{"paper":{"title":"LIGHTS. The extended point spread functions of the LIGHTS survey at the LBT","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Dennis Zaritsky, Garreth Martin, Giulia Golini, Ignacio Trujillo, Javier Rom\\'an, Mauro D'Onofrio, Mireia Montes, Nafise Sedighi, Nushkia Chamba, Pedram Ashofteh Ardakani, Ra\\'ul Infante-Sainz, Richard Donnerstein, Samane Raji, Sepideh Eskandarlou, S. Zahra Hosseini-ShahiSavandi, Zahra Sharbaf","submitted_at":"2024-10-26T14:40:39Z","abstract_excerpt":"With the arrival of the next generation of ultra-deep optical imaging surveys reaching $\\mu_V$$\\sim$30 mag/arcsec$^2$ (3$\\sigma$; 10\"$\\times$10\"), the removal of scattered light due to the point spread function (PSF) effect remains a critical step for the scientific exploitation of the low surface brightness information contained in these data. Because virtually all pixels in the ground-based images are affected by an unwanted screen of light with a brightness greater than $\\mu_V$$\\sim$29 mag/arcsec$^2$, the characterization of the extended PSF (R$>$5 arcmin) is mandatory. We describe the proc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.20190","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/2410.20190/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"}