Wonderful pick, Steve. And I enjoyed reading what you were able to piece together about its discover(s).
While not as bright as Akarsh's Local Group pick from a few weeks back, this one is still...
I should probably have mentioned that 1° due west of PegDIG is the galaxy cluster Abell (AGC) 2593 with cD member NGC 7649. Most of the other galaxies are very small and fairly dim (V = 15.0-15.6),...
I had an entry with my old 16-inch.
I wrote: very sensitive to exit pupil - not visible with low power searching eyepiece and disappearing from 180x up, best magnification around 100x-129x...
I got an old observation and sketch with my 16-inch under very good skies in the High Alps back in 2005. I definitely had to revisit it with larger aperture.
sketch: 16", 360x, NELM 7m0+
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This glow was a pleasant surprise, the one time I observed it in the night of 30 September 2021 in the French Alps (session / blog).
Truth be told, I doubted it could glimpse it at all in my 14"...
Seen twice with a 22". 337x "Star hopped from NGC-7653.Used Millenium and printout after that. Definite hazy glow next to 2 field stars. Worth a re-look."
Two years later same telescope, same...