RMD time base not checked yet .par file hasn't had on deck deleted yet FS checked timing with version of Russ' matlab commands used for Abe50 figure(1);clf;plot(abe51_mavs(:,1),-abe51_mavs(:,9),'.r');hold on; plot(att.t,(att.gyro_corrected)*5.5-11.5e3); hold off Based on comparison of edges near start and end of time, no adjustment of time base needed. array saved as .mat file abe50_mavs.mat after on-deck sections removed from ends SRV additional notes 7/16/02: trying to deduce differences and origins of abe51_mavs.mat vs abe51_mavs2.mat loading abe51_mavs.mat results in a structured array "mavs" with fields: t: [61475x1 double] vela: [61475x1 double] velb: [61475x1 double] velc: [61475x1 double] veld: [61475x1 double] temp: [61475x1 double] pitch: [61475x1 double] roll: [61475x1 double] my: [61475x1 double] mx: [61475x1 double] while loading abe51_mavs2.mat generates structured array "mavs" with fields: t: [53328x1 double] vela: [53328x1 double] velb: [53328x1 double] velc: [53328x1 double] veld: [53328x1 double] temp: [53328x1 double] pitch: [53328x1 double] roll: [53328x1 double] my: [53328x1 double] mx: [53328x1 double] pitchcor: [53328x1 double] rollcor: [53328x1 double] u: [53328x1 double] U: [53328x1 double] v: [53328x1 double] V: [53328x1 double] w: [53328x1 double] W: [53328x1 double] Vn: [53328x1 double] Ve: [53328x1 double] Vup: [53328x1 double] Uabe: [53328x1 double] Vabe: [53328x1 double] Wabe: [53328x1 double] In addtion to the field differences here are relative file sizes (as of 7/16/02) bytes creationdate filename 2091296 Dec 7 2000 abe51_mavs.mat 3137950 Sep 7 2000 abe51_mavs.par 3992308 Sep 7 2000 abe51_mavs.raw 453 Oct 2 2000 abe51_mavs.readme 7148376 Oct 26 2000 abe51_mavs2.mat It's still unclear to me (SRV) whether _mavs2.mat was created by a mavs_vel.m script or some part of a more general _proc.m script... Emailing Fritz...