Search Results - "Digital Zenith Camera System"

Accuracy analysis of vertical deflection data observed with the Hannover Digital Zenith Camera System TZK2-D by Hirt, Christian, Seeber, G.

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On the Accuracy of Vertical Deflection Measurements Using the High-Precision Digital Zenith Camera System TZK2-D by Hirt, Christian, Reese, B., Enslin, H.

Subjects: “…Digital Zenith Camera System - Photographic Zenith Tube (PZT) - vertical deflection - accuracy…”
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Astrogeodetic Validation of Gravimetric Quasigeoid Models in the German Alps - First Results by Hirt, Christian, Denker, H., Flury, J., Lindau, A., Seeber, G.

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Modern Determination of Vertical Deflections Using Digital Zenith Cameras by Hirt, Christian, Burki, B., Somieski, A., Seeber, G.

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Expected accuracy of tilt measurements on a novel hexapod-based Digital zenith camera system: A Monte-Carlo simulation study by Hirt, Christian, Papp, G., Pal, A., Benedek, J., Szucs, E.

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Regional Astrogeodetic Validation of GPS/Levelling Data and Quasigeoid Models by Voigt, C., Denker, H., Hirt, Christian

Subjects: “…Digital zenith camera system - Deflections of the vertical - Astrogeodetic quasigeoid profile - GPS/levelling data - Quasigeoid models…”
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Mutual Validation of GNSS Height Measurements and High-precision Geometric-astronomical Leveling by Hirt, Christian, Schmitz, M., Feldmann-Westendorff, U., Wuggena, G., Jahn, C.-H., Seebar, G.

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High-Resolution Local Gravity Field Determination at the Sub-Millimeter Level using a Digital Zenith Camera System by Hirt, Christian, Seeber, G.

Subjects: “…Digital Zenith Camera System - vertical deflection - astronomical leveling - gravity field fine structure - least Squares collocation…”
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Astronomical-topographic levelling using high-precision astrogeodetic vertical deflections and digital terrain model data by Hirt, Christian, Flury, J.

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