{"paper":{"title":"ROPS: A New Search for Habitable Earths in the Southern Sky","arxiv_id":"1204.6283","primary_cat":"astro-ph.EP","submitted_at":"2012-04-27T17:55:28+00:00","version_compiled":"v2"},"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. 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0.90 micron region, we have achieved an r.m.s. precision of 10 m/s for an M5.5V spectral type star with spectral S/N ~160 on 5 minute timescales.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.97,"main_claim_p":0.07,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.02,"result":0.98,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":5,"p":0.73,"id":"s5","own":true,"role":"result","text":"By M8V spectral type, a precision of ~30 m/s at S/N = 25 is suggested, although more observations are needed.","hedge":{"p":1.0,"label":"hedged_possibility"},"own_p":0.61,"main_claim_p":0.05,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.73,"background":0.0,"limitation":0.25,"future_work":0.02,"contribution":0.0,"interpretation":0.0}},{"i":6,"p":0.58,"id":"s6","own":true,"role":"interpretation","text":"An assessment of our errors and scatter in the radial velocity points hints at the presence of stellar radial velocity variations.","hedge":{"p":0.99,"label":"hedged_possibility"},"own_p":0.92,"main_claim_p":0.04,"quantitative":false,"quantitative_p":0.06,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.39,"background":0.0,"limitation":0.03,"future_work":0.0,"contribution":0.0,"interpretation":0.58}},{"i":7,"p":1.0,"id":"s7","own":true,"role":"result","text":"Of our sample of 7 stars, 2 show radial velocity signals at 6-sigma and 10-sigma of the cross correlation uncertainties.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.96,"main_claim_p":0.09,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.0,"result":1.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":8,"p":0.85,"id":"s8","own":true,"role":"interpretation","text":"If the signals are planetary in origin, our findings are consistent with estimates of Neptune mass planets that predict a frequency of 13 - 27 per cent for early M dwarfs.Our current analysis indicates the we can achieve a sensitivity that is equivalent to the amplitude induced by a 6 M_Earth planet orbiting in the habitable zone.","hedge":{"p":0.94,"label":"hedged_possibility"},"own_p":0.79,"main_claim_p":0.43,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.15,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.85}},{"i":9,"p":0.62,"id":"s9","own":true,"role":"result","text":"Based on simulations, we estimate that <10 M_Earth habitable zone planets will be detected in a new stellar mass regime, with <=20 epochs of observations.","hedge":{"p":0.73,"label":"hedged_possibility"},"own_p":0.57,"main_claim_p":0.2,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.01,"result":0.62,"background":0.0,"limitation":0.0,"future_work":0.06,"contribution":0.03,"interpretation":0.28}}]},"compiled":{"main_claim":{"p":0.61,"text":"If the signals are planetary in origin, our findings are consistent with estimates of Neptune mass planets that predict a frequency of 13 - 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