I wanted to get the depth curves for the lakes in Haldenvassdraget (Halden rivers/lakes) into geojson format.

Using Arrow in Ktor for controlled error handling. Sealed interfaces for error types, Raise for propagation, and extension functions for HTTP responses.

Messier 51 / NGC 5194 / Arp 85, a galaxy in Canes Venatici.

Arp 317, a group of galaxies in Leo.

Messier 81 / NGC 3031, a spiral galaxy in Ursa Major.

I finally got the allsky camera up and running

Messier 106 / NGC 4258, a galaxy in Canes Venatici.

NGC 2403 / Caldwell 7, a galaxy in Camelopardalis.

Messier 1 / NGC 1952 / Sh2-244, a supernova remnant in Taurus.

NGC 6992 / Caldwell 33, a supernova remnant in Cygnus.

NGC 6960 / Caldwell 34, a supernova remnant in Cygnus.

Updating the ESP32 platform in PlatformIO to later than 1.40501 gave an error about missing intelhex.