Night report 2026-06-04

Night report 2025/06/04

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

Support: Cordelia Dashwood Brown, Nikolaos Shiamtanis, Phil Wiseman, Peter Clark, Matt Quilt (University of Southampton)

TAT: Claudia Gutiérrez (IEEC), Shubham Srivastav (QUB), Michel Dennefel (IAP Paris)

Start: 03:36 UT | Humidity: 16.2% | Wind speed: 14.4m/s | Seeing: 2.0

End: 09:05 UT | Humidity: 18.6% | Wind speed: 13.6m/s | Seeing: 2.1

Afternoon Calibrations:

• Darks, arcs and dome flats done in the afternoon

Notes:

• The first 4 hours of the night have been allocated to a DTD

• 03:36UT: starting observations after completed DDT

• 03:45UT: issue with the telesope, solving (solved 03:50)

• 05:10UT: pointing restrictions (not NE) because of high wind in that direction

• 07:30UT: closing the dome because of heavy cloud cover

• 09:05UT: calling the night as cloud coverage has degraded