Reply To: Fragmentation of comet C/2025 K1 (ATLAS)

[Robin Leadbeater]

Yes it is reportedly very carbon depleted.
https://www.astronomerstelegram.org/?read=17351
The emission lines in the red are all from NH2 and are much stronger than in that spectrum taken in August marked here in green.

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   c2025k1atlas_20251116-17_Leadbeater.png