Sunday, April 19, 2015

GLONNAS overtake GPS accuracy to the end of the year – Roscosmos – Grivna.info

Russian GLONASS constellation is very close to its competitor from the United States – GPS accuracy calculation. On the eve of the national space agency officials reported in orbit additional probes the system to increase the accuracy of the calculation of coordinates.

According to the forecasts of employees of Roscosmos, the accuracy of the location of the object will grow to 1.4 meters. Exit at this level of the system can already in December this year. To date, GLONASS can calculate the position with an accuracy of 2.7 meters. After analyzing the opportunities and modern achievements of Russian specialists, Miooborony together with Roscosmos decided to increase this level. To implement this task in the near future will be put into orbit the planet new series of satellites GLONASS-M. With these devices the system will reach a whole new level of accuracy in determining the coordinates. On board innovative probes will be installed equipment not previously used, which is capable of laying the ephemeris-time information directly aboard orbiter.

Did the Russian Space Agency hopes for new GLONASS is not yet known, because the American developers are not sitting without case and for five years the GPS can also change significantly.

Testoyedov said that the work, then there is a significant increase in accuracy will be much closer to the end of the year. According to him, GPS today demonstrates the positioning accuracy in the region of 1 m. The difference in accuracy between the Russian and the American system of all time is reduced. “Improving the accuracy, relatively speaking, from 1 m to 0.5 m – is fundamentally more difficult than improving the accuracy of 3 m to 1 m. The Americans also improve the accuracy of GPS, but we are still going through the stretch of road where decisions can be understood remove large pieces of error. Therefore, we catch up with them. As soon as we get closer to the meter accuracy, we will have a very large blood given to every new centimeter accuracy, “- added Testoyedov.

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