#proba3
Live, measured metrics for the hashtag #proba3 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #proba3
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Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 13:35 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 2026-07-27 13:35 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 13:35 UTCEverything below is measured over the latest 40 public posts (spanning ~12743 hours).
Posting hours (UTC) — busiest: 11:00
Languages: English (20) · French (12) · German (7) · Basque (1)
Avg boosts / post: 1.1
Top of the latest posts
For a month ESA lost contact with the Proba-3 Coronograph spacecraft because of a semaphore locking and timing issue in the onboard software. https://blogs.esa.int/proba-3/2026/03/19/what-happened-to-the-coronagraph #proba3 #space #software
Two European satellites mimic a total solar eclipse as scientists aim to study its corona. The satellites have created the first artificial solar eclipse by flying in precise formation, providing hours of on-demand totality for scientists.
The Coronagraph spacecraft of the #Proba3 project captured by a camera onboard the Occulter spacecraft during the mission's first autonomous formation acquisition - both spacecraft maintained their relative position for several hours withou
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/proba3