Enabling Metallicity Measurements of M-dwarf Microlensing Lenses out to the Galactic Bulge

arXiv:2609.05265 · astro-ph.EP, astro-ph.GA, astro-ph.IM, astro-ph.SR · Submitted 2026-09-04 · Read on arXiv

astro-ph.EP, astro-ph.GA, astro-ph.IM, astro-ph.SR

Submitted: 2026-09-04

Updated: 2026-09-16

Comments: 22 pages, 5 figures; submitted to ApJ

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Metallicity — 8× in this paper · explained in 3 episodes
• Microlensing — 3× in this paper · explained in 2 episodes
• Roman Galactic Bulge Time-Domain Survey — 1× in this paper

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