# GOES-16 as a single virtual Zarr store

**URL:** <https://discourse.pangeo.io/t/goes-16-as-a-single-virtual-zarr-store/5721>\
**Category:** Uncategorized\
**Created:** [June 2, 2026, 5:54pm UTC](https://discourse.pangeo.io/t/goes-16-as-a-single-virtual-zarr-store/5721 "2026-06-02T17:54:13Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![TomNicholas](https://yyz2.discourse-cdn.com/flex030/user_avatar/discourse.pangeo.io/tomnicholas/32/3189_2.png) [@TomNicholas](https://discourse.pangeo.io/u/TomNicholas)\
**Post date:** [June 2, 2026, 5:54pm UTC](https://discourse.pangeo.io/t/goes-16-as-a-single-virtual-zarr-store/5721/1 "2026-06-02T17:54:13Z")

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I stress-tested VirtualiZarr and Icechunk by ingesting all of the GOES-16 Cloud and Moisture Imagery Product archive into a single store.

As far as I know this is the biggest virtual Zarr store ever (by number of chunks - 7.1 billion).

> **[Old format, no problem!: Cloud-optimizing the GOES-16 archive as Virtual Zarr...](https://www.earthmover.io/blog/virtual-zarr)**
>
> Access billions of chunks of satellite imagery as a single Zarr store, without copying any data!

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**Author:** ![Thomas\_Moore](https://yyz2.discourse-cdn.com/flex030/user_avatar/discourse.pangeo.io/thomas_moore/32/2035_2.png) [@Thomas\_Moore](https://discourse.pangeo.io/u/Thomas_Moore)\
**Post date:** [June 4, 2026, 1:27am UTC](https://discourse.pangeo.io/t/goes-16-as-a-single-virtual-zarr-store/5721/2 "2026-06-04T01:27:50Z")

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Huge! Literally and figuratively.

So welcome seeing this progress. Thank you.

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**Author:** ![Robert.Pincus](https://avatars.discourse-cdn.com/v4/letter/r/ed8c4c/32.png) [@Robert.Pincus](https://discourse.pangeo.io/u/Robert.Pincus)\
**Post date:** [June 4, 2026, 2:17am UTC](https://discourse.pangeo.io/t/goes-16-as-a-single-virtual-zarr-store/5721/3 "2026-06-04T02:17:54Z")

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You are my hero, Tom Nicholas. This is the bomb. Thank you.