Tobias Nilsson

Visar 39 publikationer

2010

Evaluation of climate models using ground-based GNSS observations

Gunnar Elgered, Tong Ning, Jan Johansson et al
Proceedings of the 16th General Assembly of the Nordic Geodetic Commission, p. 107-114
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2010

Onsala Space Observatory - IVS Analysis Center

Rüdiger Haas, Gunnar Elgered, Hans-Georg Scherneck et al
IVS 2009 Annual Report, p. 267-270
Artikel i övriga tidskrifter
2010

Impact of atmospheric turbulence on geodetic very long baseline interferometry

Tobias Nilsson, Rüdiger Haas
Journal of Geophysical Research. Vol. 115 (B03407), p. 1-11
Artikel i vetenskaplig tidskrift
2009

Design Aspects of the VLBI2010 System

Bill Petrachenko, Arthur Niell, Dirk Behrend et al
Rapport
2009

Onsala Space Observatory – IVS Analysis Center

Rüdiger Haas, Hans-Georg Scherneck, Tobias Nilsson
International VLBI Service for Geodesy and Astrometry 2008 Annual Report, edited by D. Behrend and K. Baver. Vol. NASA/TP-2009-214183, p. 295-298
Kapitel i bok
2009

Using ground-based GPS to characterize atmospheric turbulence

Tobias Nilsson, J.L. Davis, E.M. Hill
Geophysical Research Letters. Vol. 36 (16)
Artikel i vetenskaplig tidskrift
2009

Measurement accuracy in Network-RTK

R. Emardson, P. Jarlemark, S. Bergstrand et al
Rapport
2009

An Assessment of Atmospheric Turbulence for CONT05 and CONT08

Tobias Nilsson, Rüdiger Haas
Proceedings of the 19th European VLBI for Geodesy and Astrometry Working Meeting, 24-25 March 2009, Bordeaux, p. 39-43
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2009

Atmospheric VLBI: A method to validate long time series of water vapour content

Gunnar Elgered, Rüdiger Haas, Tobias Nilsson
Proceedings of the 19th European VLBI for Geodesy and Astrometry Working Meeting, 24-25 March 2009, Bordeaux, p. 49-53
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2009

Progress Report of the IVS VLBI2010 Committee

Bill Petrachenko, Arthur Niell, Dirk Behrend et al
In: International VLBI Service for Geodesy and Astrometry 2008 Annual Report, edited by D. Behrend and K. Baver. Vol. NASA/TP-2009-214183, 2009, p. 13-67
Artikel i övriga tidskrifter
2009

Validation of climate models using European ground-based GNSS observations

Gunnar Elgered, R. Emardson, P. Jarlemark et al
Proc. of 2nd Colloquium Scientific and Fundamental Aspects of the Galileo Programme, European Space Agency, 15-19 October, 2009, Padua, Italy. Vol. CD ROM
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2008

Assessment of using GNSS for the monitoring of the atmospheric water vapour content over long time scales

Gunnar Elgered, Tobias Nilsson, U Willén
Artikel i övriga tidskrifter
2008

The impact of the electromagnetic environment of the antenna on GPS

Tong Ning, Tobias Nilsson, Jan Johansson et al
2008.05
Poster (konferens)
2008

Modeling Tropospheric Delays with Atmospheric Turbulence Models

Tobias Nilsson, Rüdiger Haas
in Proceedings of the Fifth IVS General Meeting: "Measuring the Future", eds. A. Finkelstein, D. Behrend, p. 361-370
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2008

Recent Progress in the VLBI2010 Development

Dirk Behrend, Johannes Böhm, Patrick Charlot et al
in Proceedings of the 2007 IAG General Assembly, Perugia, Italy, July 2-13, 2007, ed. M. Sideris, Springer. Vol. 133 (Part 5), p. 833-840
Paper i proceeding
2008

Long-term trends in the atmospheric water vapor content estimated from ground-based GPS data

Tobias Nilsson, Gunnar Elgered
Journal of Geophysical Research. Vol. 113 (D19)
Artikel i vetenskaplig tidskrift
2008

Atmospheric Water Vapor Content Inferred From GPS Data and Compared to a Global NWP Model and a Regional Climate Model

Tong Ning, Tobias Nilsson, Jan Johansson et al
2008.10
Poster (konferens)
2008

The IVS Analysis Center at the Onsala Space Observatory

Rüdiger Haas, Hans-Georg Scherneck, Tobias Nilsson
International VLBI Service for Geodesy and Astrometry 2007 Annual Report, edited by D. Behrend and K. Baver. Vol. NASA/TP-2008-214162, p. 228-231
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2007

