Euclid Update – Revised Timeline

In a post last week I hinted that I hoped soon to be able to provide an update on progress with the European Space Agency’s Euclid Mission. People within the Euclid Consortium have known for some time, but it has now been officially announced by ESA, that the timeline for the first full Data Release (DR1; originally scheduled for October 2026) has now been revised. The plan now is for DR1 to happen in stages, with a first tranche to occur in November 2026 (precise date yet to be announced). The complete data release will take place in mid-2027 (probably in June). The sky area covered by DR1 will be about covering a large sky area of about 1900 deg². To give a little more background, the data products from the Euclid survey are divided into three levels of data processing function: LE1 – the “raw” data frames generated at the Science Operations Centre from the time-ordered data and telemetry received from the spacecraft, prior to calibration LE2 – the calibrated and corrected data for…