Neural network reconstruction of density and velocity fields from the 2MASS Redshift Survey

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Volume 689 (September 2024)

A&A, 689 (2024) A226

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Table 2

Neural network-reconstructed bulk flows in spheres of different radii around the Local Group.

Radius	${\hat{B}}_{x}^{N N}$ $\[\hat{B}_x^{\mathrm{NN}}\]$	${\hat{B}}_{y}^{N N}$ $\[\hat{B}_y^{\mathrm{NN}}\]$	${\hat{B}}_{z}^{N N}$ $\[\hat{B}_z^{\mathrm{NN}}\]$	${\hat{B}}^{N N}$ $\[\hat{B}^{\mathrm{NN}}\]$	${\hat{l}}^{N N}$ $\[\hat{l}^{\mathrm{NN}}\]$	${\hat{b}}^{N N}$ $\[\hat{b}^{\mathrm{NN}}\]$
[h⁻¹ Mpc]	[km s⁻¹]	[km s⁻¹]	[km s⁻¹]	[km s⁻¹]	[°]	[°]
0	−144 ± 91	−506 ± 80	260 ± 96	587 ± 84	254.1 ± 10.0	26.3 ± 9.3
10	−118 ± 81	−493 ± 77	219 ± 90	552 ± 79	256.5 ± 9.6	23.4 ± 9.6
20	−72 ± 66	−421± 50	150 ± 78	452 ± 55	260.3 ± 9.4	19.3 ± 10.1
30	−59 ± 57	−335 ± 60	81 ± 71	350 ± 60	260.1 ± 9.4	13.5 ± 11.4
40	−62 ± 56	−257 ± 47	37 ± 58	267 ± 48	256.5 ± 13.0	8.0 ± 13.6
50	−54 ± 55	−214 ± 49	24 ± 54	222 ± 49	255.9 ± 15.5	6.3 ± 15.2
100	−12 ± 46	−171 ± 46	12 ± 47	171 ± 46	265.9 ± 16.2	4.1 ± 16.2
150	26 ± 47	−134 ± 40	−28 ± 44	140 ± 41	281.1 ± 16.4	−11.5 ± 15.3
200	20 ± 42	−81 ± 41	−35 ± 47	90 ± 42	284.0 ± 22.7	−22.6 ± 22.6

Notes. Cartesian Galactic components, amplitude, and direction in Galactic longitude and latitude of the reconstructed bulk flows relative to the CMB.

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