The Sun in Ha: Sunspots, and an Arching Filament: 10/22/24 

 


The Sun in Ha


Object Data

Object type: Solar
Magnitude: -26.7
Constellation:  
Distance: 8.3 light-minutes 
   
Notes: A capture of our Sun in Ha this morning.  This is the east surface and limb showing abundant sunspot activity (AR 3862), and arching filaments and a few prominences.

Exposure Data

Date: 10/22/24
Location: Backyard Solar Observatory, Carlsbad, CA
Lense: Lunt 100THa solar scope; double stack with 18mm blocking filter.  2.5x TeleVue Powermate yielding a focal length of 1725mm.
Camera: FLIR Grasshopper video camera: 23S6M videocamera (Sony IMX 174)
Mount: Losmandy G-11
Exposure time: surface layer, 6.8 ms
Exposure time total: x 3000 frames each
Notes: Registered and combined 15% of the best 3000 frames from each layer; inverted

 

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