Main page‎ > ‎Observing Runs‎ > ‎Night Reports‎ > ‎

Night Report 2019-08-07

Observers:
Philip Wiseman, Charlotte Angus,

Support Team: 
 Lizi Swann, Chris Frohmaier

TAT: 
Janet Chen, Cristina BarbarinoRegis Cartier

Calibrations:
EFOSC2: Evening: Arcs, bias

Weather:
Sunset: 22:21 UT, Twilight (end): 23.35 UT
Morning Twilight (start): 10.01 UT, Sunrise: 11:15 UT

Start of night: Clear, moderate wind 10-12 m/s. Seeing more disgusting than Phil's sweaty cycling kit - started 1.2, increasing quickly to 1.6.
Middle of night: Heavy cloud. 

Comments:

Dome closed due to cloud 02:38 UT. 

Allowed to reopen 08:20UT but issues with EFOSC rotator. Switch to SOFI

Observations:

EFOSC2
 UT Target Type Setup Airmass Seeing Exp time Notes
 23:25 SN2019cxt Follow-up
 gr13 slit1.0 1.3 1.3" - + Image analysis. Seeing too high and can't locate target in  acquisition. Aborted, will try again tomorrow!
 23:39 SN2019gfm Follow-up gr13slit1.0 1.7
 1.9
 1.3"
 1.8" (aborted)
 1x2700sAttempted 2nd OB but no longer able to see target in 75s acquisition image. Will try again tomorrow!
 00:50 SN2018evt Follow-up gr13slit1.0 1.6 1.6" 1x2700s Note - we screwed up and named the object "SN2019evt" in the OB - sorry!
 01:42 AT2019mhb Classification gr13slit1.5 1.7 2.0" 1500sSome thin clouds half way through the observation! Noooo! 
Wind just under the limit too
Lost guide star - observation aborted
 02:06     AT2019mvi Classification gr13slit1.0 1.1 1.8" 1500sMore cloud towards end of observation.
SN-ia, pre max (-6 to -8d), z=0.05


Rotator issues with EFOSC reported 08:00

SOFI 

 UT Target Type Setup Airmass Seeing Exp time Notes
 08:28 SN2019esa Follow-upJHK_J_16_0__17_5__on_off.obx 2.2 1.6"  + focussing
Comments