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Old 10-02-2023, 10:30 PM
Maurice's Avatar
Maurice
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Some morning Sun on the 10th Feb

Hi all

Some SHG morning sun Ha images attached & via link below.

I've also attached a dopplergram from one scan taken at 2310UT.

This was generated by creating two different images from the same scan by shifting the wavelength used by 0.4A either side of the Ha line.

In the image the red shifted data is moving away from us (but is shown as being blue in colour), and the blue shifted data (shown in red) is moving towards us.

I've also attached a negative version of the Ha image.

Links below:

Ha: https://flic.kr/p/2ogc8Cr
Ha inverted: https://flic.kr/p/2ogc8BV
Doppler: https://flic.kr/p/2ogajVy

Cheers
Maurice
Attached Thumbnails
Click for full-size image (100223_am_Ha_small_lowres.jpg)
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Click for full-size image (100223_am_Ha_small_inverse_lowres.jpg)
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Click for full-size image (100223_am_Ha_small_doppler_2310UT_lowres.jpg)
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  #2  
Old 10-02-2023, 10:33 PM
Averton (P and C)
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Quote:
Originally Posted by Maurice View Post
Hi all

Some SHG morning sun Ha images attached & via link below.

I've also attached a dopplergram from one scan taken at 2310UT.

This was generated by creating two different images from the same scan by shifting the wavelength used by 0.4A either side of the Ha line.

In the image the red shifted data is moving away from us (but is shown as being blue in colour), and the blue shifted data (shown in red) is moving towards us.

I've also attached a negative version of the Ha image.

Links below:

Ha: https://flic.kr/p/2ogc8Cr
Ha inverted: https://flic.kr/p/2ogc8BV
Doppler: https://flic.kr/p/2ogajVy

Cheers
Maurice
These are amazing images from an SHG Maurice.
Well done
The doppler shifted image is an interesting option.
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  #3  
Old 10-02-2023, 11:22 PM
Saturnine (Jeff)
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They are awesome images, most impressive amount of detail of The ARs' , filaments , proms etc.
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  #4  
Old 11-02-2023, 08:23 AM
John W (John Wilkinson)
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Thanks Maurice - I really like the first image, the third has a bit too much going on. Still interesting however. Cheers John W.
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  #5  
Old 15-02-2023, 05:19 PM
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Maurice
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Quote:
Originally Posted by Averton View Post
These are amazing images from an SHG Maurice.
Well done
The doppler shifted image is an interesting option.
Thanks Peter & Clare

Quote:
Originally Posted by Saturnine View Post
They are awesome images, most impressive amount of detail of The ARs' , filaments , proms etc.
Thank you Jeff

Quote:
Originally Posted by John W View Post
Thanks Maurice - I really like the first image, the third has a bit too much going on. Still interesting however. Cheers John W.
Thanks John.
Yes, the dopplergram does look very busy.
Cheers
Maurice
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