The target - G21.5-09 - is being observed by HRC-S for 2 hours and 46 minutes. The observation started 58 minutes ago and ends in 2 hours, and is part of the proposal AO-18 Calibration Observations of G21.5-09. The target - also called PSR J1833-1034 - is located in the constellation Scutum and is a Pulsar. More information on the target can be found at SIMBAD. See related observation: 20656.

This is a time-critical observation.