{"issue":{"state":"closed","created_at":"2011-11-26T01:13:54Z","updated_at":"2011-11-28T21:32:38Z","user":{"gravatar_id":"b2a66b4a75397bcd42fdd7bb399ee553","id":346587,"url":"https://api.github.com/users/eteq","avatar_url":"https://secure.gravatar.com/avatar/b2a66b4a75397bcd42fdd7bb399ee553?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","login":"eteq"},"comments":0,"body":"Something in the FK4->FK5 conversion isn't working right.  e.g.:\r\n\r\n```\r\n>>> from astropysics.coords import coordsys\r\n>>>print coordsys.FK4Coordinates('00:26:30 -70:03:00').convert(coordsys.FK5Coordinates)\r\nFK5Coordinates: 17:59:33.341 -3:28:46.13 J2000.0\r\n```\r\n\r\nwhich is very wrong.  The problem is somewhere in `coordsys.FK4Coordinates._precessionMatrixB`, but I'll have to dig to see where","assignee":null,"id":2353284,"number":5,"labels":[],"pull_request":{"patch_url":null,"html_url":null,"diff_url":null},"title":"FK4->FK5 conversion not coorect","closed_at":"2011-11-28T21:32:37Z","html_url":"https://github.com/eteq/astropysics/issues/5","url":"https://api.github.com/repos/eteq/astropysics/issues/5","milestone":null},"action":"closed"}