#halpha

Live, measured metrics for the hashtag #halpha from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #halpha

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.

$520.70/ year · 6-character #name
Claim #halpha — $520.70/yr→
Annual, renews each year
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one-timepay once, yours for life
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
2
Avg reactions / post
Mastodon · last 40

Day-by-day usage

measured · mastodon.social (Mastodon public tags API) · fetched 2026-07-27 12:35 UTC
0
07-21
0
07-22
0
07-23
0
07-24
0
07-25
0
07-26
0
07-27

0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · mastodon.social (Mastodon public search API) · fetched 2026-07-27 12:35 UTC
#halphaphotometry
0 uses · 0 accounts / 7d
#HAlphaFilter
0 uses · 0 accounts / 7d
#HalphasBrotherToMalphas
0 uses · 0 accounts / 7d
#halphas
0 uses · 0 accounts / 7d
#HAlphaEmission
0 uses · 0 accounts / 7d
#HAlphaSun
0 uses · 0 accounts / 7d

Live pulse

measured · mastodon.social (Mastodon tag timeline) · fetched 2026-07-27 12:35 UTC

Everything below is measured over the latest 40 public posts (spanning ~12840 hours).

Posting hours (UTC) — busiest: 15:00

00:0012:0023:00

Languages: English (20) · German (9) · French (1)

Avg boosts / post: 1

Top of the latest posts

  • Schnappschüsse der partiellen #Sonnenfinsternis von heute im #Weißlicht und #Halpha Snapshots of today's partial #SolarEclipse in whitelight and Halpha. #Astrofotografie #Astrophotography #Sonne #Sun #Astronomie #Astronomy #Astrofoto #Astro

    astropage.eu@astropageeu♥ 8↻ 02025-03-29 16:27 UTCView post →

  • The Bubble Maker - WR134 in Cygnus. A Wolf-Rayet star sculpting a spherical emission bubble with its relentless stellar wind over millennia. Imaged in Hubble palette mapping (HOS). NGC 6883 and β² Cygni also in the field. https://adfr.io/as

    Frank Adler@adfr♥ 6↻ 32026-05-26 15:33 UTCView post →

  • H-alpha image of the sun from Friday. Caught the large prominence on the east limb. #sun #solar #astrophotography #halpha #prominence

    Nessa@bunessa♥ 5↻ 12025-03-24 04:54 UTCView post →

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/halpha