NGC 5981 NGC 5982 NGC 5985 Dragon Triplet

Sunday, Oct 5, 2025

NGC 5981 NGC 5982 NGC 5985 Dragon Triplet

By Ciavaglia Francesco

NGC 5981, NGC 5982, and NGC 5985 are located in the constellation Draco. The three galaxies are hundreds of millions of light-years from Earth. At the top is NGC 5981, a spiral galaxy seen almost perfectly edge-on, located about 120-130 million light-years from Earth. At the center of the image is NGC 5982, an elliptical galaxy located about 120-130 million light-years from us. Finally, NGC 5985, a spiral galaxy, is about 140 million light-years from Earth. The following equipment was used: Telescope: GSO RC14 F8 CMOS Camera: Player One Poseidon-M PRO Mount: IOptron CEM120EC Telescope Guider: PLAYER ONE FHD-OAG MAX Lodestar X2 AO Software: Voyager - PixInsight Light: L 83x300 BIN 2x2 - R 16x300 BIN 2x2 - G 16x300 BIN 2x2 - B 16x300 BIN 2x2 - 11 Dark 11 Flat 11 Bias Filters: Optolong L 50.8 – Optolong R 50.8 – Optolong G 50.8 – Optolong B 50.8 – Optolong HA 3NM 50.8 – Optolong OIII 3NM 50.8 – Optolong SII 3NM 50.8 Accessories: Pegasus Astro Ultimate Powerbox · Pegasus Astro FocusCube V2 Electronic Focuser Date: 26-06-2025 27-06-2025 28-06-2025 Shooting Location: Gualdo Tadino (PG), Italy Moon: 2%, 7%, 14%

Player One Poseidon M PRO

Optolong L 50.8 – Optolong R 50.8 – Optolong G 50.8 – Optolong B 50.8 – Optolong HA 3NM 50.8 – Optolong OIII 3NM 50.8 – Optolong SII 3NM 50.8

IOptron CEM 120EC

GSO RC14 F8

Voyager - PixInsight