function t=radiometertime(filestring)
fhandle=fopen(filestring);
timecode=textscan(fhandle,'%s','HeaderLines',1);
fclose(fhandle);
timearray=timecode{1};
times=cell(length(timearray),4);
t=zeros(length(timearray),1);
for i=1:length(timearray)
    times{i,1}=timearray{i}(end-15:end-13);
    times{i,2}=timearray{i}(end-11:end-10);
    times{i,3}=timearray{i}(end-8:end-7);
    times{i,4}=timearray{i}(end-5:end);
    t(i)=datenum('1-Jan-2013')+str2double(times(i,1))-1+str2double(times(i,2))./24+str2double(times(i,3))./(24*60)+str2double(times(i,4))./(24*3600);
end
    
