# Keep validity variable in HARP exported product

**URL:** https://forum.atmospherictoolbox.org/t/keep-validity-variable-in-harp-exported-product/266
**Category:** HARP
**Created:** [February 5, 2021, 12:56pm UTC](https://forum.atmospherictoolbox.org/t/keep-validity-variable-in-harp-exported-product/266 "2021-02-05T12:56:33Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![sander.niemeijer](https://forum.atmospherictoolbox.org/user_avatar/forum.atmospherictoolbox.org/sander.niemeijer/32/5_2.png) [@sander.niemeijer](https://forum.atmospherictoolbox.org/u/sander.niemeijer)
#### Post date: [February 5, 2021, 1:43pm UTC](https://forum.atmospherictoolbox.org/t/keep-validity-variable-in-harp-exported-product/266/4 "2021-02-05T13:43:50Z")

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If you perform a spatial binning, then the validity information will be removed. This is because you can’t perform an area weighted average of quality flags.

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