Star Formation Histories

Parametric and stochastic star formation history models.

SFH Recovery Across Four Burstiness Regimes

SFH Recovery Across Four Burstiness Regimes

Chemical Evolution: Metallicity History Models

Chemical Evolution: Metallicity History Models

Delayed-τ SFH: Star Formation Timescale

Delayed-τ SFH: Star Formation Timescale

Double Power-Law SFH: 2D Parameter Grid (α × β)

Double Power-Law SFH: 2D Parameter Grid (α × β)

Double Power-Law SFH: Rising Slope α

Double Power-Law SFH: Rising Slope α

Double Power-Law SFH: Falling Slope β

Double Power-Law SFH: Falling Slope β

Log-Normal SFH: Peak Lookback Time

Log-Normal SFH: Peak Lookback Time

Parametric SFH Models

Parametric SFH Models

Alternative PSD Models

Alternative PSD Models

PSD Parameter Space and Burstiness

PSD Parameter Space and Burstiness

Stochastic SFH: Burstiness Amplitude σ

Stochastic SFH: Burstiness Amplitude σ

Stochastic SFH: Burstiness Timescale τ

Stochastic SFH: Burstiness Timescale τ

SFH with Double Bursts: Old and Recent Star Formation

SFH with Double Bursts: Old and Recent Star Formation

SFH Quenching Scenarios: Constant, Exponential, Sharp, and Burst+Decay

SFH Quenching Scenarios: Constant, Exponential, Sharp, and Burst+Decay

Stochastic SFH from GP Correlated Fields

Stochastic SFH from GP Correlated Fields

The Wrong-SEDModel Trap: Parametric Bias in Derived Quantities

The Wrong-SEDModel Trap: Parametric Bias in Derived Quantities