Night report 2021-07-30

Observers: Sara Muñoz, María Delgado, Raúl González, Lluís Galbany

Support: Ben Gompertz, Evan Ridley, Matt Nicholl

TAT:  Claudia Gutiérrez, Nancy Elias-Rosa, Phil Wiseman

EFOSC Calibrations:

Bias+flats evening

SOFI Calibrations:

jhkm flats

Weather:

Start: humidity ~12.2%, wind ~6.6m/s, seeing ~1.5"

Middle: humidity ~17.1%, wind ~8.7m/s, seeing ~1.40"

End: humidity ~19%, wind ~5.1m/s, seeing ~1.02"

Comments (times in UT):

00:24: SN2021een follow up aborted due the quick saturation of the CCD, since the stars of the field were too bright.

9:50: EFOSC2 chatter malfunction. Couldn't observe standards and measure skyflats at morning.