457P shows dust activity without detectable H2O, CO, CO2, or CH3OH, with Q(H2O) < 2e24 molecules/s, indicating it may be more volatile-depleted than other main-belt comets.
J., Ballouz, R.-L., Bottke, W
2 Pith papers cite this work, alongside 24 external citations. Polarity classification is still indexing.
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astro-ph.EP 2years
2026 2representative citing papers
Asteroids 1093 Freda and 1390 Abastumani display spectral characteristics intermediate between C and dark X types, possibly due to cronstedtite on their surfaces.
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Emerging Diversity Among the Main-Belt Comets: Insights from JWST and Ground-Based Observations of 457P/Lemmon-PANSTARRS
457P shows dust activity without detectable H2O, CO, CO2, or CH3OH, with Q(H2O) < 2e24 molecules/s, indicating it may be more volatile-depleted than other main-belt comets.
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Dark asteroids exhibiting intermediate characteristics between C and X types
Asteroids 1093 Freda and 1390 Abastumani display spectral characteristics intermediate between C and dark X types, possibly due to cronstedtite on their surfaces.