue}* Half Night standards (using calspec) use only 1 (highest airmass): grizY%
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<pre>
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UT Date = '2017/01/28 04:50'     Local time = 01:50
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E2-A                  ra 04:03:00  dec -44:41:45  secz 1.7
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</pre>
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h3. When were the last SN fields observed?
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(See https://cdcvs.fnal.gov/redmine/projects/desops/wiki/When_were_the_SN_fields_last_observed for database query.)
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<pre>
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hex_name	seqtype	last_complete
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SN-E2	short	2017-01-20 01:06:48.162738+00:00
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SN-X1	short	2017-01-20 01:27:35.887735+00:00
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SN-X3	long_r	2017-01-20 01:46:55.771464+00:00
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SN-X3	long_g	2017-01-25 00:55:40.621331+00:00
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SN-S2	short	2017-01-25 01:09:01.663537+00:00
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SN-S1	short	2017-01-25 01:28:23.589929+00:00
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SN-C3	long_z	2017-01-25 01:49:06.611492+00:00
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SN-C2	short	2017-01-25 02:56:16.703510+00:00
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SN-C3	long_r	2017-01-25 03:15:30.498296+00:00
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SN-X3	long_z	2017-01-26 00:55:51.528351+00:00
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SN-C3	long_i	2017-01-26 02:04:26.628135+00:00
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SN-C3	long_g	2017-01-26 02:55:50.457207+00:00
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SN-C1	short	2017-01-26 03:25:41.054570+00:00
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SN-E1	short	2017-01-27 00:53:18.591071+00:00
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SN-X2	short	2017-01-27 01:14:13.977544+00:00
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SN-X3	long_i	2017-01-27 01:33:32.157988+00:00
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</pre>
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h3. Notes from 4pm meeting
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to be added