{
 "calibration_sigma": 13.649201775973781,
 "beta": 0.27681767173758515,
 "Mc_z0": 171977006.82638618,
 "m22_0.81": {
  "rc_pc": 486.8092633134196,
  "sigma_200pc": 29.650741227895384
 },
 "m22_2.5": {
  "rc_pc": 51.10328922558955,
  "sigma_200pc": 76.64395623484447
 },
 "paper": {
  "rc_pc": 180,
  "sigma": 115
 },
 "observed_bulge": 110,
 "caveats": "relation anchor-dominated (retry-1 T3); painted a->1 via PRL scaling; soliton-only (no stars/NFW); m22=0.81 variant is the like-for-like comparison"
}