Supernova 1987A did not test the neutrino mass hierarchy

2002/02/18 by V. Barger, D. Marfatia, Danny Marfatia +1 · 2 citations
Physics and Astronomy · #Astrophysics and Cosmic Phenomena #Gamma-ray bursts and supernovae #Neutrino Physics Research #astro-ph #hep-ex #hep-ph

paper · pdf · doi:10.1016/s0370-2693(02)01546-0

published as Phys.Lett.B532:19-28,2002 · 15 pages, 9 figures

arxiv created 2002/02/18 · openalex publication_date 2002/04/01 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/01

Abstract

We dispel the misconception that data from SN 1987A favor the normal neutrino mass hierarchy over the inverted hierarchy for sin2θ13≳10−4. We find comparable fits for the two hierarchies. No bound can be placed on the mixing angle θ13 even at the 1σ level.

Citations

• Preliminary reference Earth model
• Observation of a neutrino burst from the supernova SN1987A

Cited by

• Prospects of very long baseline neutrino oscillation experiments with the KEK-JAERI high intensity proton accelerator
• Neutrinos from SN1987A: flavor conversion and interpretation of results
• Signatures of supernova neutrino oscillations in the Earth mantle and core