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ESO 243-49 HLX-1, otherwise known as HLX-1, is an intermediate mass black hole (IMBH) candidate located 8\" (3.7 Kpc) from the centre of the edge-on S0 galaxy ESO 243-49. How the black hole came to be associated with this galaxy, and the nature of the environment in which it resides, are still unclear. Using multi-wavelength observations we investigate the nature of the medium surrounding HLX-1, search for evidence of past mergers with ESO 243-49 and constrain parameters of the galaxy. Methods. We reduce and analyse integral field unit observations of ESO 243-49 that were taken with the M"},"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":"1704.04434","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-04-14T14:25:56Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"fd141f10a43898803c323d891d7b4de9e5b870c0d4f6bc6c5fdf2b7324472883","abstract_canon_sha256":"a395374d4f8a64375d7da55058430fef78a96583a0eda60a4b07434cdb4bbcb8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:41:24.253397Z","signature_b64":"f5Fh+24ovbfawYUtzLgV2GqcHoFjokhIy4/iSpAsEOfQP5rSTd2PWO1PHECx7Jmhj5qu4AR8rAS8sSKPep5hDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ae1307d7c4e5fa6f89215c6ec21a0516189b331a949aa32e408c205b1a735f3f","last_reissued_at":"2026-05-18T00:41:24.252781Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:41:24.252781Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Understanding the environment around the intermediate mass black hole candidate ESO 243-49 HLX-1","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.HE","authors_text":"A. 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