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Day-night differences in Mars methane suggest nighttime containment at Gale crater

Christopher R. Webster, Paul R. Mahaffy, Jorge Pla-Garcia et al., 2021. Astronomy & Astrophysics 650, A166.

Two daytime TLS measurements average 0.05 ± 0.22 ppbv against 0.52 ± 0.10 ppbv at night in the same season, supporting night-time containment and daytime dilution; reports a spike of 20.5 ± 4 ppbv in June 2019 and argues that widespread seepage would need fast destruction or sequestration.

MYS0D7EXRJT3793 · mystery · click to copyMMars methane puzzleArticledoi: 10.1051/0004-6361/202040030Checked against the original0

What it's used for here

The day-night test and the largest reported spike.

Cited by on this site 6 records

Cite it

Webster, C. R., Mahaffy, P. R., Pla-Garcia, J., Rafkin, S. C. R., Moores, J. E., & et al. (2021). Day-night differences in Mars methane suggest nighttime containment at Gale crater. Astronomy & Astrophysics 650, A166. https://doi.org/10.1051/0004-6361/202040030
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