相互作用銀河、 ARP 269、CVn、距離25Mly.
2026/5/16 22:18 – 5/18 1:12, Hyogo pref. south. AM5 + C8 (F7.1 with Starizona Corrector) + ASI1600MM-cool, guided by OAG ASI120MM, controlled by ASI air Plus. NIR-RGB image, NIR with IR 640 PRO for 77 x 5min = 6h25m, RGB with Baader color filters for 8subs x 5min x 3ch = 2h, total exp. 8h25m. BXT & Denoise AI applied. FWHM=2.7″
