The target - SPT-CLJ2223-5015 - is being observed by ACIS-S for 6 hours and 23 minutes. The observation started 3 hours ago and ends in 4 hours, and is part of the proposal SPT-CLJ2223-5015: RUNAWAY COOLING IN THE ABSENCE OF FEEDBACK? The target - also called APMCC 769 - is located in the constellation Grus and is a Cluster of Galaxies. More information on the target can be found at SIMBAD. See related observation: 30046.
This is a joint observation with Hubble Space Telescope (HST) (for 33 minutes and 20 seconds). However, it does not necessarily mean that the observations will be done at the same time!



| Target: | SPT-CLJ2223-5015 |
| SIMBAD Type: | Cluster of Galaxies |
| Observation Details: | 32319 |
| Sequence Summary: | 802228 |
| Proposal Id: | 26800314 |
| Proposal: | Cycle 26, General Observer, CLUSTERS OF GALAXIES |
| Instrument: | ACIS-S |
| Chips: | ACIS-2367 |
| Data Mode: | VFAINT |
| Date: | 08:27 Tuesday, 28 April 2026 (UTC) |
| Exposure (approved): | 6 hours and 23 minutes |
| Right Ascension: | 22h 23m 20.0s |
| Declination: | -50° 15' 57.3" |
| Roll: | 117° |
| Constellation: | Grus |
| Joint with: | Hubble Space Telescope (HST) for 33 minutes and 20 seconds |
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