AR 4274 - Sun in H-Alpha
Photo description / processing
Active Region 4274 head towards earth at 9th November 2025, caused strong geomagnetic storm (around G4). Captured at Imahnoong Backyard Observatory and Planetarium, Lembang, West Java, Indonesia.
Technical information
- Telescope/Lens
- Lunt LS50THa
- Camera
- ZWO ASI178MM
- Mount
- iOptron CEM60
- Accessories
- Lunt B400 Blocking Filter, Lunt B600 Blocking Filter
- Software
- SharpCap, AutoStakkert!, ImPPG, Adobe Lightroom
- Location
- Bandung, Indonesia
- Date taken
Exposure
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