2a25 scan time read

path = ''
file = '2A25.080922.61845.6.HDF'
filename = path+file
;fileout = 'dim.txt'
;openw, lun, fileout, /get_lun
hdfid = hdf_open(file)
result = hdf_vd_vdatalist(hdfid)
help, result, /structure

index = hdf_vd_find(hdfid, 'scan_time')
vdataid = hdf_vd_attach(hdfid, index)
nread = hdf_vd_read(vdataid, data, fields=scan_time)