Spectroheliograms from 20-03-2023

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rsfoto
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Spectroheliograms from 20-03-2023

Post by rsfoto »

Hi,

Again some practicing SHG imaging and this time 5 different lines

H-alpha, Ca K 3933Å, Mg T 5172.7Å, H-beta and Na 5895Å

Magically the line from yesterday just disappeared ... :?:

Thanks for looking :bow2

H=alpha and a nice tree protuberance
Image


Image


H-beta but no protuberance visible
Image


Na 5895Å
Image


Mg Triplet middle line
Image


Ca 3933Å and the tree protuberance nicey visible
Image


Image
Last edited by rsfoto on Wed Mar 22, 2023 3:01 pm, edited 1 time in total.


regards Rainer

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Re: Spectroheliograms from 20-03-2023

Post by Montana »

You are becoming a Pro Rainer :bow :hamster:

Wow!! look at that long filament base!!!! it goes nearly all the way across. It is much more complete in CaK compared to Halpha :hamster:

Alexandra


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