Comet C/2025 A6 (Lemmon)
Taken by Odd Trondal on October 28, 2025 @
Norway
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Details:
Now it looks like a typical comet. The egg structure which was visible in the images from October 15 & 18 is gone. By obscuring the bright nucleus,
the inner shape of the head is revealed.
Sun distance (au): 0,71 Perihel 8. November 2025 Sun distance (au): 0,53
Time: 18:10UT 2025-10-17 100 x 5sec.
Telescope 0.254m f/5.8 ST-10XME CCD -30°C 0.95"/pix
Time: 18:30UT 2025-10-28 13 x 12sec.
Telescope 0.254m f/5.8 ST-10XME CCD -30°C 0.95"/pix
Odd Trondal Obs.code 238 (Uranium). Oslo Norway.
Software used:TheSky6,CCDSoft 5, MSB Astroart 2.0, 8.0, Paint
Spectrum... Ivar Hamberg on October 12, 2025 @ Stockholm, Sweden
Light Curve. Bum-Suk Yeom on October 17, 2025 @ Iksan, South Korea
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Older images
Photographer's website:
https://www.flickr.com/photos/odd_trondal/
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