#sgp4
Live, measured metrics for the hashtag #sgp4 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #sgp4
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 2026-07-27 22:04 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 22:04 UTCNo related tags with measured usage found for #sgp4.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 22:04 UTCEverything below is measured over the latest 6 public posts (spanning ~13794 hours).
Posting hours (UTC)
Languages: English (6)
Avg boosts / post: 0.2
Top of the latest posts
@tsvenson @willmcgugan I don't know about *favorite* but a *crucial* package I use is #sgp4. It's a standard algorithm ported to python. Brando Rhodes (who also wrote the amazing #skyfield) maintains it now. He also vectorized it for an ama
Just released version 5.1.0 of heyoka, the best ODE integrator you never used in your life! This release adds a fast, differentiable, SIMD-enabled and parallelised implementation of the SGP4 analytical propagator. If you ever need to propag
Finally tried the simple thing I shoulda started with. Propagate a basic ballistic #orbit and plot distance/speed (as opposed to pos/vel) vs t Yep, there's a dip just in the speed. My non-smooth analysis results has nothing to do with numer
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/sgp4