# CCAT Data Center Documentation

The CCAT Data Center manages astronomical observations, data transfer, archival, and
processing for the [CCAT Observatory](https://www.ccatobservatory.org). Hosted at the
[IT Center of the University of Cologne](https://www.itcc.uni-koeln.de/).

## I am a...

::::{grid} 2
:gutter: 3

:::{grid-item-card} Scientist
:link: source/scientists/guide
:link-type: doc
:class-card: sd-border-start sd-border-start-3 sd-border-success

Stage data for analysis, use the web interface, run pipelines on RAMSES.

**Start here:** {doc}`source/scientists/guide`
:::

:::{grid-item-card} Instrument Team Member
:link: source/instrument/integration
:link-type: doc
:class-card: sd-border-start sd-border-start-3 sd-border-warning

File observations, use the API, understand data flow from instrument to archive.

**Start here:** {doc}`source/instrument/integration`
:::

:::{grid-item-card} Developer
:link: source/components/developers
:link-type: doc
:class-card: sd-border-start sd-border-start-3 sd-border-primary

Architecture, code reference, how repos connect, API documentation.

**Start here:** {doc}`source/overview/core_concepts`
:::

:::{grid-item-card} Operations
:link: source/operations/index
:link-type: doc
:class-card: sd-border-start sd-border-start-3 sd-border-danger

Deployment, monitoring, infrastructure, secrets management.

**Start here:** {doc}`source/operations/index` *(login required)*
:::

::::

## Quick links

- {doc}`source/overview/core_concepts` — system architecture, data flow, key models
- {doc}`source/overview/introduction` — what is the CCAT Data Center?
- {doc}`source/components/developers` — per-repo code documentation
- {doc}`source/observatory/systems` — observatory systems overview

```{toctree}
:caption: Documentation Sections
:hidden: true
:maxdepth: 3

source/overview/introduction
source/scientists/guide
source/instrument/integration
source/operations/index
source/components/developers
source/observatory/systems
```