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02182017 » History » Version 5

Antonella Palmese, 02/18/2017 01:11 PM

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h1. 02182017
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h2. Nightly Observing Plan for MJD 57801  (starting evening of Feb 18, 2017)
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1st Half night
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h3. Observers
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* Antonella Palmese (Obs 2, RM)
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* Marcelle Soares-Santos  (Obs 1)
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h3. CTIO Staff
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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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mjd 57803, date 20170218, Site CTIO, UT-offset 3 hr
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Current local time 15:02 CLST     UT 18:02     SidTim 23:15
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Sunset     20:34 CLST  23:34 UT   SidTim   72 deg  
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Eve. -10   21:11 CLST  00:11 UT   SidTim   81 deg  Zeropoint; standards
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Eve. -14   21:31 CLST  00:31 UT   SidTim   86 deg  Begin obstac
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Eve. -18   21:51 CLST  00:51 UT   SidTim   91 deg  Last chance standards
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Moonrise   01:23 CLST  04:23 UT   SidTim  144 deg  
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Midpoint   01:57 CLST  04:57 UT   SidTim  152 deg  
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Morn -18   06:03 CLST  09:03 UT   SidTim  214 deg  Begin astronomical twilight
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Morn Std   06:23 CLST  09:23 UT   SidTim  219 deg  End obstac; begin standards
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Morn -10   06:43 CLST  09:43 UT   SidTim  224 deg  
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Sunrise    07:19 CLST  10:19 UT   SidTim  233 deg  
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Moon position (deg): RA 244.8, Dec -15.5 Phase: 0.505
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</pre>
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h3. Weather Conditions
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* Clear. No wind.
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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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* "CTIO Weather Resources":http://www.ctio.noao.edu/noao/node/29
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h3. Observing Plan and Goals for the Night
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%{color:blue}* Evening Standards: Yzirg%. 
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<pre>
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UT Date = '2017/02/19 00:11'     Local time = 21:11
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SDSSJ0200-0000        ra 02:00:00  dec +00:00:00  secz 1.8
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WD0308-565_CCD_35     ra 03:09:48  dec -56:18:49  secz 1.2
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C26202/HST            ra 03:32:30  dec -27:46:05  secz 1.1
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</pre>
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%{color:blue}* Nightly Defocus:% None
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%{color:blue}* Sciene Observations:%
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* Start running obstac as usual
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* try cosmos field observations if conditions permit: run u-band scripts (from about midnight local time)
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* run the last 3 exposures from the 1st g-band script, that had high sky brightness
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%{color:blue}* Midpoint standard (using calspec) use only 1 (highest airmass): grizY%
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<pre>
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UT Date = '2017/02/19 01:52'     Local time = 22:52
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SDSSJ0320-0000        ra 03:20:00  dec +00:00:00  secz 2.1
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SDSSJ0958-0010        ra 09:58:00  dec -00:10:00  secz 1.6
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MaxVis                ra 06:30:00  dec -58:45:00  secz 1.1
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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-X3    long_z    2017-01-26 00:55:51.528351+00:00
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SN-E1    short    2017-01-27 00:53:18.591071+00:00
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SN-E2    short    2017-01-28 00:53:06.852121+00:00
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SN-X1    short    2017-01-28 01:14:15.665466+00:00
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SN-X3    long_r    2017-01-28 01:33:29.425048+00:00
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SN-X3    long_g    2017-01-29 01:04:14.492806+00:00
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SN-S2    short    2017-01-29 01:17:20.589302+00:00
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SN-S1    short    2017-01-29 01:36:41.706064+00:00
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SN-X2    short    2017-02-05 01:07:52.108646+00:00
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SN-C3    long_z    2017-02-05 01:56:37.995348+00:00
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SN-X3    long_i    2017-02-07 00:48:18.651625+00:00
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SN-C3    long_i    2017-02-07 01:36:25.184363+00:00
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SN-C3    long_r    2017-02-16 01:26:55.700243+00:00
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SN-C1    short    2017-02-16 01:49:47.191794+00:00
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SN-C3    long_g    2017-02-16 02:09:00.834834+00:00
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SN-C2    short    2017-02-16 02:21:52.420017+00:00
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</pre>
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h3. Notes from 4pm meeting