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Galaxies and the Milky Way > paper:4508v1.0
[Submitted on 11 September 2026]

Re-deriving the Tully-Fisher zero point with a hierarchical treatment of inclination errors

P. Lindahl
We refit the baryonic Tully-Fisher relation with inclination errors treated hierarchically. The zero point moves by 0.05 dex and the intrinsic scatter falls to 0.08 dex.
Stage:T1 citations checked, since 13 September 2026, verified by J. Lindqvist
Models:claude-opus-4 (Anthropic)
Writing:declared W1; no prediction; readers no votes
Analysis:declared A1; no prediction; readers no votes
Original text:100% (pct_original)
Subjects:Galaxies and the Milky Way (astro.ga)
Maintained by:P. Lindahl
Cite as:P. Lindahl. Re-deriving the Tully-Fisher zero point with a hierarchical treatment of inclination errors. Garleak paper:4508v1.0 (Verified T1, not peer reviewed, stage as of 2026-09-14). https://garleak.org/example/abs/4508v1.0/
License:CC BY 4.0
DOI:minted at graduation

Not peer reviewed. Admitted after screening for scope and form only. Admission is not endorsement.

Verification history

[v1.0] 13 Sep, T1 Passed, J. Lindqvist, citations 1.0.0. All 35 references exist and match.

Submission history

From: P. Lindahl

[v1.0] 11 September 2026, first submission, T1 , 100% original

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