.. _survey lvk:

LIGO-Virgo-KAGRA (LVK)
======================

LIGO-Virgo-KAGRA is a collaboration between three gravitational wave observatories.
It produces an alert stream of gravitational wave candidates at a rate of 50 - 100 per day.

Collaboration resources:

- `LIGO Homepage <https://www.ligo.org/>`__
- `Virgo Homepage <https://www.virgo-gw.eu/>`__
- `KAGRA Homepage <https://gwcenter.icrr.u-tokyo.ac.jp/>`__

Data products:

- Alert Stream. Complete documentation can be found at `<https://emfollow.docs.ligo.org/userguide/>`__.