Mmastodon ScienceSpace first seen 12 h ago, last 9 h ago, peak #3
Amateur astronomer shares flawed image of Triangulum Galaxy
Original: Some doofus shot flat fields with a different filter than the data, so now he’s got mess. Enjoy this messy view of Messi
An amateur astrophotographer has shared an image of Messier 33, the Triangulum Galaxy, admitting a processing error: the calibration flat fields were shot with a different filter than the science data, leaving visible artefacts. The image shows the third-largest member of the Local Group of galaxies, alongside Andromeda and the Milky Way, and was assembled from about an hour of exposures.
Why now: People are reacting to a candid, self-deprecating post about a common astrophotography calibration mistake.
Messier 33Triangulum GalaxyAndromedaMilky Way
Rank over time, top of the chart is #1. 3 snapshots from 12 h ago to 9 h ago.
Evidence
- Some doofus shot flat fields with a different filter than the data, so now he’s got mess. Enjoy this messy view of Messier 33, the Triangulum Galaxy. This is the third large member of our local group of galaxies, alongside Andromeda and the Milky Way. An hour’s worth of 2… · cafuego@misanthrope.social · 4
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