A new method to cleanly separate hot and cool populations using just Gaia and 2MASS photometry

arXiv:2609.15264 · astro-ph.SR, astro-ph.GA · Submitted 2026-09-14 · Read on arXiv

astro-ph.SR, astro-ph.GA

Submitted: 2026-09-14

Updated: 2026-09-14

Comments: To appear in Highlights of Spanish Astrophysics XIII, Proceedings of the XVII Scientific Meeting of the Spanish Astronomical Society held on 13-17 July 2026, in Tarragona, Spain. The generated file includes two animated pdfs, which require an Adobe-compatible viewer to activate the animation

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

Terminology

• AGN — 1× in this paper · explained in 1 episode
• Calibration — 1× in this paper · explained in 7 episodes

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