Page created: Monday, 21 Sep 2026 21:20:49 UTC

The target - Perseus Cluster - is being observed by ACIS-I for 2 hours and 46 minutes. The observation started 2 hours ago and ends in 49 minutes, and is part of the proposal AO-27 Observations of the Perseus Cluster. The target - also called ACO 426 - is located in the constellation Perseus and is a Cluster of Galaxies. More information on the target can be found at SIMBAD. See related observations: 31414, 31415, 31416, 31417.

This is a time-critical and monitoring observation.

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