Whirlpool Galaxy (M51) - 300s masterlight crop

- Catalog: M51
- Date: 2025-10-22
- Center: RA 202.4718°, Dec 47.1936°
- FOV: 0.6587°
- Rotation: -87.21° (PA of +Y axis)
Interacting spiral galaxy in Canes Venatici; classic grand-design target with faint tidal tails.