Table 1.
Best-fit parameters of the LF models.
| Band | Population 1 | Population 2 | αh | αl | Mpb/M⊙ | α2 | γ | GoF |
|---|---|---|---|---|---|---|---|---|
| Single population with single-component power-law MF | ||||||||
| F150W2 | NOM25 | N/A |
![]() |
N/A | N/A | N/A | N/A | 1.66 |
| NOM40 | N/A |
![]() |
N/A | N/A | N/A | N/A | 1.84 | |
| HMHA25 | N/A |
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N/A | N/A | N/A | N/A | 1.90 | |
| HMHA40 | N/A |
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N/A | N/A | N/A | N/A | 2.56 | |
| F322W2 | NOM25 | N/A |
![]() |
N/A | N/A | N/A | N/A | 2.03 |
| NOM40 | N/A |
![]() |
N/A | N/A | N/A | N/A | 1.93 | |
| HMHA25 | N/A |
![]() |
N/A | N/A | N/A | N/A | 2.21 | |
| HMHA40 | N/A |
![]() |
N/A | N/A | N/A | N/A | 2.17 | |
| Single population with two-component broken power-law MF | ||||||||
| F150W2 | NOM25 | N/A |
![]() |
![]() |
![]() |
N/A | N/A | 0.69 |
| NOM40 | N/A |
![]() |
![]() |
![]() |
N/A | N/A | 1.09 | |
| HMHA25 | N/A |
![]() |
![]() |
![]() |
N/A | N/A | 0.90 | |
| HMHA40 | N/A |
![]() |
![]() |
![]() |
N/A | N/A | 1.10 | |
| F322W2 | NOM25 | N/A |
![]() |
![]() |
![]() |
N/A | N/A | 0.84 |
| NOM40 | N/A |
![]() |
![]() |
![]() |
N/A | N/A | 1.29 | |
| HMHA25 | N/A |
![]() |
![]() |
![]() |
N/A | N/A | 0.88 | |
| HMHA40 | N/A |
![]() |
![]() |
![]() |
N/A | N/A | 1.34 | |
| Mixture of two populations with identical single-component power-law MFs | ||||||||
| F150W2 | NOM25 | NOM40 |
![]() |
N/A | N/A | N/A |
![]() |
1.61 |
| NOM25 | HMHA25 |
![]() |
N/A | N/A | N/A |
![]() |
1.68 | |
| NOM25 | HMHA40 |
![]() |
N/A | N/A | N/A |
![]() |
1.68 | |
| HMHA25 | NOM40 |
![]() |
N/A | N/A | N/A |
![]() |
1.81 | |
| HMHA25 | HMHA40 |
![]() |
N/A | N/A | N/A |
![]() |
1.92 | |
| F322W2 | NOM25 | NOM40 |
![]() |
N/A | N/A | N/A |
![]() |
1.91 |
| NOM25 | HMHA25 |
![]() |
N/A | N/A | N/A |
![]() |
2.03 | |
| NOM25 | HMHA40 |
![]() |
N/A | N/A | N/A |
![]() |
2.01 | |
| HMHA25 | NOM40 |
![]() |
N/A | N/A | N/A |
![]() |
1.97 | |
| HMHA25 | HMHA40 |
![]() |
N/A | N/A | N/A |
![]() |
2.17 | |
| Mixture of two populations with identical two-component broken power-law MFs | ||||||||
| F150W2 | NOM25 | NOM40 |
![]() |
![]() |
![]() |
N/A |
![]() |
0.66 |
| NOM25 | HMHA25 |
![]() |
![]() |
![]() |
N/A |
![]() |
0.66 | |
| NOM25 | HMHA40 |
![]() |
![]() |
![]() |
N/A |
![]() |
0.71 | |
| HMHA25 | NOM40 |
![]() |
![]() |
![]() |
N/A |
![]() |
0.89 | |
| HMHA25 | HMHA40 |
![]() |
![]() |
![]() |
N/A |
![]() |
0.99 | |
| F322W2 | NOM25 | NOM40 |
![]() |
![]() |
![]() |
N/A |
![]() |
0.80 |
| NOM25 | HMHA25 |
![]() |
![]() |
![]() |
N/A |
![]() |
0.82 | |
| NOM25 | HMHA40 |
![]() |
![]() |
![]() |
N/A |
![]() |
0.87 | |
| HMHA25 | NOM40 |
![]() |
![]() |
![]() |
N/A |
![]() |
1.06 | |
| HMHA25 | HMHA40 |
![]() |
![]() |
![]() |
N/A |
![]() |
0.99 | |
| Mixture of two populations with distinct single-component power-law MFs | ||||||||
| F150W2 | NOM25 | NOM40 |
![]() |
N/A | N/A |
![]() |
![]() |
1.61 |
| NOM25 | HMHA25 |
![]() |
N/A | N/A |
![]() |
![]() |
1.69 | |
| NOM25 | HMHA40 |
![]() |
N/A | N/A |
![]() |
![]() |
1.66 | |
| HMHA25 | NOM40 |
![]() |
N/A | N/A |
![]() |
![]() |
1.81 | |
| HMHA25 | HMHA40 |
![]() |
N/A | N/A |
![]() |
![]() |
1.98 | |
| F322W2 | NOM25 | NOM40 |
![]() |
N/A | N/A |
![]() |
![]() |
1.83 |
| NOM25 | HMHA25 |
![]() |
N/A | N/A |
![]() |
![]() |
2.05 | |
| NOM25 | HMHA40 |
![]() |
N/A | N/A |
![]() |
![]() |
2.00 | |
| HMHA25 | NOM40 |
![]() |
N/A | N/A |
![]() |
![]() |
1.95 | |
| HMHA25 | HMHA40 |
![]() |
N/A | N/A |
![]() |
![]() |
2.11 | |
Notes. Population 1 and 2 refer to the isochrones in panel (b) of Fig. 6, whose MLR have been used. ‘25’ and ‘40’ at the end of the population name refer to the Y = 0.25 and Y = 0.4 variants of the isochrones. GoF is the goodness-of-fit as defined in the text. Smaller GoF values imply better fits. See Section 6.1 for the definition of the parameters.
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