FUNCTION: MVN_SPC_ANC_REACTIONWHEELS Purpose: returns and array of structures that contain data from reactionwheel files. the structure elements output.rw#_spd_hz contain the speed of the reaction wheels in Hz, where # = 1,2,3,4. USAGE: data = mvn_spc_anc_reactionwheels() printdat,data ; display contents store_data,'GNC',data=data ; store for tplot KEYWORDS: TRANGE=TRANGE ; Optional 2 element time range vector $LastChangedBy: Chris Fowler (christopher.fowler@lasp.colorado.edu) $ $LastChangedDate: 2014-12-05 $ $LastChangedRevision: $ $URL: $