#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
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-11-07 23:18 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 2026-11-07 23:18 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-11-07 23:18 UTCEverything below is measured over the latest 40 public posts (spanning ~13593 hours).
Posting hours (UTC) — busiest: 11:00
Languages: English (21) · French (11) · German (7) · Basque (1)
Avg boosts / post: 1.1
Top of the latest posts
Es geht um die Präsentation der Raumfahrt auf der ILA, die neuesten Entwicklungen zur #Artemis III-Mission mit #ESA-Astronaut Luca Parmitano und um die Mission von ESA-Reserveastronaut Aleš Svoboda. Außerdem gibt es Informationen zur Nachfo
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.
#proba3 across platforms
every network with a public tag surfaceFollow #proba3 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/proba3