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We investigate the patterns and timescales of temporal line profile variability in order to explore the dynamical circumstellar environment of the PMS Herbig Ae star V351 Ori. Methods.We obtained 45 high-resolution (R~28,000) spectra of V351 Ori at timescales of hours, days, and months.We analysed the H\\alpha line profiles and also examined the H\\beta, NaD1 and NaD2 line profiles to explore "},"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":"1011.3412","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-11-15T15:01:34Z","cross_cats_sorted":[],"title_canon_sha256":"3de06b841479c6849a95ff64d02779e748e0cbcb677f172150c2fb07d344cb10","abstract_canon_sha256":"8937a404fab93d8b2d24e9d11bcfd97a1f52e0afd5265e855e40934bc807bb3c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:31:52.157960Z","signature_b64":"u0G++ijowII88CZInj7Xqroz6YA15pTfzI7nCKtdILYPG3WwdBsStWDDtTTuJC/IWpZrGLQJCCW6oDnzQATUAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"770576c7784a556dccd096e6e62f1927ada1b17023d514e8ea41359f92b26b4a","last_reissued_at":"2026-05-18T04:31:52.157544Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:31:52.157544Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Variable circumstellar activity of V351 Orionis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Gajendra Pandey, H. 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