{
  "id": 7145,
  "rank": 2193,
  "name": "Megamax Donchian",
  "aka": [
    "MEGAMAX DONCHIAN",
    "FXEA365 Megamax Donchian Trend MT4"
  ],
  "family": "A",
  "subtype": "A2",
  "one_liner": "Trend follower using Donchian channel breakout, ATR stop and trailing stop, with four risk tiers.",
  "market_regime": "trending",
  "timeframes": [
    "H1"
  ],
  "symbols": [
    "USDJPY"
  ],
  "sessions": [
    "any"
  ],
  "indicators": [
    {
      "name": "Donchian Channel",
      "params": {
        "period": 20
      },
      "applied_to": "high, low"
    },
    {
      "name": "ATR",
      "params": {
        "period": 14
      },
      "applied_to": "close"
    }
  ],
  "entry_long": [
    "price breaks above the Donchian channel high"
  ],
  "entry_short": [
    "price breaks below the Donchian channel low"
  ],
  "exit_rules": [
    "price retraces by the trailing ATR distance",
    "no trend after 120 bars"
  ],
  "filters": [
    "economic-calendar news avoidance",
    "daily-loss stop",
    "consecutive-loss safety guards",
    "weekend close option"
  ],
  "stop_loss": "initial stop at 2.0× ATR from entry price",
  "take_profit": "trailing stop at 4.0× ATR from entry price, closes trade when price retraces by the trailing distance",
  "position_size": "risk percentage of balance against initial stop distance, with a hard maximum-lot cap, scaled by Run-Mode",
  "evidence_type": "backtest_shown",
  "completeness": 50.0,
  "signal_warnings": null,
  "claim_warnings": [
    "UNSIZED CLAIM: performance figures are published with no trade count, so the sample behind them cannot be judged."
  ],
  "opacity_warnings": null,
  "build_warnings": null,
  "canonical": "https://prismaticalgos.com/compendium/algo/7145-megamax-donchian",
  "snapshot": "2026-10-31 15:46 UTC",
  "source_url": "https://www.mql5.com/en/market/product/182526",
  "limitations": "These are machine-extracted research records, not verified trading systems. Catalog rank measures specification detail and claimed evidence, not profitability. The catalog extraction pipeline did not independently backtest these records. Its separate selected testing ledger does not validate the wider corpus. Rules, labels and parameters can be incomplete or wrong; consult the original source and its reuse terms."
}