{"paper":{"title":"Magnetar outbursts: an observational review","arxiv_id":"1101.4472","primary_cat":"astro-ph.GA","submitted_at":"2011-01-24T09:20:57+00:00","version_compiled":"v1"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13-20260917 on the question bank abstract-p1-20260923, exactly as returned. No sentence in this record was written by a language model.","schema":"pith.compiled-record/v0","status":"compiled","abstract":{"source":"arXiv listing abstract v1","sentences":[{"i":0,"p":1.0,"id":"s0","own":false,"role":"background","text":"Transient outbursts from magnetars have shown to be a key property of their emission, and one of the main way to discover new sources of this class.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.08,"main_claim_p":0.15,"quantitative":false,"quantitative_p":0.05,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.0,"background":1.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":1,"p":0.96,"id":"s1","own":false,"role":"background","text":"From the discovery of the first transient event around 2003, we now count about a dozen of outbursts, which increased the number of these strongly magnetic neutron stars by a third in six years.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.1,"main_claim_p":0.08,"quantitative":true,"quantitative_p":0.98,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.04,"background":0.96,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":2,"p":0.83,"id":"s2","own":false,"role":"background","text":"Magnetar outbursts might involve their multi-band emission resulting in an increased activity from radio to hard X-ray, usually with a soft X-ray flux increasing by a factor of 10-1000 with respect to the quiescent level.","hedge":{"p":0.74,"label":"speculative"},"own_p":0.06,"main_claim_p":0.08,"quantitative":true,"quantitative_p":0.98,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.16,"background":0.83,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.01}},{"i":3,"p":0.52,"id":"s3","own":false,"role":"result","text":"A connected X-ray spectral evolution is also often observed, with a spectral softening during the outburst decay.","hedge":{"p":0.95,"label":"asserted"},"own_p":0.07,"main_claim_p":0.04,"quantitative":false,"quantitative_p":0.08,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.52,"background":0.48,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":4,"p":0.62,"id":"s4","own":false,"role":"result","text":"The flux decay times vary a lot from source to source, ranging from a few weeks to several years, as also the decay law which can be exponential-like, a power-law or even multiple power-laws can be required to model the flux decrease.","hedge":{"p":0.99,"label":"asserted"},"own_p":0.1,"main_claim_p":0.05,"quantitative":true,"quantitative_p":0.93,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.62,"background":0.38,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":5,"p":1.0,"id":"s5","own":true,"role":"contribution","text":"We review here on the latest observational results on the multi-band emission of 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