Hi Jitka: We have been assuming that different runtimes would be in different files. Is that possible for your data? Also, I will think about how to deal with the case where they are in the same file. John > > John, > see my comment below > > > On 2011-07-27 19:15, Unidata netCDF Java Support wrote: > > > it says its ensemble data, but all have perturbation = 0. So an ensemble > dimension of 1 is created. > > im seeing 2 variables, Temperature and "Total Precipitation rate". > > For Temperature: > > 1) multiple runs (refDate), 6 hours apart. > 2) for each refDate, 6 hour forecasts out to 360 hours. > > since these overlap, I end up with 664 unique forecast times. (this is in 4.3 > sorry you cant see it yet). > > For Total Precipitation rate: > > 1) multiple runs (refDate), 6 hours apart. > 2) for each refDate, 6 hour forecasts out to 360 hours > 3) each forecast is for the interval 0-foreast (0 = refDate), so one sees > 0-6, 0-12, 0-18 ,...0-360. > > these constitute unique coordinates (no overlap) so you get 36844 of them. > The only thing I can think of if I am misunderstanding what the intervals > are. (?) > > what would you expect ? > > > > > Actually I would expect a run dimension , e.g. : > > Total_precipitation_rate (run=600, time=60, ......) > > since the file contains approximately 600 forecast runs - first > refDate=01/01/2011 00:00, last refDate=05/31/2011 18:00,6 hours apart, and > the runs are 6 hour forecasts out to 360 hours (this info is provided by > NDFD DeGrib) > > > > I see, so you actually want this to be an FMRC with a two dimension time > coordinate ? > > > > yes indeed, this is the purpose of the runtime > dimension, isn't it > I use the 'get dimension' methods of GridDatatype ( > getRunTimeDimension() ,.getEnsembleDimension(), getTimeDimension(),.....) , > it is a simple and easy way to read the files that > can be wrapped as GridDataset. > > However I haven't got a GridDataset yet that provides this runTime > dimension > > > > > > > > Ticket Details > =================== > Ticket ID: WIK-413864 > Department: Support netCDF Java > Priority: Normal > Status: Open > > > > > > > > > > > > > > > > DISCLAIMER: This message is intended exclusively for the addressee(s) and may > contain confidential and privileged information. If you are not the intended > recipient please notify the sender immediately and destroy this message. > Unauthorized use, disclosure or copying of this message is strictly > prohibited. > The foundation 'Stichting Deltares', which has its seat at Delft, The > Netherlands, Commercial Registration Number 41146461, is not liable in any > way whatsoever for consequences and/or damages resulting from the improper, > incomplete and untimely dispatch, receipt and/or content of this e-mail. > > > > > > > > > Ticket Details =================== Ticket ID: WIK-413864 Department: Support netCDF Java Priority: Normal Status: Open
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