Intrinsic alignments in the FLAMINGO simulations with two-point statistics

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Table A.1.

Best-fitting parameters and 1σ errors for the relations between TATT-A₁ and mass (Eq. 22), and between A₂, A_1δ with A₁ and mass.

	SIT	RIT	SIT	RIT
			Non-it.	Non-it.
α_M	$12 . 861_{- 0.098}^{+ 0.097}$ $Mathematical equation: $ 12.861^{+0.097}_{-0.098} $$	$5 . 696_{- 0.045}^{+ 0.047}$ $Mathematical equation: $ 5.696^{+0.047}_{-0.045} $$	$6 . 108_{- 0.046}^{+ 0.047}$ $Mathematical equation: $ 6.108^{+0.047}_{-0.046} $$	$4 . 712_{- 0.039}^{+ 0.037}$ $Mathematical equation: $ 4.712^{+0.037}_{-0.039} $$
β_M	$0 . 461_{- 0.004}^{+ 0.004}$ $Mathematical equation: $ 0.461^{+0.004}_{-0.004} $$	$0 . 550_{- 0.004}^{+ 0.004}$ $Mathematical equation: $ 0.550^{+0.004}_{-0.004} $$	$0 . 424_{- 0.004}^{+ 0.004}$ $Mathematical equation: $ 0.424^{+0.004}_{-0.004} $$	$0 . 536_{- 0.004}^{+ 0.005}$ $Mathematical equation: $ 0.536^{+0.005}_{-0.004} $$
k₁	$0 . 073_{- 0.015}^{+ 0.015}$ $Mathematical equation: $ 0.073^{+0.015}_{-0.015} $$	$0 . 061_{- 0.018}^{+ 0.018}$ $Mathematical equation: $ 0.061^{+0.018}_{-0.018} $$	$0 . 065_{- 0.014}^{+ 0.014}$ $Mathematical equation: $ 0.065^{+0.014}_{-0.014} $$	$0 . 069_{- 0.018}^{+ 0.017}$ $Mathematical equation: $ 0.069^{+0.017}_{-0.018} $$
k₂	$0 . 268_{- 0.016}^{+ 0.016}$ $Mathematical equation: $ 0.268^{+0.016}_{-0.016} $$	$0 . 270_{- 0.020}^{+ 0.020}$ $Mathematical equation: $ 0.270^{+0.020}_{-0.020} $$	$0 . 264_{- 0.016}^{+ 0.016}$ $Mathematical equation: $ 0.264^{+0.016}_{-0.016} $$	$0 . 240_{- 0.020}^{+ 0.019}$ $Mathematical equation: $ 0.240^{+0.019}_{-0.020} $$
k₃	$- 0 . 038_{- 0.014}^{+ 0.014}$ $Mathematical equation: $ -0.038^{+0.014}_{-0.014} $$	$- 0 . 038_{- 0.015}^{+ 0.017}$ $Mathematical equation: $ -0.038^{+0.017}_{-0.015} $$	$- 0 . 042_{- 0.013}^{+ 0.015}$ $Mathematical equation: $ -0.042^{+0.015}_{-0.013} $$	$- 0 . 056_{- 0.015}^{+ 0.016}$ $Mathematical equation: $ -0.056^{+0.016}_{-0.015} $$

Notes. Values shown were calculated for the halo sample from the 2.8 Gpc box, for different inertia tensor schemes: simple iterative (‘SIT’), reduced iterative (‘RIT’), simple non-iterative (‘SIT Non-it.’), and reduced non-iterative (‘RIT Non-it.’).

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