Comet 3I/Atlas 2025 (C/2025 N1)I finally got a picture. It has a round core and a short tail. It looks like a horseshoe crab.It's not as blue as I expected anymore. A photo taken by someone on the same day was also a similar cyan color.I hope they can fin ...
カテゴリ： Comet
(2000mm) C/2025 K1 (ATLAS)
C/2025 K1 (ATLAS) The sky was humid, but I wanted to record it while I could still distinguish the fission nuclei.I wonder if I can tell there are at least three nuclei?湿っぽい空だっが分裂核が判別できるうちに記録しておきたかった。ぎりぎり3個までは核の存 ...
(2000mm) Nucleus Shape Of Comet C/2025 R2 (SWAN)
Nucleus Shape Of Comet C/2025 R2 (SWAN)"If you're photographing Swan at this time with a 2000mm focal length, wouldn't it be better to excavate the nucleu?" I received this advice from Niigata astronomer Professor Watanabe, so I redid all of the data I sh ...
(2000mm) Comet C/2025 R2 (SWAN)
Comet C/2025 R2 (SWAN)I somehow managed to see First Light of the new season.I waited two nights at the Saraburi observatory, hoping to take photos with a wide lens, but clouds got in the way and my wish was dashed. As soon as I returned to Pattaya, the s ...
(2000mm) Comet C/2023 A3 Tsuchinshan-ATLAS (C/2023 A3)
Comet C/2023 A3 Tsuchinshan-ATLAS (C/2023 A3)I processed the stack of comet base points using Mad-Rejection, but a lot of star trails remained, so I thought about discarding it, but decided to keep it as a memento.彗星基点のスタックでMad-Rejectionで処理 ...
(2000mm) The Tail Shape of Comet C/2023 A3 Tsuchinshan-ATLAS (C/2023 A3の尾の様子)
The Tail Shape of Comet C/2023 A3 Tsuchinshan-ATLAS (C/2023 A3の尾の様子)I wanted to see it in RGB, but unfortunately clouds appeared when I was halfway through shooting.If I include stars in the photo, I can't take another photo the next day, and even ...
(540mm) Comet C/2022 E3 (ZTF) With Tail (彗星C/2022 E3 (ZTF)) C/2022 E3 (ZTF)
Comet C/2022 E3 (ZTF) With Tail (彗星C/2022 E3 (ZTF)) C/2022 E3 (ZTF)The image of the comet taken yesterday on the 5th was only coma and dust, but today I was able to capture a little of Ion Tail, although it was very faint. But it's not cool at all. A ...
(540mm)Comet C/2022 E3 (ZTF) (彗星C/2022 E3 (ZTF)) C/2022 E3 (ZTF)
Comet C/2022 E3 (ZTF) (彗星C/2022 E3 (ZTF)) C/2022 E3 (ZTF)This comet came to a position where I could see it from my backyard at midnight on February 3, 2023, but it was cloudy for two days and I gave up. Last night there were some thin clouds in the up ...
(300mm) Comet C/2017 K2 PANSTARRS(彗星) Wide view
Comet C/2017 K2 PANSTARRS(彗星) Wide viewJust wanna see tail of cometI tried to process Stack at the nuclear point and Median for the stars.彗星の尾が見たくて撮影してみた。核起点でStack,星はMedianで処理してみた。Place: Backyard East Pattaya (Bortle Class ...
(2000mm) Comet C/2017 K2 PANSTARRS (彗星 C/2017 K2) C/2017 K2
Comet C/2017 K2 PANSTARRS (彗星 C/2017 K2) C/2017 K2Last shot of this season今シーズンのLastショットIt was the first comet photograph in my life that I managed to take 17 minutes for the first time in 22 days since June 4th.I aimed for an exposure time ...
