The target - SNR 1987A - is being observed by ACIS-S and the High Energy Transmission Grating (HETG) for 8 hours and 20 minutes. The observation started 5 hours ago and ends in 3 hours, and is part of the proposal CHANDRA CYCLE 27 SPATIAL AND SPECTRAL MONITORING OF SN 1987A. The target is located in the constellation Dorado and is a SuperNova Remnant. More information on the target can be found at SIMBAD
. See related observation: 32221.
This is a time-critical observation.
| Target: | SNR 1987A |
| SIMBAD Type: | SuperNova Remnant |
| Observation Details: | 31123 |
| Sequence Summary: | 503601 |
| Proposal Id: | 27500009 |
| Proposal: | Cycle 27, General Observer, SN, SNR AND ISOLATED NS |
| Instrument: | ACIS-S, High Energy Transmission Grating (HETG) |
| Chips: | ACIS-456789 |
| Sub Array: | Start: 351 Rows: 256 |
| Data Mode: | FAINT |
| Date: | 05:07 Wednesday, 11 March 2026 (UTC) |
| Exposure (approved): | 8 hours and 20 minutes |
| Right Ascension: | 05h 35m 28.0s |
| Declination: | -69° 16' 11.1" |
| Roll: | 263° |
| Constellation: | Dorado |
| Time critical: | Yes |
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