{
 "name": "MACS J0949.8+1708",
 "aka": [
  "RXC J0949.8+1707"
 ],
 "designations": [
  "WHL J094951.8+170711",
  "ACT-CL J0949.8+1707",
  "ZwCl 0947.2+1723",
  "MCXC J0949.8+1707",
  "PLCKESZ G216.62+47.02",
  "PSZ1 G216.60+47.00",
  "PSZ2 G216.62+47.00"
 ],
 "ra": "09:49:51.80",
 "dec": "+17:07:10.6",
 "z": 0.385,
 "programs": [
  "relics",
  "venus",
  "alcs"
 ],
 "models": [
  {
   "title": "RELICS",
   "program": "relics",
   "data": [
    "HST"
   ],
   "availability": "public",
   "tags": [
    "multiple-models"
   ],
   "links": [
    {
     "label": "Lens models (MAST)",
     "url": "https://archive.stsci.edu/hlsps/relics/rxc0949p17/models/"
    }
   ],
   "note": "MAST provides models made with glafic and Lenstool."
  },
  {
   "title": "Cerny et al. (2025)",
   "refs": [
    "2025MNRAS.541.2341C"
   ],
   "data": [
    "HST",
    "MUSE"
   ],
   "software": "Lenstool",
   "availability": "on-request",
   "tags": [
    "parametric"
   ],
   "note": "Strong-lensing model built around the cluster's radial arc(s), combined with the\nstellar velocity dispersion profile of the BCG to measure the inner slope of the\ndark-matter profile."
  },
  {
   "title": "Allingham et al. (2024)",
   "refs": [
    "2024MNRAS.528.1711A"
   ],
   "data": [
    "HST",
    "MUSE"
   ],
   "software": "Lenstool",
   "availability": "on-request",
   "tags": [
    "method-test"
   ],
   "note": "Lens models re-optimised together with an analytic model of the intra-cluster medium,\ncompared with XMM-Newton and ACT data."
  },
  {
   "title": "Allingham et al. (2023)",
   "refs": [
    "2023MNRAS.522.1118A"
   ],
   "data": [
    "HST",
    "MUSE"
   ],
   "software": "Lenstool",
   "availability": "on-request",
   "note": "Lenstool model with two MUSE-confirmed and four HST-only multiple-image systems,\ncombined with XMM-Newton data; it shows a relaxing post-merger cluster."
  }
 ]
}