night-report-2020-02-04

Night-report-2020-02-04

Observers: Ido Irani, Erez Zimmerman
Support Team: Rachel Bruch, Ofer Yaron
TAT: Steve Williamns, Stefan Taubenberger, Nada Ihanec

Calibrations: 
Bias,Dome flats

Weather: 
Beginning: Humidity 55%, wind speed 3.5 m/s, seeing: 1.23"
Middle: Humidity 51%, wind speed 5.7 m/s, seeing: 1.4"
End :  Humidity 55%, wind speed 9 m/s, seeing: 1.4"

Comments:
seeing and transparency were very variable during the first half of the night, with peak seeing around 2.5"

Observations:

UT Target Type Setup Seeing Exptime Notes
00:45l745aSTDg11+g13+g16 (1" +1.5")1.4"600s
01:10SN2019vrqfollowupg11+g161.4"1500s g11+ 1800s g16very variable seeing during exposure, increased g16 exposure time to compensate
 02:25 AT2020big classification g13 1.4"
 1200s 
 02:55 AT2019qiz followup g11 1.5" 1800X2 
 04:05 SN2018ibb followup riz 1.5" 200X3 per filter some serious aberration in the image.  
 04:55 LTT3864 STD g11+g13+g16 (1")1.4"  240s 
 05:15 OGLE19wcj  followup g11+g16 1.4" 2700sX2 
 06:15SN2020vg followup g13 1.1"
 1500s 
 07:00SN2019vjl followup g13 1.2" 2700s 
 07:45 SN2019edo followup g13 1.4" 2700s 
 08:37 AT2020bfw classification g13 1.5" 900s 
 09:05 SN2020oi followup g13 1.5"600s could only observe for 600s since there was a delay. 
 09:20 EG274 STD g13 (1") 1.4"  
       
       
       
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