The use of the automated digital zenith camera system in Istanbul for the determination of astrogeodetic vertical deflection
The Digital Zenith Camera Systems (DZCSs) are dedicated astrogeodetic instruments used
to obtain highly accurate astrogeodetic vertical deflection (VD) data. The first Turkish DZCS …
to obtain highly accurate astrogeodetic vertical deflection (VD) data. The first Turkish DZCS …
Comparative measurements of astrogeodetic deflection of the vertical by latvian and swiss digital zenith cameras
I Varna, D Willi, S Guillaume, M Albayrak, A Zarins… - Remote Sensing, 2023 - mdpi.com
Nowadays, zenith telescope-based digital zenith cameras (DZC), such as the COmpact
DIgital Astrometric Camera (CODIAC) and VErtical by STArs (VESTA), are used to determine …
DIgital Astrometric Camera (CODIAC) and VErtical by STArs (VESTA), are used to determine …
Field comparison of the total station-based QDaedalus and the zenith telescope-based CODIAC astrogeodetic systems for measurements of the deflection of the …
M Albayrak, D Willi, S Guillaume - Survey Review, 2023 - Taylor & Francis
The precision and accuracy of a Leica MultiStation 60-based QDaedalus astrogeodetic
measurement system are determined through observations at two locations in Switzerland …
measurement system are determined through observations at two locations in Switzerland …
Quality assessment of global gravity field models in coastal zones: A case study using astrogeodetic vertical deflections in Istanbul, Turkey
We present the first high-precision astrogeodetic vertical deflection (VD) observations
collected in Istanbul, Turkey, using a novel lightweight total station integrated with a charge …
collected in Istanbul, Turkey, using a novel lightweight total station integrated with a charge …
Datum problem handling in local tie surveys at wettzell and metsähovi
U Kallio, T Klügel, S Marila, S Mähler… - Geodesy for a …, 2022 - Springer
The datum problem is a fundamental issue in the network adjustment when connecting a
local measurement network to an external reference frame. Datum elements in 3D networks …
local measurement network to an external reference frame. Datum elements in 3D networks …
On the applicability of a scan-based mobile mapping system for monitoring the planarity and subsidence of road surfaces–Pilot study on the A44n motorway in …
E Heinz, C Eling, L Klingbeil… - Journal of Applied …, 2020 - degruyter.com
Kinematic laser scanning is widely used for the fast and accurate acquisition of road
corridors. In this context, road monitoring is a crucial application, since deficiencies of the …
corridors. In this context, road monitoring is a crucial application, since deficiencies of the …
Height variation depending on the source of antenna phase centre corrections: LEIAR25. R3 case study
A Araszkiewicz, D Kiliszek, A Podkowa - Sensors, 2019 - mdpi.com
In this study, we compared two sets of antenna phase center corrections for groups of the
same type of antenna mounted at the continuously operating global navigation satellite …
same type of antenna mounted at the continuously operating global navigation satellite …
Rapid prediction of vertical deflections and their statistics for surveying and mapping applications: three case studies
T Soler, JY Han - Journal of surveying engineering, 2021 - ascelibrary.org
The accurate determination of deflections of the vertical is a complex scientific task that can
be time-consuming and expensive. On occasion, good approximations are required for …
be time-consuming and expensive. On occasion, good approximations are required for …
A Novel All-Weather Method to Determine Deflection of the Vertical by Combining 3D Laser Tracking Free-Fall and Multi-GNSS Baselines
X Jin, X Liu, J Guo, M Zhou, K Wu - Remote Sensing, 2022 - mdpi.com
The bright stars in the clear night sky with weak background lights should be observed in the
traditional deflection of the vertical (DOV) measurement so that the DOV cannot be observed …
traditional deflection of the vertical (DOV) measurement so that the DOV cannot be observed …
Design and preliminary calculation of the accuracy of special geodetic and mine surveying networks
A Sholomitskii, E Lagutina - IOP Conference Series: Earth and …, 2019 - iopscience.iop.org
The article deals with issues of creation of high precision mine surveying networks. They can
be used for the building and equipment installation. Also there is a method of joint …
be used for the building and equipment installation. Also there is a method of joint …