Uncertainties in high-z galaxy properties inferred from spectral energy distribution fittings using JWST NIRCam photometry

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Table 2.

Offsets in the inferred physical properties for different summary statistics.

Variable	SFH model	Median		Minimum-χ²		L-weighted
		low(≤10⁸ M_⊙)	high(> 10⁸ M_⊙)	low	high	low	high
Δlog M_★	Normalised true	$- 0 . 04_{- 0.15}^{+ 0.07}$ $Mathematical equation: $ -0.04^{+0.07}_{-0.15} $$	$- 0 . 04_{- 0.25}^{+ 0.07}$ $Mathematical equation: $ -0.04^{+0.07}_{-0.25} $$	$- 0 . 06_{- 0.15}^{+ 0.08}$ $Mathematical equation: $ -0.06^{+0.08}_{-0.15} $$	$- 0 . 05_{- 0.24}^{+ 0.08}$ $Mathematical equation: $ -0.05^{+0.08}_{-0.24} $$	$- 0 . 04_{- 0.14}^{+ 0.07}$ $Mathematical equation: $ \bf{-0.04^{+0.07}_{-0.14}} $$	$- 0 . 04_{- 0.25}^{+ 0.07}$ $Mathematical equation: $ \bf{-0.04^{+0.07}_{-0.25}} $$
	Constant	$0 . 37_{- 0.11}^{+ 0.15}$ $Mathematical equation: $ 0.37^{+0.15}_{-0.11} $$	$0 . 23_{- 0.12}^{+ 0.07}$ $Mathematical equation: $ 0.23^{+0.07}_{-0.12} $$	$0 . 05_{- 0.17}^{+ 0.18}$ $Mathematical equation: $ \bf{0.05^{+0.18}_{-0.17}} $$	$0 . 03_{- 0.16}^{+ 0.20}$ $Mathematical equation: $ \bf{0.03^{+0.20}_{-0.16}} $$	$0 . 27_{- 0.13}^{+ 0.14}$ $Mathematical equation: $ 0.27^{+0.14}_{-0.13} $$	$0 . 20_{- 0.13}^{+ 0.06}$ $Mathematical equation: $ 0.20^{+0.06}_{-0.13} $$
	Double power	$0 . 27_{- 0.11}^{+ 0.13}$ $Mathematical equation: $ 0.27^{+0.13}_{-0.11} $$	$0 . 17_{- 0.12}^{+ 0.08}$ $Mathematical equation: $ 0.17^{+0.08}_{-0.12} $$	$- 0 . 01_{- 0.16}^{+ 0.17}$ $Mathematical equation: $ \bf{-0.01^{+0.17}_{-0.16}} $$	$0 . 02_{- 0.15}^{+ 0.14}$ $Mathematical equation: $ \bf{0.02^{+0.14}_{-0.15}} $$	$0 . 18_{- 0.14}^{+ 0.15}$ $Mathematical equation: $ 0.18^{+0.15}_{-0.14} $$	$0 . 15_{- 0.12}^{+ 0.07}$ $Mathematical equation: $ 0.15^{+0.07}_{-0.12} $$
	Flexible	$0 . 21_{- 0.09}^{+ 0.16}$ $Mathematical equation: $ 0.21^{+0.16}_{-0.09} $$	$0 . 19_{- 0.12}^{+ 0.05}$ $Mathematical equation: $ 0.19^{+0.05}_{-0.12} $$	$0 . 08_{- 0.15}^{+ 0.18}$ $Mathematical equation: $ \bf{0.08^{+0.18}_{-0.15}} $$	$0 . 05_{- 0.15}^{+ 0.12}$ $Mathematical equation: $ \bf{0.05^{+0.12}_{-0.15}} $$	$0 . 17_{- 0.11}^{+ 0.16}$ $Mathematical equation: $ 0.17^{+0.16}_{-0.11} $$	$0 . 17_{- 0.12}^{+ 0.05}$ $Mathematical equation: $ 0.17^{+0.05}_{-0.12} $$

