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They show typical well-known LBV spectra, broad and strong hydrogen lines, He I lines, many Fe II lines, and forbidden [Fe II] and [Fe III]. Using archival Hubble Space Telescope and ground-based telescope data, we have estimated the bolometric magnitudes of these objects from -8.4 to -11.5, temperatures, and reddening. Source NGC 4736_1 (Mv = -10.2 +/- 0.1 mag) demonstrated variability between 2005 and 2018 as Delta V = 1.1 mag and Delta B = 0.82 mag, the object belongs to LBV stars. NGC 4736_2 (Mv < -8.6 mag) shows P"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1901.05277","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-01-16T13:46:41Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"d591265326a0c7d43e3aa2897de9eb9d8afb4fb45beea5e1ff193b7bbafcab13","abstract_canon_sha256":"1444f46cfdb8fa09c8693a79b4dfc9c5abc6c4b8e94225c59950d17cb844b068"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:52.641109Z","signature_b64":"FBtRnku3SQIH42LJQyhafS9+L9n3C1CgIzZyYYT26v6CcaxS7IKUybF/2lAxmbmIY+K4nVJYZtNv7saqmzaPCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"46ad77ceee29c2c4d8a4bb1364fade4b41dfba32e50b676f5a964cf00ae742b8","last_reissued_at":"2026-05-17T23:55:52.640562Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:52.640562Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"New Luminous Blue Variable Candidates in NGC 4736","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"A. Kostenkov, A. Moskvitin, A. Sarkisyan, A. Valeev, A. Vinokurov, E. Nikolaeva, K. Atapin, O. Sholukhova, O. Spiridonova, S. Fabrika, Y. Solovyeva","submitted_at":"2019-01-16T13:46:41Z","abstract_excerpt":"We have found three new LBV candidates in the star-forming galaxy NGC 4736. They show typical well-known LBV spectra, broad and strong hydrogen lines, He I lines, many Fe II lines, and forbidden [Fe II] and [Fe III]. Using archival Hubble Space Telescope and ground-based telescope data, we have estimated the bolometric magnitudes of these objects from -8.4 to -11.5, temperatures, and reddening. Source NGC 4736_1 (Mv = -10.2 +/- 0.1 mag) demonstrated variability between 2005 and 2018 as Delta V = 1.1 mag and Delta B = 0.82 mag, the object belongs to LBV stars. 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