Search Results - "Frantzis, Xenophon"

Validation of Sentinel-3 OLCI Integrated Water Vapor Products Using Regional GNSS Measurements in Crete, Greece by Mertikas, Stelios, Partsinevelos, Panagiotis, Tripolitsiotis, Achilleas, Kokolakis, Costas, Petrakis, George, Frantzis, Xenophon

“…Water vapor is one of the essential variables in monitoring the Earth’s climate. The Ocean and Land Color Instrument (OLCI) on-board the Copernicus Sentinel-3…”
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The ESA Permanent Facility for Altimetry Calibration: Monitoring Performance of Radar Altimeters for Sentinel-3A, Sentinel-3B and Jason-3 Using Transponder and Sea-Surface Calibrations with FRM Standards by Mertikas, Stelios, Tripolitsiotis, Achilleas, Donlon, Craig, Mavrocordatos, Constantin, Féménias, Pierre, Borde, Franck, Frantzis, Xenophon, Kokolakis, Costas, Guinle, Thierry, Vergos, George, Tziavos, Ilias, Cullen, Robert

“…This work presents the latest calibration results for the Copernicus Sentinel-3A and -3B and the Jason-3 radar altimeters as determined by the Permanent…”
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Absolute Calibration of the Chinese HY-2B Altimetric Mission with Fiducial Reference Measurement Standards by Mertikas, Stelios P., Lin, Mingsen, Piretzidis, Dimitrios, Kokolakis, Costas, Donlon, Craig, Ma, Chaofei, Zhang, Yufei, Jia, Yongjun, Mu, Bo, Frantzis, Xenophon, Tripolitsiotis, Achilles, Yang, Lei

“…This research and collaboration work aims at the calibration and validation (Cal/Val) of the Chinese HY-2B satellite altimeter based upon two permanent Cal/Val…”
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The ESA Permanent Facility for Altimetry Calibration in Crete: Advanced Services and the Latest Cal/Val Results by Mertikas, Stelios P., Donlon, Craig, Kokolakis, Costas, Piretzidis, Dimitrios, Cullen, Robert, Féménias, Pierre, Fornari, Marco, Frantzis, Xenophon, Tripolitsiotis, Achilles, Bouffard, Jérôme, Di Bella, Alessandro, Boy, François, Saunier, Jerome

“…Two microwave transponders have been operating in west Crete and Gavdos to calibrate international satellite radar altimeters at the Ku-band. One has been…”
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Fifteen Years of Cal/Val Service to Reference Altimetry Missions: Calibration of Satellite Altimetry at the Permanent Facilities in Gavdos and Crete, Greece by Mertikas, Stelios, Donlon, Craig, Féménias, Pierre, Mavrocordatos, Constantin, Galanakis, Demitris, Tripolitsiotis, Achilles, Frantzis, Xenophon, Tziavos, Ilias, Vergos, George, Guinle, Thierry

“…Satellite altimetry provides exceptional means for absolute and undisputable monitoring of changes in sea level and inland waters (rivers and lakes), over…”
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Absolute Calibration of the European Sentinel-3A Surface Topography Mission over the Permanent Facility for Altimetry Calibration in west Crete, Greece by Mertikas, Stelios, Donlon, Craig, Féménias, Pierre, Mavrocordatos, Constantin, Galanakis, Demitris, Tripolitsiotis, Achilles, Frantzis, Xenophon, Kokolakis, Costas, Tziavos, Ilias, Vergos, George, Guinle, Thierry

“…This work presents calibration results for the altimeter of Sentinel-3A Surface Topography Mission as determined at the Permanent Facility for Altimetry…”
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Performance evaluation of the CDN1 altimetry Cal/Val transponder to internal and external constituents of uncertainty by Mertikas, Stelios P., Donlon, Craig, Mavrocordatos, Constantine, Piretzidis, Dimitrios, Kokolakis, Costas, Cullen, Robert, Matsakis, Demetrios, Borde, Franck, Fornari, Marco, Boy, Francois, Tripolitsiotis, Achilles, Guinle, Thierry, Frantzis, Xenophon, Duesmann, Berthyl

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The Western Crete geodetic infrastructure: Long-range power-law correlations in GPS time series using Detrended Fluctuation Analysis by Tserolas, Vasileios, Mertikas, Stelios P., Frantzis, Xenophon

“…The Global Positioning System makes it possible, nowadays, to measure crustal displacements with unprecedented accuracy. These measurements can improve our…”
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First preliminary results for the absolute calibration of the Chinese HY-2 altimetric mission using the CRS1 calibration facilities in West Crete, Greece by Mertikas, Stelios P., Zhou, Xinghua, Qiao, Fangli, Daskalakis, Antonis, Lin, Mingsen, Peng, Hailong, Tziavos, Ilias N., Vergos, George, Tripolitsiotis, Achilleas, Frantzis, Xenophon

“…In this work, absolute calibration of the Chinese HY-2 satellite altimetry mission is carried out, employing Pass No. 280 and the calibration facility, CRS1,…”
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