Month number in the simulation (1-based). Month 1 is the first month, month 12 is the end of the first year, etc.
User's age at the end of this month. Increments by 1/12 each month from the starting age.
Total account balance at the end of this month. Includes initial balance, all contributions, and compound interest.
Cumulative total of all contributions made up to and including this month.
Cumulative total of all interest earned up to and including this month.
Amount of interest earned during this specific month.
Annual return rate that was used for this month's calculation. This is the rate determined by the glidepath strategy for the user's age this month.
Monthly return rate that was applied during this month. Converted from annual rate using: (1 + annualRate)^(1/12) - 1
Optional currentCurrent equity allocation weight for this month. Only present for allocation-based and custom waypoints with equityWeight valueType. Undefined for fixed-return glidepaths.
const entry: MonthlyTimelineEntry = {
month: 120,
age: 39.92,
currentBalance: 125750.50,
cumulativeContributions: 120000,
cumulativeInterest: 5750.50,
monthlyInterestEarned: 825.33,
currentAnnualReturn: 0.085,
currentMonthlyReturn: 0.006825,
currentEquityWeight: 0.75 // Only present for allocation-based modes
};
Generated using TypeDoc
Represents the detailed state of the account at the end of a specific month. Used for timeline visualization and detailed analysis.