Astrodon 3nm HA/SII/OIII filters (42h15m)
Baader RGB filters for the stars (13h30m
This is the Melotte 15 in the centre of the Heart Nebula, captured from a terrace in the very centre of Lyon, France. Despite serious light polution, it is possible to enjoy astrophotography from a white zone city centre.
The integration time is over 55 hours though… so taken over several nights.