Also parse the extras from the comment field

src/position.ts

@@ -1,4 +1,4 @@
-import { IPosition, ISymbol } from "./frame.types";
+import { IDirectionFinding, IPosition, IPowerHeightGain, ISymbol } from "./frame.types";
 
 export class Symbol implements ISymbol {
   table: string; // Symbol table identifier
@@ -10,9 +10,7 @@ export class Symbol implements ISymbol {
         this.code = table[1];
         this.table = table[0];
       } else {
-        throw new Error(
-          `Invalid symbol format: '${table}' (expected 2 characters if code is not provided)`,
-        );
+        throw new Error(`Invalid symbol format: '${table}' (expected 2 characters if code is not provided)`);
       }
     } else {
       this.table = table;
@@ -34,6 +32,9 @@ export class Position implements IPosition {
   course?: number; // Course in degrees
   symbol?: Symbol;
   comment?: string;
+  range?: number;
+  phg?: IPowerHeightGain;
+  dfs?: IDirectionFinding;
 
   constructor(data: Partial<IPosition>) {
     this.latitude = data.latitude ?? 0;
@@ -48,6 +49,9 @@ export class Position implements IPosition {
       this.symbol = new Symbol(data.symbol.table, data.symbol.code);
     }
     this.comment = data.comment;
+    this.range = data.range;
+    this.phg = data.phg;
+    this.dfs = data.dfs;
   }
 
   public toString(): string {