09122014¶
Nightly Observing Plan for MJD 56913 (starting evening of Sept 12, 2014)¶
Observers¶
- Elmer Fidel Luque Canaza
- Basilio Santiago
- Andres A. Plazas
CTIO staff¶
- Manuel Hernandez
- Alberto Alvarez
Almanac [via kenttools>ephem]¶
mjd 56913, date 20140912, Site CTIO, UT-offset 3 hr
Current local time 15:41 CLST UT 18:41 SidTim 13:25
Sunset 19:40 CLST 22:40 UT SidTim 261 deg
Eve. -10 20:15 CLST 23:15 UT SidTim 270 deg Zeropoint; standards
Eve. -14 20:34 CLST 23:34 UT SidTim 274 deg Begin obstac
Eve. -18 20:53 CLST 23:53 UT SidTim 279 deg Last chance standards
Moonrise 23:41 CLST 02:41 UT SidTim 321 deg
Midpoint 01:39 CLST 04:39 UT SidTim 351 deg
Morn -18 06:25 CLST 09:25 UT SidTim 62 deg Begin astronomical twilight
Morn Std 06:42 CLST 09:42 UT SidTim 67 deg End obstac; begin standards
Morn -10 07:02 CLST 10:02 UT SidTim 72 deg
Sunrise 07:37 CLST 10:37 UT SidTim 80 deg
Moon position (deg): RA 44.6, Dec 14.9 Phase: 0.716
Weather Conditions¶
Low clouds overhead (4:50 pm CTIO time). High wind speed (about 20 mph) at the beginning of the night.
Observing Plan and Goals for the Night¶
If cloudy, we will do DECal calibrations (D. James).
- Afternoon calibrations (started already)
- (if not cloudy) Standards
- (If not cloudy) ObsTac: wide dark survey (g,r), SN fields, wide survey (z, Y). Similar as yesterday.
- End of night calibrations