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AR 4274 - Sun in H-Alpha

 Posted: Apr 17th, 2026
Technical Info
Telescope/Lens: Lunt 50 мм (LS50THa/B400)
Camera: ZWO ASI178MM
Mount: iOptron CEM60
Software: Sharpcap, Autostakkert, ImPPG, Adobe Lightroom
Accessories: B600 Blocking Filter
 Bandung, Indonesia
 Nov 9th, 2025
9
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Resolution: 510x637 px
Scale: 327 KB
Raihan Mohammad
9

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. 

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