{"action":"created","issue":{"url":"https://api.github.com/repos/scikit-xray/scikit-xray/issues/320","labels_url":"https://api.github.com/repos/scikit-xray/scikit-xray/issues/320/labels{/name}","comments_url":"https://api.github.com/repos/scikit-xray/scikit-xray/issues/320/comments","events_url":"https://api.github.com/repos/scikit-xray/scikit-xray/issues/320/events","html_url":"https://github.com/scikit-xray/scikit-xray/issues/320","id":104090230,"number":320,"title":"SI units","user":{"login":"chuckie82","id":1917664,"avatar_url":"https://avatars.githubusercontent.com/u/1917664?v=3","gravatar_id":"","url":"https://api.github.com/users/chuckie82","html_url":"https://github.com/chuckie82","followers_url":"https://api.github.com/users/chuckie82/followers","following_url":"https://api.github.com/users/chuckie82/following{/other_user}","gists_url":"https://api.github.com/users/chuckie82/gists{/gist_id}","starred_url":"https://api.github.com/users/chuckie82/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/chuckie82/subscriptions","organizations_url":"https://api.github.com/users/chuckie82/orgs","repos_url":"https://api.github.com/users/chuckie82/repos","events_url":"https://api.github.com/users/chuckie82/events{/privacy}","received_events_url":"https://api.github.com/users/chuckie82/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":7,"created_at":"2015-08-31T16:54:11Z","updated_at":"2015-09-02T13:15:40Z","closed_at":null,"body":"It would be nice if we all use SI units for angles and lengths:\r\nangle (radians) -> not (degrees)\r\nlength (m) -> not (mm,Angstroms)\r\n\r\nWe can keep electron volts.\r\n\r\nNot sure how much work it would be to modify existing code to conform, e.g. recip.py."},"comment":{"url":"https://api.github.com/repos/scikit-xray/scikit-xray/issues/comments/137073562","html_url":"https://github.com/scikit-xray/scikit-xray/issues/320#issuecomment-137073562","issue_url":"https://api.github.com/repos/scikit-xray/scikit-xray/issues/320","id":137073562,"user":{"login":"CJ-Wright","id":6740689,"avatar_url":"https://avatars.githubusercontent.com/u/6740689?v=3","gravatar_id":"","url":"https://api.github.com/users/CJ-Wright","html_url":"https://github.com/CJ-Wright","followers_url":"https://api.github.com/users/CJ-Wright/followers","following_url":"https://api.github.com/users/CJ-Wright/following{/other_user}","gists_url":"https://api.github.com/users/CJ-Wright/gists{/gist_id}","starred_url":"https://api.github.com/users/CJ-Wright/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/CJ-Wright/subscriptions","organizations_url":"https://api.github.com/users/CJ-Wright/orgs","repos_url":"https://api.github.com/users/CJ-Wright/repos","events_url":"https://api.github.com/users/CJ-Wright/events{/privacy}","received_events_url":"https://api.github.com/users/CJ-Wright/received_events","type":"User","site_admin":false},"created_at":"2015-09-02T13:15:40Z","updated_at":"2015-09-02T13:15:40Z","body":"My only issue with the unitless/arbitrary numbers is that they don't lend themselves to working with constants. Unitless distances also makes the assumption that something that goes in as meters will always stay as meters.\r\ne.g. calculating the energy of a photon based on its wavelength produces very different results if the program does not distinguish between 10 angstroms and 10 meters."}}