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3 days ago · The 9K32 Strela-2 ( Russian: Cтрела, lit. 'Arrow'; NATO reporting name SA-7 Grail) is a light-weight, shoulder-fired, surface-to-air missile or MANPADS system. It is designed to target aircraft at low altitudes with passive infrared-homing guidance and destroy them with a high-explosive warhead .
4 days ago · 003868. [ edit on Wikidata] Use of real time monitoring of the heart in an intensive care unit in a German hospital (2015), the monitoring screen above the patient displaying an electrocardiogram and various values of parameters of the heart like heart rate and blood pressure. Electrocardiography is the process of producing an electrocardiogram ...
1 day ago · Delta Air Lines is one of the major airlines of the United States and a legacy carrier headquartered in Atlanta, Georgia. The United States' oldest operating airline and the seventh-oldest operating worldwide, Delta along with its subsidiaries and regional affiliates, including Delta Connection, operates over 5,400 flights daily and serves 325 destinations in 52 countries on six continents.
2 days ago · The solar panels, designated SCARLET II (Solar Concentrator Arrays with Refractive Linear Element Technology) constitute one of the technology tests on the spacecraft. A cylindrical lens concentrates sunlight on a strip of GaInP2/GaAs/Ge photovoltaic cells and acts to protect the cells.
6 days ago · Spacecraft and Subsystems. The Mars Polar Lander consists of a hexagonal base composed of aluminum honeycomb with composite graphite epoxy face sheets supported on three aluminum landing legs. The lander stands 1.06 m tall and approximately 3.6 m wide. The launch mass of the spacecraft is approximately 583 kg, including 64 kg of fuel, an 82 kg ...
1 day ago · Mission Profile. Spirit was launched on a standard Delta II 7925 on 10 June 2003 at 17:58:46.773 UT. After insertion into a circular Earth parking orbit, the spacecraft was despun and the third stage was reignited to put the craft on a trajectory to Mars, after which the aeroshell, lander, and rover separated from the third stage.
May 14, 2024 · Once fully in operation in 2023, Delta II is expected to be able to generate enough power to meet the annual demand of 800,000 households and offset more than 2.6 million tonnes of carbon dioxide (CO2) annually. Repsol is approaching 3,300 MW of installed low-emission generation capacity.
