{"paper":{"title":"Spatially-resolved properties of the ionized gas in the HII galaxy J084220+115000","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Castillo-Morales, A. Gil de Paz, A. L. Gonz\\'alez-Mor\\'an, A. P\\'erez-Calpena, D. Fern\\'andez-Arenas, D. Rosa-Gonz\\'alez, E. Carrasco, E. Terlevich, F. Bresolin, J. Gallego, J. Iglesias-P\\'aramo, J. M\\'endez-Abreu, J. Zaragoza-Cardiel, M.L. Garc\\'ia-Vargas, N. Cardiel, O. Vega, P. G\\'omez-Alvarez, R. Amor\\'in, R. Ch\\'avez, R. Izazaga-P\\'erez, R. Terlevich, S. Pascual, Y. D. Mayya","submitted_at":"2022-11-11T06:13:37Z","abstract_excerpt":"We present a spatially resolved spectroscopic study for the metal poor HII galaxy J084220+115000 using MEGARA Integral Field Unit observations at the Gran Telescopio Canarias. We estimated the gas metallicity using the direct method for oxygen, nitrogen and helium and found a mean value of 12+$\\log$(O/H)=$8.03\\pm$0.06, and integrated electron density and temperature of $\\sim161$ cm$^{-3}$ and $\\sim15400$ K, respectively. The metallicity distribution shows a large range of $\\Delta$(O/H) = 0.72 dex between the minimum and maximum (7.69$\\pm$0.06 and 8.42$\\pm$0.05) values, unusual in a dwarf star-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.06021","kind":"arxiv","version":1},"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/2211.06021/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"}