Sundvollen, Norway 2010

NKG General Assembly September 27-30, 2010 Sundvollen, Norway

Scientific programme, NKG general assembly 2010



Monday September  27
13:00 Welcome – Anne Cathrine Frøstrup
13:15 Opening of the meeting  – Anders Olsson
13:30 Short reports from the existing WG

Height determination – Olav Vestøl
Geodynamics – Martin Lidberg
Positioning and reference frame – Per Knudsen
Nordic Geodetic Observing System – Markku Poutanen
Geoids determination – Dag Solheim
NORPOS project – Bo Johnsson
VLBI task force – Rûdiger Haas

15:00 NKG Presidium report – Anders Olsson
15:30 National reports

Revision of NKG status
The proposed future of NKG  NKG structure 2010-2014
Presentation of resolution committee

16:00 Presentation of posters

Calibration results of different type spring gravimeters from the repeated  measurements of Estonian calibration lines

  1. Oja, K. Türk and A. Ellmann

Relative gravity surveys on ice-covered water bodies

  1. Oja, K. Türk, A. Bloom, M. Sulaoja and A. Ellmann

Station Calibration of the SWEPOS Network

Tina Kempe, Lotti Jivall and Martin Lidberg

Computations of re-measurement campaign of Estonian I-order National Geodetic Network

Karin Kollo

Monitoring crustal deformations in Satakunta using GPS mearurements

Sonja Nyberg, Markku Poutanen, Ulla Kallio

Analysing local deformations at Olkiluoto using GPS and levelling time series

Sonja Nyberg, Ulla Kallio and Pekka Lehmuskoski

Time series of Absolute Gravity in Finland 1976–2009

Mirjam Bilker-Koivula, Jaakko Mäkinen, Hannu Ruotsalainen, Fred Klopping, Reinhard Falk, Olga Gitlein and Ludger Timmen

The Fennoscandian land uplift Gravity Lines: Comparison of observed Gravity change with observed vertical motion and with GIA models

  1. Mäkinen, A. Engfeldt, L. Engman, B.G. Harsson, T. Oja, S. Rekkedal, K.
    Røthing, P. Rouhiainen, H. Ruotsalainen, H. Skatt, G. Strykowski, H. Virtanen, K. Wieczerkowski and D.Wolf

Evaluating the quality of virtual Reference station (VRS) observations

Pasi Häkli

Transforming ITRF coordinates to national ETRS89 realization in the presence of postglacial rebound – Evaluation of Nordic geodynamical model in Finland

Pasi Häkli and Hannu Koivula

Improving length and scale traceability in local Geodynamical measurements

Jorma Jokela, Pasi Häkli, Markku Poutanen, Ulla Kallio and Joel Ahola

GPS Metrology – Influence of Antenna Calibrations on Short Baselines

  1. Koivula, P. Häkli, J. Jokela, A. Büga and R. Putrimas

Measuring the local ties for GPS antenna change in Metsähovi

Ulla Kallio, Hannu Koivula, Pasi Häkli, Jorma Jokela, Sonja Nyberg and Paavo Rouhiainen

Repeated Absolute Gravity measurements in the Fennoscandian postglacial rebound area: Comparison of Gravity change with observed vertical motion and with GIA models

  1. Mäkinen, B. Engen, A. Engfeldt, O. Gitlein, J. Kaminskis, F. Klopping, T. Oja, E. Paršeliunas, B.R. Pettersen, G. Strykowski, H. Wilmesand the Absolute Gravity Team

Determination of Crustal thickness by Vening Meinesz-Moritz Hypothesis and its geodetic applications

Mohammad Bagherbandi and Lars E. Sjöberg

CryoSat-2 validation and preliminary results

  1. Kildegaard Poulsen, S. M. Hvidegaard, L. Stenseng, H. Skourup, L. T. Pedersen and R. Forsberg

Deformation studies using GPS networks

Sonja Nyberg

Status of the first Icelandic vertical reference system


Tuesday September 28
Session 1: Climate change and earth system studies  Chair: O. Kristiansen, J. Johansson

Validation of climate models using Ground-Based GNSS observations

G Elgered, J Johansson, R Emardson, P Jarlemark, E Kjellström, T Ning, U Willén (invited)

