Night report 2026-06-10

Night report 2025/06/10

Observers: Melzie Ghendrih (Lancaster University), CG Touchard-Paxton (Trinity College Dublin) and Ed Charleton (University of Southampton)

Support: Matt Quilt, Peter Clark and Phil Wiseman (University of Southampton)

TAT: Amar Aryan (NCU), Francesca Onori (INAF), Sara Faris (Tel Aviv)

Beginning:  05:28UT | Humidity: 32.4% | Wind speed: 7.3m/s | Seeing: 1.2

End: 10:06UT | Humidity: 23.8% | Wind speed: 9.6m/s | Seeing: 1.6

Afternoon Calibrations:

• Darks, arcs and dome flats done in the afternoon

Notes:

• Started late because of heavy cloud coverage

• 06:00 UT: paused observations to other observer (10% of night)

• 08:45 UT: refocusing telescope

• 08:55 UT: seeing visibly increasing and consistently over 1.5, so switching to slit 1.5 (with peaks at 2 in the monitor)