read: [19.0833, 0.207938, 0.147861] write: [0, nan, 0.000000] read: [16.4167, 0.242886, 0.167897] write: [0, nan, 0.000000] read: [15.4167, 0.259529, 0.206097] write: [0, nan, 0.000000] read: [15.0833, 0.260498, 0.190511] write: [0, nan, 0.000000] read: [15.75, 0.257949, 0.178803] write: [0, nan, 0.000000] read: [16, 0.244971, 0.195103] write: [0, nan, 0.000000] read: [13.6667, 0.293927, 0.242940] write: [0, nan, 0.000000] read: [13.5833, 0.294228, 0.247919] write: [0, nan, 0.000000] read: [14.75, 0.276783, 0.184501] write: [0, nan, 0.000000] read: [19.5, 0.203748, 0.137095] write: [0, nan, 0.000000]