by VictorBorun » Sat Jul 23, 2022 1:58 pm
Ann wrote: ↑Fri Jul 22, 2022 4:53 am
M74 is regarded as the perfect spiral galaxy. Not only that, but it is regarded as the quintessential spiral galaxy without a bar.
Ann
to switch between Hubble and Robert Eder's Webb, I fitted and cropped
Blue 0.435 μm, Green 0.555 μm, Red 0.656 μm narrow (H-alpha) + 0.814 μm
Blue: 3 μm + 7.7 μm, Cyan 3.35 μm, Green: 11.3 μm, Yellow 2 μm, Orange 10 μm, Red 3.6 μm + 21 μm
[quote=Ann post_id=324476 time=1658465621 user_id=129702]
M74 is regarded as the perfect spiral galaxy. Not only that, but it is regarded as the quintessential spiral galaxy without a bar.
Ann
[/quote]
to switch between Hubble and Robert Eder's Webb, I fitted and cropped
[attachment=0]M74 h.jpg[/attachment] Blue 0.435 μm, Green 0.555 μm, Red 0.656 μm narrow (H-alpha) + 0.814 μm
[attachment=1]M74 w.jpg[/attachment] Blue: 3 μm + 7.7 μm, Cyan 3.35 μm, Green: 11.3 μm, Yellow 2 μm, Orange 10 μm, Red 3.6 μm + 21 μm
[imghover=https://asterisk.apod.com/download/file.php?id=45218]https://asterisk.apod.com/download/file.php?id=45219[/imghover]