#jezeromarginunit
Live, measured metrics for the hashtag #jezeromarginunit from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
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Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-08-01 08:09 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-08-01 08:09 UTCNo related tags with measured usage found for #jezeromarginunit.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-08-01 08:09 UTCEverything below is measured over the latest 8 public posts (spanning ~5150 hours).
Posting hours (UTC)
Languages: English (8)
Avg boosts / post: 2.4
Top of the latest posts
There's also a reference to a new paper on the margin unit, with an excellent sketch of its proposed formation and alteration. Williford et al : "Carbonated ultramafic igneous rocks in Jezero crater" https://www.science.org/doi/10.1126/scie
@65dBnoise let the record show 😉 this stuff is interpreted as xenoliths in Williford et al: https://www.science.org/doi/10.1126/science.adu8264 Fig S4, mentioned 1+2x times in the paper: "N Margin outcrops close to this contact are similar
From Dec 2025: dehydration experiment on a Bright Angel abrasion. They mention that it should be repeated with "wetter" minerals since the chosen BA formation has lower hydration than the delta front or #JezeroMarginUnit and more similar to
#jezeromarginunit across platforms
every network with a public tag surfaceFollow #jezeromarginunit straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/jezeromarginunit