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#halpha — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #halpha, aggregated by home.social.

  1. The entire solar disk imaged in 3 wavelengths: O-III, Ca-K and H-Alpha.
    All the 3 images are the result of a stitching process.
    To see the full res, colorized, annotated images and technical details, follow the link .

    localvoid.net/2025/05/18/sun-f

    #astronomy #astrophotography #sun #halpha #oiii #cak #space

  2. Following the O-III and Ca-K images of the Sun, a series of images in H-Alpha light on the first day of the past winter session.

    localvoid.net/2025/03/29/the-s

    #sun #halpha #prominence #sunspot

  3. H-alpha image of the sun from Friday. Caught the large prominence on the east limb.

    #sun #solar #astrophotography #halpha #prominence

  4. The Sun in H-Alpha light (656.23 nm), 22 august 2024. Prominences.

    A couple of images I did manage to save from a session during a quite bad morning for imaging the Sun, due the poor seeing and the sky transparency. I did like the results, though.
    Details and links to the better quality images in the alt text.

    #astronomy #astrophotography #sun #halpha #prominence #chromosphere

  5. Jetzt noch mal die Sonne mit Smartphonehalter am Coronado PST mit X-Flare und fetter Protuberanz. Zur Skala: Sonnendurchmesser = 109 Erddurchmesser.

    #Sonne #Halpha #Astronomie #XFlare #Flare