Optik / Mount: 12 ″ ACF 2,7 m AP-Reduzer Alt-5 Kamera / Filter: ZWO ASI 6200 MM Pro Mono, Astrodon L, RGB ca. 4 hours Date 8. Mai 2020 Messier 3 (M3 or NGC 5272) is a globular cluster of stars in the northern constellation of Canes Venatici. This cluster […]