Combined and consistent analysis of climate-related geodetic observation types with the GEOSAT software

Per Helge Andersen

Arctic and Antarctic changes from from satellite and airborne surveys

Rene Forsberg, Louise Sørensen and Arne Olesen

Superconducting gravimeter and GPS observes changes in present day ice melting at Ny-Ålesund, Svalbard, Norway

Ove Christian Dahl Omang and Halfdan Pascal Kierulf

The influence of decadal- to millennial-scale ice mass changes on present-day vertical land motion in Greenland: Implications for the interpretation of GPS observations

Matthew Simpson

Observing regional ice mass changes with GRACE

Katrin Bentel
Session 2: Terrestrial reference frames  Chair: J. Johansson, H.P. Kierulf

Requirements for geodetic reference frames in global change research

Herman Drewes  (invited)

Measurements with Network-RTK: The effect of electron density variability in the ionosphere

  1. Emardson, P. Jarlemark, J. Johansson, M. Lidberg, and B. Jonsson

The 3rd generation SWEPOS network – towards a modern GNSS reference station infrastructure

Lars Jämtnäs, Johan Sunna and Bo Jonsson

Swedish user guidelines for Network RTK

Robert Odolinski

The process of changing from local systems into SWEREF 99

Anders Alfredsson, Bengt Andersson, Lars E. Engberg, Fredrik Dahlstrøm, Christina Kempe and Gésa Lohasz

The search for the true crustal deformations in Fennoscandia from BIFROST

Martin Lidberg, Jan M. Johansson, Hans-Georg Scherneck

Processing of the NKG 2008 GPS campaign

Lotti Jivall, Oddvar Tangen, Priit Pihlak, Pasi Häkli, Gunstein Dalane, Martin Lidberg, Shfaqat Abbas Khan

The NKG 2008 GPS campaign – transformation results

Martin Lidberg, Pasi Häkli, Karsten Ensager and Torbjørn Nørbech

A new geodetic reference frame IGS05N in Norway, and its relation to the official reference frames EUREF89 and NN2000

Torbjørn Nørbech, Oddvar B. Tangen and Halfdan P. Kierulf

On the need of improved gravity data for the computation of the next generation of geoid models for Sweden

Jonas Ågren

Determination of the Gravity field over Norwegian territories (GRAVNOR) using GOCE data and space geodesy software GEOSAT

Eirik Mysen

Wednesday  September  29

Session 2: Terrestrial Reference Frame (cont)  Chair:  Markku Poutanen & Martin Lidberg

Height determination by combining campaign and vector measurements, geoid and leveling

Olav Vestøl, Torbjørn Nørbech, Oddvar Tangen

Height determination using GNSS – guidelines for different survey applications

Per-Ola Eriksson

Evaluation of height network in Latvia

Janis Kaminskis, Janis Balodis, Inese Janpaule, Janis Zvirgzds

Update of the Masala-Vihti calibration line for relative gravimeters 
Hannu Ruotsalainen, Seppo Elo, Jaakko Mäkinen

Updating the Finnish first order gravity network using the outdoor absolute gravimeter A 10-020

Jaakko Mäkinen, Marcin Sekowski, Jan Krynski, Jyri Näränen, Arttu Raja-Halli, Hannu Ruotsalainen, Heikki Virtanen

Geodynamics with an interferometrical tilt meter

Hannu Ruotsalainen

Regional Geodetic Observing System

Markku Poutanen

The earthquake in South Iceland 2008 and its effect on the geodetic reference systems in surrounding areas

Guðmundur Valsson
Reanalysing astronomical coordinates of old fundamental observatories using satellite positioning and deflections of the vertical

Martin Ekman and Jonas Ågren

The Operahouse in Oslo and landuplift

Bjørn Geirr Harsson

Session 3: Outreach and Recruitement           Chair:  Terje Dahlen

Panel discussion: Knut Jørgen Røed Ødegård, Bjørn Ragnvald Pettersen, Nina Kristiansen, Jan Johansson

Trends in Geodetic Education – study case Norway

Bjørn Ragnvald Pettersen

Outreach and recruitment

Mikael Lilje

Outreach – ” The geodetic way” The ultimate communication challenge

Terje Dahlen


Thursday  September 30

Resolutions and Elections


Closing Session