{
  "meta": {
    "subject": "Roblox group 15639920",
    "retrieved": "2026-09-09T20:57:35.799Z",
    "licence": "Measured by roregister.com from public Roblox APIs. Free to reuse with attribution to roregister.com. Not affiliated with Roblox Corporation.",
    "notes": {
      "member_history": "insert-on-change; a point exists only where the value differed from the prior reading.",
      "detection_dates": "ownership/name changes are dated when this register observed them, not when they happened."
    }
  },
  "group": {
    "id": 15639920,
    "name": "Spirit Halloween | RBLX",
    "created": "2022-08-10T20:22:03.713Z",
    "owner_user_id": 9964859232,
    "member_count": 9692,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:14:19.421Z",
    "last_measured": "2026-09-09T19:56:18.444Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T12:14:19.421Z",
      "member_count": 9662
    },
    {
      "measured_at": "2026-08-10T21:47:05.177Z",
      "member_count": 9663
    },
    {
      "measured_at": "2026-08-11T01:30:30.150Z",
      "member_count": 9662
    },
    {
      "measured_at": "2026-08-11T03:21:34.158Z",
      "member_count": 9663
    },
    {
      "measured_at": "2026-08-11T05:20:14.678Z",
      "member_count": 9664
    },
    {
      "measured_at": "2026-08-11T14:11:38.436Z",
      "member_count": 9665
    },
    {
      "measured_at": "2026-08-11T18:37:05.107Z",
      "member_count": 9666
    },
    {
      "measured_at": "2026-08-11T19:58:23.048Z",
      "member_count": 9667
    },
    {
      "measured_at": "2026-08-11T20:20:28.526Z",
      "member_count": 9666
    },
    {
      "measured_at": "2026-08-12T09:17:03.968Z",
      "member_count": 9667
    },
    {
      "measured_at": "2026-08-15T14:21:16.766Z",
      "member_count": 9669
    },
    {
      "measured_at": "2026-08-16T02:24:30.212Z",
      "member_count": 9670
    },
    {
      "measured_at": "2026-08-16T14:42:34.544Z",
      "member_count": 9671
    },
    {
      "measured_at": "2026-08-16T15:43:46.416Z",
      "member_count": 9672
    },
    {
      "measured_at": "2026-08-18T05:40:55.099Z",
      "member_count": 9673
    },
    {
      "measured_at": "2026-08-18T07:32:05.084Z",
      "member_count": 9672
    },
    {
      "measured_at": "2026-08-18T21:39:40.583Z",
      "member_count": 9673
    },
    {
      "measured_at": "2026-08-19T00:42:17.916Z",
      "member_count": 9674
    },
    {
      "measured_at": "2026-08-19T05:29:17.165Z",
      "member_count": 9675
    },
    {
      "measured_at": "2026-08-20T07:04:20.194Z",
      "member_count": 9676
    },
    {
      "measured_at": "2026-08-20T16:20:52.254Z",
      "member_count": 9675
    },
    {
      "measured_at": "2026-08-20T21:40:54.801Z",
      "member_count": 9676
    },
    {
      "measured_at": "2026-08-21T22:56:56.259Z",
      "member_count": 9677
    },
    {
      "measured_at": "2026-08-22T01:41:01.216Z",
      "member_count": 9678
    },
    {
      "measured_at": "2026-08-22T16:04:20.944Z",
      "member_count": 9679
    },
    {
      "measured_at": "2026-08-23T00:12:50.751Z",
      "member_count": 9680
    },
    {
      "measured_at": "2026-08-23T08:41:36.062Z",
      "member_count": 9679
    },
    {
      "measured_at": "2026-08-23T19:15:50.595Z",
      "member_count": 9680
    },
    {
      "measured_at": "2026-08-25T00:31:44.272Z",
      "member_count": 9679
    },
    {
      "measured_at": "2026-08-25T21:01:44.678Z",
      "member_count": 9680
    },
    {
      "measured_at": "2026-08-26T02:50:27.004Z",
      "member_count": 9681
    },
    {
      "measured_at": "2026-08-29T07:10:21.399Z",
      "member_count": 9683
    },
    {
      "measured_at": "2026-09-02T08:31:20.725Z",
      "member_count": 9684
    },
    {
      "measured_at": "2026-09-02T20:00:36.621Z",
      "member_count": 9685
    },
    {
      "measured_at": "2026-09-04T07:30:09.555Z",
      "member_count": 9684
    },
    {
      "measured_at": "2026-09-05T00:23:20.927Z",
      "member_count": 9685
    },
    {
      "measured_at": "2026-09-05T20:55:52.028Z",
      "member_count": 9687
    },
    {
      "measured_at": "2026-09-06T20:50:35.997Z",
      "member_count": 9689
    },
    {
      "measured_at": "2026-09-09T01:47:34.701Z",
      "member_count": 9690
    },
    {
      "measured_at": "2026-09-09T04:10:36.496Z",
      "member_count": 9691
    },
    {
      "measured_at": "2026-09-09T19:56:18.444Z",
      "member_count": 9692
    }
  ],
  "name_history": [
    {
      "name": "Spirit Halloween | RBLX",
      "first_seen": "2026-08-10T12:14:19.421Z",
      "last_seen": "2026-09-09T19:56:18.444Z",
      "current": true
    }
  ],
  "ownership_events": [
    {
      "observed_at": "2026-08-10T16:28:49.858Z",
      "previous_owner": null,
      "new_owner": 9964859232
    }
  ]
}