# \#openifs-model-grid

**URL:** https://forum.ecmwf.int/tag/openifs-model-grid/128.md

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## [GP Gridarea](https://forum.ecmwf.int/t/gp-gridarea/12124)

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**Author:** [@Jan\_Streffing](https://forum.ecmwf.int/u/Jan_Streffing)\
**Replies:** 6\
**Last updated:** [15 April 2019 16:48 UTC](https://forum.ecmwf.int/t/gp-gridarea/12124 "2019-04-15T16:48:54Z")

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Good morning, I would like to use the gp grid cell area in OpenIFS, mostly to check conservative remapping schemes, maybe also for online oasis areas.nc calculation. I have not found any variable containing what I'm loo…

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## [Configure new vertical grid?](https://forum.ecmwf.int/t/configure-new-vertical-grid/12111)

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**Author:** [@Joakim\_Kjellsson](https://forum.ecmwf.int/u/Joakim_Kjellsson)\
**Replies:** 3\
**Last updated:** [24 August 2018 12:21 UTC](https://forum.ecmwf.int/t/configure-new-vertical-grid/12111 "2018-08-24T12:21:09Z")

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Hi I've been running OpenIFS using either L60, L91 or L137 vertical levels, which are all standard configurations. But is it possible to configure my own vertical grid? Specifically, I'd like to increase the vertical …

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## [How to find connectivity information (neighbours) between gridpoints in IFS](https://forum.ecmwf.int/t/how-to-find-connectivity-information-neighbours-between-gridpoints-in-ifs/12136)

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**Author:** [@Glenn\_Carver](https://forum.ecmwf.int/u/Glenn_Carver)\
**Replies:** 4\
**Last updated:** [23 May 2018 12:32 UTC](https://forum.ecmwf.int/t/how-to-find-connectivity-information-neighbours-between-gridpoints-in-ifs/12136 "2018-05-23T12:32:25Z")

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Hi, I am adding some code to OpenIFS and I want to know how to get the connectivity information of neighbouring grid-points? I understand how to get the latitude/longitude position of each gridpoint but not locate the …

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## [GMV/GMVS 'blocked' grid point arrays](https://forum.ecmwf.int/t/gmv-gmvs-blocked-grid-point-arrays/12165)

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**Author:** [@Glenn\_Carver](https://forum.ecmwf.int/u/Glenn_Carver)\
**Replies:** 1\
**Last updated:** [23 May 2018 12:11 UTC](https://forum.ecmwf.int/t/gmv-gmvs-blocked-grid-point-arrays/12165 "2018-05-23T12:11:50Z")

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A quick question about the GMV/GMVS grid point data structures. These are pointers to 'blocked' data (I guess for computational efficiency reasons): GMV(1:NPROMA, :, :, 1:NGPBLKS) GMVS(1:NPROMA, :, 1:NGPBLKS) I …

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## [Running OpenIFS at T511](https://forum.ecmwf.int/t/running-openifs-at-t511/12125)

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**Author:** [@Gijs\_van\_den\_Oord](https://forum.ecmwf.int/u/Gijs_van_den_Oord)\
**Replies:** 7\
**Last updated:** [26 January 2017 09:01 UTC](https://forum.ecmwf.int/t/running-openifs-at-t511/12125 "2017-01-26T09:01:12Z")

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Hi, I am trying to run OpenIFS at the ECMWF on a T511L60 reduced Gauss grid initial state that I created from era-interim. I am using 16 MPI tasks. The program aborts with the message: SLCSET: IPERIOD AND YDSL%NDLSUR ARE…