cedadev / cis

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spatial collocation not working #17

Closed MasaruYoshioka closed 5 years ago

MasaruYoshioka commented 5 years ago

HI. I'm new not only here but on github itself and not sure if this request fits here. I'm basically using this like raising a ticket on a modelling helpdesk. Here I'm reporting my problem in cis col and seeking help.

I had made cis col work for my UM (vn8.4) outputs and AERONET and MODIS data after having lots of difficulties and getting lots of help. Now I'm dealing with a new set of simulation data from other Earth System Model. Initially I had a problem in time collocation and cis col had output data with no values but it seems to have been resolved and it gives me an output data with finite values.

However, for some reason the output has the same dimension as the input simulation data to be collocated, instead of the observation data to be used as reference for collocation. This means spatial collocation has not been done at all. This is the command I'm using;

cis col -q od550aer:od550aer_IPSL_PDv2_CRESCENDOWP6_20100101_10h30m_loc.nc g4.subsetted.MOD08_D3_6_1_AOD_550_Dark_Target_Deep_Blue_Combined_Mean.20100101_10h30m.180W_90S_180E_90N.nc -o od550aer_IPSL_PDv2_CRESCENDOWP6_20100102_10h30m_loc_col_MOD08_D3g_1on1_tmod.nc

Here, od550aer:od550aer_IPSL_PDv2_CRESCENDOWP6_20100101_10h30m_loc.nc is the simulation data I want to collocate with MODIS data, and has horizontal dimension of 144x143.

g4.subsetted.MOD08_D3_6_1_AOD_550_Dark_Target_Deep_Blue_Combined_Mean.20100101_10h30m.180W_90S_180E_90N.nc is the MODIS data I want to collocate simulation data with, and has a horizontal dimension of 360x180.

od550aer_IPSL_PDv2_CRESCENDOWP6_20100102_10h30m_loc_col_MOD08_D3g_1on1_tmod.nc is the results. This has the same dimension as the original simulation data, not as the MODIS data... That means they were not spatially collocated with MODIS data for some reason. Can I get any help here?

I'm not sure if I can share the simulation data here. It is not open to the public. It is too big to upload anyway.

Thank you. Masaru

MasaruYoshioka commented 5 years ago

This issue has been solved by adding ":variable=AOD_550_Dark_Target_Deep_Blue_Combined_Mean" after the file name of MODIS data.

Thanks. Masaru