{
 "meta": {
  "dataset": "Subscriber history — @Chat4icourses",
  "channel": "https://tgregister.com/channel/Chat4icourses",
  "retrieved_at": "2026-09-11T11:37:44.657Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 30,
  "window": {
   "from": "2026-08-07T14:42:47.357Z",
   "to": "2026-09-11T07:38:59.815Z"
  },
  "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": "2026-08-07T14:42:47.357Z",
   "subscribers": 54439,
   "source": 0
  },
  {
   "ts": "2026-08-08T04:13:33.929Z",
   "subscribers": 54429,
   "source": 4
  },
  {
   "ts": "2026-08-09T03:55:14.453Z",
   "subscribers": 54411,
   "source": 4
  },
  {
   "ts": "2026-08-10T05:10:56.592Z",
   "subscribers": 54402,
   "source": 4
  },
  {
   "ts": "2026-08-11T08:35:52.810Z",
   "subscribers": 54391,
   "source": 4
  },
  {
   "ts": "2026-08-12T02:20:53.999Z",
   "subscribers": 54391,
   "source": 1
  },
  {
   "ts": "2026-08-12T09:08:40.611Z",
   "subscribers": 54387,
   "source": 4
  },
  {
   "ts": "2026-08-13T08:25:03.238Z",
   "subscribers": 54407,
   "source": 4
  },
  {
   "ts": "2026-08-14T16:36:55.812Z",
   "subscribers": 54406,
   "source": 4
  },
  {
   "ts": "2026-08-16T03:33:40.511Z",
   "subscribers": 54391,
   "source": 4
  },
  {
   "ts": "2026-08-17T12:13:55.633Z",
   "subscribers": 54359,
   "source": 4
  },
  {
   "ts": "2026-08-18T10:03:56.775Z",
   "subscribers": 54363,
   "source": 4
  },
  {
   "ts": "2026-08-19T07:08:51.470Z",
   "subscribers": 54405,
   "source": 4
  },
  {
   "ts": "2026-08-20T05:37:13.572Z",
   "subscribers": 54388,
   "source": 4
  },
  {
   "ts": "2026-08-21T02:33:27.558Z",
   "subscribers": 54378,
   "source": 4
  },
  {
   "ts": "2026-08-22T12:36:17.028Z",
   "subscribers": 54339,
   "source": 4
  },
  {
   "ts": "2026-08-24T07:11:46.976Z",
   "subscribers": 54322,
   "source": 4
  },
  {
   "ts": "2026-08-25T07:06:55.089Z",
   "subscribers": 54298,
   "source": 4
  },
  {
   "ts": "2026-08-26T10:23:19.991Z",
   "subscribers": 54288,
   "source": 4
  },
  {
   "ts": "2026-08-27T11:25:17.214Z",
   "subscribers": 54278,
   "source": 4
  },
  {
   "ts": "2026-08-28T08:23:28.527Z",
   "subscribers": 54264,
   "source": 4
  },
  {
   "ts": "2026-08-29T11:14:47.269Z",
   "subscribers": 54252,
   "source": 4
  },
  {
   "ts": "2026-08-30T09:48:49.201Z",
   "subscribers": 54245,
   "source": 4
  },
  {
   "ts": "2026-08-31T06:14:03.787Z",
   "subscribers": 54211,
   "source": 4
  },
  {
   "ts": "2026-09-01T06:18:36.758Z",
   "subscribers": 54203,
   "source": 4
  },
  {
   "ts": "2026-09-02T07:08:15.100Z",
   "subscribers": 54187,
   "source": 4
  },
  {
   "ts": "2026-09-03T10:13:22.603Z",
   "subscribers": 54192,
   "source": 4
  },
  {
   "ts": "2026-09-05T09:02:00.937Z",
   "subscribers": 54182,
   "source": 4
  },
  {
   "ts": "2026-09-08T12:21:02.510Z",
   "subscribers": 54244,
   "source": 4
  },
  {
   "ts": "2026-09-11T07:38:59.815Z",
   "subscribers": 54317,
   "source": 4
  }
 ]
}