Order by: Trending (past 30 days)Date
Community photo entitled grandness by Patricio Leon on 12/01/2025 at Santiago, Chile

grandness

On 12/01/2025 10:27 am by Patricio Leon | Santiago, Chile

the huge pair AR4294-96 is already detectable with protected eye alone at the 4 o'clock limb in the morning and 12 o'clock in the afternoon (due to field rotation) as seen from 33° south; the main body of AR4294 is five Earths tall and wide without correcting fore shortening. Nevertheless the action came today from the recent newcomer AR4299 which, despite being completely overshadowed by the southern sunspots, emited an X1.9 flare as told in this section

Newt 4.5" + solar film, 1/640s ISO100

crop, B/C