Rho Ophiuchi Nebula (358.8 LY) / Antares (620 LY) / M4 (7,200 LY). 40 subs @ iso1600 for 62 secs avg together with flats/bias/darks using Canon 6D + Canon 200mm fix lens on iOptron Skytracker Pro. Processing in Pixinsight & Photoshop. 28 June 2019. Bay of Islands / NZ.