The target - CLJ030310.0-211933 - is being observed by ACIS-I for 4 hours and 53 minutes. The observation started 2 hours ago and ends in 3 hours, and is part of the proposal Enabling Dark Energy Constraints from Optically Selected Galaxy Clusters. The target is located in the constellation Eridanus. See related observations: CLJ002048.1+013506 (27462); CLJ010032.8+044900 (28942); CLJ012913.7-134229 (27924); CLJ044629.6-175958 (27723); CLJ211235.8-574950 (23105); CLJ220305.2-413757 (27790); CLJ222321.8-522749 (32066); CLJ224301.1-515911 (23111, 23112); CLJ225420.5-462049 (27874); RMJ010721.8+141623.6 (26186); RMJ150850.1-021456.7 (26413); RMJ154632.7+010443.4 (27875).



| Target: | CLJ030310.0-211933 |
| Observation Details: | 32474 |
| Sequence Summary: | 802274 |
| Proposal Id: | 20801061 |
| Proposal: | Cycle 20, Catalog Cool Target, CLUSTERS OF GALAXIES |
| Instrument: | ACIS-I |
| Chips: | ACIS-0123 |
| Data Mode: | VFAINT |
| Date: | 02:13 Friday, 7 August 2026 (UTC) |
| Exposure (approved): | 4 hours and 53 minutes |
| Right Ascension: | 03h 03m 10.0s |
| Declination: | -21° 19' 33.0" |
| Roll: | 95° |
| Constellation: | Eridanus |
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