24/07/2025
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The journey to launch is selecting up tempo for Europe’s MetOp Second Era climate satellite tv for pc – which hosts the Copernicus Sentinel-5 as a part of its instrument bundle. Specialists at Europe’s Spaceport in Kourou have accomplished the crucial and unsafe job of fuelling the satellite tv for pc, marking a serious milestone in its closing preparations for liftoff.
Scheduled for launch in August aboard an Ariane 6 rocket, MetOp-SG-A1 is the primary in a collection of three successive pairs of satellites. Will probably be adopted by its associate satellite tv for pc, MetOp-SG-B1, subsequent yr.
The mission as an entire not solely ensures the continued supply of worldwide observations from polar orbit for climate forecasting and local weather evaluation for greater than 20 years, but in addition affords enhanced accuracy and backbone in comparison with the unique MetOp mission – together with new measurement capabilities to develop its scientific attain.
Every MetOp-SG pair is made up of an A-type and a B-type satellite tv for pc that carry a special, however complementary, suite of exceptional devices. The bundle totals ten totally different devices throughout each satellites, a few of that are based mostly on the sound heritage of the primary MetOp collection, and a few of that are fully new.
The A-type satellites, the primary of which is the upcoming MetOp-SG-A1, carry six devices: a next-generation infrared atmospheric sounder, a microwave sounder, a multispectral imaging radiometer, a novel multiviewing, multichannel, multipolarisation imager, a radio occultation sounder (which can also be launched into the MetOp-SG-B satellites), and the European Fee’s Copernicus Sentinel-5 spectrometer.
Constructing on the success of the Copernicus Sentinel-5 Precursor satellite tv for pc, the brand new Copernicus Sentinel-5 introduces a sophisticated imaging spectrometer. The primary of those cutting-edge devices, Sentinel-5A, is built-in into MetOp-SG-A1, and can work in synergy with different onboard devices.
Sentinel-5 delivers every day international information on key air pollution, important local weather variables, and stratospheric ozone that protects us from ultraviolet radiation.
The MetOp-SG-A1 satellite tv for pc has been at Europe’s Spaceport in French Guiana since mid-June, being examined and prepared for liftoff on an Ariane 6 rocket in August, and has now handed the necessary milestone of being fuelled with 790 kg of hydrazine.
ESA’s MetOp-SG Venture Supervisor, Marc Loiselet, stated, “The MetOp-SG-A1 satellite tv for pc is an enormous satellite tv for pc, weighing effectively over 4000 kg together with the gas. The duty of fuelling is all the time a hazardous endeavor and one which wants specialists to hold out.
“We’re completely satisfied to report that the process was executed completely and our satellite tv for pc is now ‘totally loaded’. The following steps shall be some extra crucial checks after which we begin what we name the ‘mixed operations’ a part of the launch marketing campaign. That is the place the satellite tv for pc is joined to the Ariane 6 rocket adaptor after which encapsulated within the rocket faring.”
ESA’s Sentinel-5 Venture Supervisor, Didier Martin, added, “That is additionally nice information in fact for the Sentinel-5A instrument, which is among the Copernicus missions devoted to atmospheric monitoring. By advantage of MetOp-SG-A1’s polar orbit, Sentinel-5 is complementary to the not too long ago launched Sentinel-4, launched into the Meteosat Third Era Sounder satellite tv for pc, which observes atmospheric composition hourly over Europe and North Africa.”
A pre-launch press briefing shall be held on Monday, 28 July at 14:00 CEST, and shall be streamed reside on ESA Internet TV One – tune in to listen to extra about these two thrilling new missions!
The MetOp Second Era mission is because of the long-standing cooperation between ESA and Eumetsat, the place ESA is answerable for designing and constructing the satellites, and Eumetsat procures the launch service, develops the bottom phase, operates the satellites and supplies the information to the worldwide meteorological consumer neighborhood.
The Copernicus Sentinel-5 mission is the results of shut cooperation between ESA, the European Fee, Eumetsat, trade, service suppliers and information customers.