{"action":"opened","issue":{"url":"https://api.github.com/repos/hammerlab/pileup.js/issues/384","labels_url":"https://api.github.com/repos/hammerlab/pileup.js/issues/384/labels{/name}","comments_url":"https://api.github.com/repos/hammerlab/pileup.js/issues/384/comments","events_url":"https://api.github.com/repos/hammerlab/pileup.js/issues/384/events","html_url":"https://github.com/hammerlab/pileup.js/issues/384","id":118131410,"number":384,"title":"Tile shearing on pan + zoom out + pan","user":{"login":"danvk","id":98301,"avatar_url":"https://avatars.githubusercontent.com/u/98301?v=3","gravatar_id":"","url":"https://api.github.com/users/danvk","html_url":"https://github.com/danvk","followers_url":"https://api.github.com/users/danvk/followers","following_url":"https://api.github.com/users/danvk/following{/other_user}","gists_url":"https://api.github.com/users/danvk/gists{/gist_id}","starred_url":"https://api.github.com/users/danvk/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/danvk/subscriptions","organizations_url":"https://api.github.com/users/danvk/orgs","repos_url":"https://api.github.com/users/danvk/repos","events_url":"https://api.github.com/users/danvk/events{/privacy}","received_events_url":"https://api.github.com/users/danvk/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/hammerlab/pileup.js/labels/bug","name":"bug","color":"fc2929"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-11-20T21:40:13Z","updated_at":"2015-11-20T21:40:13Z","closed_at":null,"body":"Pan a bit to the right on the demo page. Zoom out. Pan a bit more. The tiles get misaligned:\r\n\r\n![screen shot 2015-11-20 at 4 33 42 pm](https://cloud.githubusercontent.com/assets/98301/11312612/53b9fb4e-8fa5-11e5-99ce-95256e944007.png)\r\n\r\nI usually see this somewhere around `chr17:7,513,869`."}}