{"paper":{"title":"Testing the radius scaling relation with ${\\it Gaia}$ DR2 in the ${\\it Kepler}$ field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Aldo Serenelli, Daniel Huber, Dennis Stello, Joel C. Zinn, Keivan Stassun, Marc H. Pinsonneault","submitted_at":"2019-10-01T23:56:49Z","abstract_excerpt":"We compare radii based on ${\\it Gaia}$ parallaxes to asteroseismic scaling relation-based radii of $\\sim 300$ dwarfs $\\&$ subgiants and $\\sim 3600$ first-ascent giants from the ${\\it Kepler}$ mission. Systematics due to temperature, bolometric correction, extinction, asteroseismic radius, and the spatially-correlated ${\\it Gaia}$ parallax zero-point, contribute to a $2\\%$ systematic uncertainty on the ${\\it Gaia}$-asteroseismic radius agreement. We find that dwarf and giant scaling radii are on a parallactic scale at the $-2.1 \\% \\pm 0.5 \\% {\\rm \\ (rand.)} \\pm 2.0\\% {\\rm \\ (syst.)}$ level (dwa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.00719","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1910.00719/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}