ΔlogSFR₁₀	Normalised true	$- 0 . 05_{- 0.15}^{+ 0.06}$ $Mathematical equation: $ -0.05^{+0.06}_{-0.15} $$	$- 0 . 05_{- 0.25}^{+ 0.07}$ $Mathematical equation: $ -0.05^{+0.07}_{-0.25} $$	$- 0 . 06_{- 0.15}^{+ 0.07}$ $Mathematical equation: $ -0.06^{+0.07}_{-0.15} $$	$- 0 . 06_{- 0.24}^{+ 0.08}$ $Mathematical equation: $ -0.06^{+0.08}_{-0.24} $$	$- 0 . 04_{- 0.14}^{+ 0.07}$ $Mathematical equation: $ \bf{-0.04^{+0.07}_{-0.14}} $$	$- 0 . 04_{- 0.25}^{+ 0.07}$ $Mathematical equation: $ \bf{-0.04^{+0.07}_{-0.25}} $$
	Double power	$- 0 . 37_{- 0.21}^{+ 0.18}$ $Mathematical equation: $ -0.37^{+0.18}_{-0.21} $$	$- 0 . 29_{- 0.33}^{+ 0.30}$ $Mathematical equation: $ -0.29^{+0.30}_{-0.33} $$	$- 0 . 23_{- 0.18}^{+ 0.18}$ $Mathematical equation: $ \bf{-0.23^{+0.18}_{-0.18}} $$	$- 0 . 21_{- 0.36}^{+ 0.23}$ $Mathematical equation: $ \bf{-0.21^{+0.23}_{-0.36}} $$	$- 0 . 32_{- 0.21}^{+ 0.20}$ $Mathematical equation: $ -0.32^{+0.20}_{-0.21} $$	$- 0 . 28_{- 0.31}^{+ 0.29}$ $Mathematical equation: $ -0.28^{+0.29}_{-0.31} $$
	Flexible	$- 0 . 28_{- 0.26}^{+ 0.16}$ $Mathematical equation: $ -0.28^{+0.16}_{-0.26} $$	$- 0 . 41_{- 0.40}^{+ 0.27}$ $Mathematical equation: $ -0.41^{+0.27}_{-0.40} $$	$- 0 . 22_{- 0.26}^{+ 0.23}$ $Mathematical equation: $ \bf{-0.22^{+0.23}_{-0.26}} $$	$- 0 . 30_{- 0.43}^{+ 0.20}$ $Mathematical equation: $ \bf{-0.30^{+0.20}_{-0.43}} $$	$- 0 . 24_{- 0.27}^{+ 0.16}$ $Mathematical equation: $ -0.24^{+0.16}_{-0.27} $$	$- 0 . 38_{- 0.37}^{+ 0.26}$ $Mathematical equation: $ -0.38^{+0.26}_{-0.37} $$

ΔlogSFR₁₀₀	Normalised true	$- 0 . 04_{- 0.15}^{+ 0.07}$ $Mathematical equation: $ \bf{-0.04^{+0.07}_{-0.15}} $$	$- 0 . 05_{- 0.25}^{+ 0.08}$ $Mathematical equation: $ -0.05^{+0.08}_{-0.25} $$	$- 0 . 07_{- 0.14}^{+ 0.09}$ $Mathematical equation: $ -0.07^{+0.09}_{-0.14} $$	$- 0 . 06_{- 0.24}^{+ 0.08}$ $Mathematical equation: $ -0.06^{+0.08}_{-0.24} $$	$- 0 . 04_{- 0.16}^{+ 0.07}$ $Mathematical equation: $ -0.04^{+0.07}_{-0.16} $$	$- 0 . 04_{- 0.26}^{+ 0.07}$ $Mathematical equation: $ \bf{-0.04^{+0.07}_{-0.26}} $$
	Constant	$0 . 30_{- 0.26}^{+ 0.23}$ $Mathematical equation: $ 0.30^{+0.23}_{-0.26} $$	$- 0 . 14_{- 0.46}^{+ 0.29}$ $Mathematical equation: $ -0.14^{+0.29}_{-0.46} $$	$0 . 16_{- 0.18}^{+ 0.21}$ $Mathematical equation: $ \bf{0.16^{+0.21}_{-0.18}} $$	$- 0 . 03_{- 0.38}^{+ 0.22}$ $Mathematical equation: $ \bf{-0.03^{+0.22}_{-0.38}} $$	$0 . 28_{- 0.24}^{+ 0.19}$ $Mathematical equation: $ 0.28^{+0.19}_{-0.24} $$	$- 0 . 10_{- 0.38}^{+ 0.29}$ $Mathematical equation: $ -0.10^{+0.29}_{-0.38} $$
	Double power	$0 . 12_{- 0.23}^{+ 0.23}$ $Mathematical equation: $ \bf{0.12^{+0.23}_{-0.23}} $$	$- 0 . 21_{- 0.24}^{+ 0.22}$ $Mathematical equation: $ -0.21^{+0.22}_{-0.24} $$	$0 . 17_{- 0.18}^{+ 0.22}$ $Mathematical equation: $ 0.17^{+0.22}_{-0.18} $$	$- 0 . 15_{- 0.27}^{+ 0.29}$ $Mathematical equation: $ \bf{-0.15^{+0.29}_{-0.27}} $$	$0 . 14_{- 0.22}^{+ 0.21}$ $Mathematical equation: $ 0.14^{+0.21}_{-0.22} $$	$- 0 . 19_{- 0.25}^{+ 0.22}$ $Mathematical equation: $ -0.19^{+0.22}_{-0.25} $$
	Flexible	$0 . 08_{- 0.19}^{+ 0.19}$ $Mathematical equation: $ 0.08^{+0.19}_{-0.19} $$	$- 0 . 16_{- 0.28}^{+ 0.22}$ $Mathematical equation: $ -0.16^{+0.22}_{-0.28} $$	$0 . 03_{- 0.23}^{+ 0.20}$ $Mathematical equation: $ \bf{0.03^{+0.20}_{-0.23}} $$	$- 0 . 02_{- 0.32}^{+ 0.17}$ $Mathematical equation: $ \bf{-0.02^{+0.17}_{-0.32}} $$	$0 . 10_{- 0.20}^{+ 0.17}$ $Mathematical equation: $ 0.10^{+0.17}_{-0.20} $$	$- 0 . 14_{- 0.27}^{+ 0.22}$ $Mathematical equation: $ -0.14^{+0.22}_{-0.27} $$

Notes. The table shows the 16th, 50th and 84th percentiles for the fitting model of attSNE_Z_F410M. ΔSFR₁₀ for the constant SFH model is not shown, as SFR_10, fit = 0 in many galaxies. For each SFH model, we highlight the value that has the minimum offset.

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