#coronagraph
Live, measured metrics for the hashtag #coronagraph from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #coronagraph
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 · mastodon.online (Mastodon public tags API) · fetched 2026-10-18 21:24 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.online (Mastodon public search API) · fetched 2026-10-18 21:24 UTCLive pulse
measured · mastodon.online (Mastodon tag timeline) · fetched 2026-10-18 21:24 UTCEverything below is measured over the latest 38 public posts (spanning ~32613 hours).
Posting hours (UTC) — busiest: 08:00
Languages: English (26) · French (6) · German (3) · Dutch (2) · Japanese (1)
Avg boosts / post: 1.3
Top of the latest posts
NOAA’s SOLAR-1 Enters New Era Of Space Weather Monitoring -- https://www.noaa.gov/news-release/noaas-solar-1-enters-new-era-of-space-weather-monitoring <-- shared technical article -- https://www.spaceweather.gov/ <-- shared NOAA Space Weat
Had the opportunity to visit a most fascinating solar #observatory Thursday in #Switzerland near #Arosa, the Astrophysikalisches Observatorium #Tschuggen (AOT) which #MaxWaldmeier had built in 1939, which was abandoned in 1980 and which ama
C/2024 G3 (ATLAS) from SOHO LASCO C3 ☀️☄️🪐 #c2024g3 #comet #coronagraph #esa #nasa #space #sun ⏩ 2 new pictures from @stim3on https://commons.wikimedia.org/wiki/Special:ListFiles?limit=2&user=OptimusPrimeBot&ilshowall=1&offset=202501252252
What “coronagraph” means
Wiktionary · Wikipediacoronagraph
- nounA telescope that has an attachment which blocks out the direct light from the sun or other star, allowing examination of the corona and the detection of exoplanets
A coronagraph is a telescopic attachment designed to block out the direct light from a star or other bright object so that nearby objects – which otherwise would be hidden in the object's bright glare – can be resolved. Most coronagraphs are intended to view the corona of the Sun, but a new class of conceptually similar instruments are being used to find extrasolar planets and circumstellar disks around nearby stars as well as host galaxies in quasars and other similar objects with active galact
“Coronagraph” on Wikipedia (CC BY-SA) →#coronagraph across platforms
every network with a public tag surfaceFollow #coronagraph 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/coronagraph