{
 "meta": {
  "dataset": "Subscriber history — @FormulaWHO",
  "channel": "https://tgregister.com/channel/FormulaWHO",
  "retrieved_at": "2026-09-11T14:04:54.648Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 29,
  "window": {
   "from": "2026-08-07T07:02:13.201Z",
   "to": "2026-09-11T08:58:38.332Z"
  },
  "columns": {
   "ts": "when this reading was taken, UTC",
   "subscribers": "the count read (or, for source 3, carried over) — see source below",
   "source": {
    "0": "sweep.py — t.me/<name> profile page",
    "1": "promote.py — Bot API getChat",
    "2": "resolve.py — MTProto",
    "3": "spromote.py — t.me/s/<name> post preview (figure carried over from an earlier profile read, not the preview’s own rounded header)",
    "4": "remeasure.py — t.me/<name> profile page, re-read on a schedule"
   }
  },
  "note": "Snapshots are written only when a reading changes: a gap in ts means \"no change observed between readings\", never \"not measured\" and never \"interpolated\". Readings from different sources are separate lineages that do not confirm one another — subtracting across them can attribute a change to a period nothing was actually read in. Full method: https://tgregister.com/methodology#measuring"
 },
 "rows": [
  {
   "ts": "2026-08-07T07:02:13.201Z",
   "subscribers": 18356,
   "source": 3
  },
  {
   "ts": "2026-08-07T13:42:15.005Z",
   "subscribers": 18355,
   "source": 4
  },
  {
   "ts": "2026-08-08T12:41:56.196Z",
   "subscribers": 18340,
   "source": 4
  },
  {
   "ts": "2026-08-09T10:01:06.811Z",
   "subscribers": 18324,
   "source": 4
  },
  {
   "ts": "2026-08-10T07:50:47.530Z",
   "subscribers": 18322,
   "source": 4
  },
  {
   "ts": "2026-08-11T09:12:34.820Z",
   "subscribers": 18316,
   "source": 4
  },
  {
   "ts": "2026-08-12T09:43:43.454Z",
   "subscribers": 18310,
   "source": 4
  },
  {
   "ts": "2026-08-13T07:54:03.152Z",
   "subscribers": 18306,
   "source": 4
  },
  {
   "ts": "2026-08-14T17:53:42.307Z",
   "subscribers": 18294,
   "source": 4
  },
  {
   "ts": "2026-08-16T07:25:13.869Z",
   "subscribers": 18283,
   "source": 4
  },
  {
   "ts": "2026-08-17T13:44:40.684Z",
   "subscribers": 18279,
   "source": 4
  },
  {
   "ts": "2026-08-18T12:58:21.888Z",
   "subscribers": 18275,
   "source": 4
  },
  {
   "ts": "2026-08-19T14:52:12.215Z",
   "subscribers": 18273,
   "source": 4
  },
  {
   "ts": "2026-08-20T16:05:10.047Z",
   "subscribers": 18269,
   "source": 4
  },
  {
   "ts": "2026-08-21T13:24:48.232Z",
   "subscribers": 18261,
   "source": 4
  },
  {
   "ts": "2026-08-22T20:18:38.359Z",
   "subscribers": 18263,
   "source": 4
  },
  {
   "ts": "2026-08-24T12:55:20.834Z",
   "subscribers": 18261,
   "source": 4
  },
  {
   "ts": "2026-08-26T12:07:58.828Z",
   "subscribers": 18252,
   "source": 4
  },
  {
   "ts": "2026-08-27T11:16:59.584Z",
   "subscribers": 18243,
   "source": 4
  },
  {
   "ts": "2026-08-28T08:05:08.660Z",
   "subscribers": 18238,
   "source": 4
  },
  {
   "ts": "2026-08-29T05:43:57.615Z",
   "subscribers": 18230,
   "source": 4
  },
  {
   "ts": "2026-08-30T08:55:51.261Z",
   "subscribers": 18227,
   "source": 4
  },
  {
   "ts": "2026-08-31T06:55:15.517Z",
   "subscribers": 18224,
   "source": 4
  },
  {
   "ts": "2026-09-01T07:37:59.074Z",
   "subscribers": 18221,
   "source": 4
  },
  {
   "ts": "2026-09-02T05:52:53.449Z",
   "subscribers": 18216,
   "source": 4
  },
  {
   "ts": "2026-09-03T16:17:00.351Z",
   "subscribers": 18202,
   "source": 4
  },
  {
   "ts": "2026-09-05T11:20:37.311Z",
   "subscribers": 18194,
   "source": 4
  },
  {
   "ts": "2026-09-08T13:59:59.773Z",
   "subscribers": 18210,
   "source": 4
  },
  {
   "ts": "2026-09-11T08:58:38.332Z",
   "subscribers": 18227,
   "source": 4
  }
 ]
}