Estimating Climate Trends Using GPS

Tobias Nilsson, Gunnar Elgered, Jan Johansson et al
Proceedings of the Fifth Study Conference on BALTEX, Ed. H.J. Isemer, International BALTEX Secretariat, GKSS Research Center, Geesthacht, Germany (38), p. 15-16
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2007

Measurements of Atmospheric Scintillations Induced by Water Vapor

Tobias Nilsson, Lubomir Gradinarsky, Gunnar Elgered
Proceedings of the Seventh International Conference on Electromagnetic Wave Interaction with Water and Moist Substances ISEMA 2007, Ed. Seichi Okamura, p. 259-264
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2007

Simulations of atmospheric path delays using turbulence models

Tobias Nilsson, Rüdiger Haas, Gunnar Elgered
Proceedings of the 18th European VLBI for Geodesy and Astrometry Working Meeting, edited by J. Böhm, A. Pany, and H. Schuh, Geowissenschaftliche Mitteilungen, Schriftenreihe der Studienrichtung Vermessung und Geoinformation, Technische Universität Wien (79), p. 175-180
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2007

The IVS Analysis Center at the Onsala Space Observatory

Rüdiger Haas, Hans-Georg Scherneck, Tobias Nilsson
International VLBI Service for Geodesy and Astrometry 2006 Annual Report, edited by D. Behrend and K. Baver, NASA/TP-2007-214151, p. 224-227
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2007

Water vapour tomography using GPS phase observations: Results from the ESCOMPTE experiment

Tobias Nilsson, Lubomir Gradinarsky, Gunnar Elgered
Tellus. Vol. 59A, p. 674-682
Artikel i vetenskaplig tidskrift
2007

The IVS Technology Development Center at the Onsala Space Observatory

Rüdiger Haas, MAGNE HAGSTRÖM, Tobias Nilsson et al
International VLBI Service for Geodesy and Astrometry 2006 Annual Report, edited by D. Behrend and K. Baver, NASA/TP-2007-214151, p. 263-265
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2007

Temporal correlations of atmospheric mapping function errors in GPS data analysis

Borys Stoew, Tobias Nilsson, Gunnar Elgered et al
Journal of Geodesy. Vol. 81 (5), p. 311-323
Artikel i vetenskaplig tidskrift
2006

Water Vapor Tomography Using GPS Phase Observations: Simulation Results

Tobias Nilsson, L. Gradinarsky
IEEE Trans. on Geosci. and Rem. Sens.. Vol. 44 (10), p. 2927-2941
Artikel i vetenskaplig tidskrift
2006

Characterizing Atmospheric Turbulence and Instrumental Noise Using Two Simultaneously Operating Microwave Radiometers

Tobias Nilsson, Gunnar Elgered, L Gradinarsky
Proc. 9:th Specialist Meeting on Microwave Radiometry and Remote Sensing Applications, MicroRad 2006, p. 270- 275
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2006

The IVS Technology Development Center at the Onsala Space Observatory

Tobias Nilsson, Gunnar Elgered, Rüdiger Haas
IVS 2005 Annual Report, NASA/TP-2006-214136, p. 294-297
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2005

The IVS Technology Development Center at the Onsala Space Observatory

Tobias Nilsson, Gunnar Elgered
Rapport
2005

Estimating the 3D Structure of the Atmospheric Water Vapor using GPS Phase Observations

Tobias Nilsson, L. Gradinarsky, Gunnar Elgered
in Proc. Radio Science and Communication (RVK), eds. O. Gustafsson, P. Löwenborg, Linköping, Sweden, June 14--16, p. 521-526
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2005

Estimating the 3D Structure of the Atmospheric Water Vapor using GPS Phase Observations

Tobias Nilsson, Gunnar Elgered
in Proc. Radio Science and Communication (RVK), eds. O. Gustafsson, P. Löwenborg, Linköping, Sweden, June 14--16, p. 276-279
Paper i proceeding
2005

Correlations Between Slant Wet Delays Measured by Microwave Radiometry

Tobias Nilsson, L. Gradinarsky, Gunnar Elgered
IEEE Trans. Geosci. Rem. Sens., GE-43(5), p. 1028-1035
Artikel i vetenskaplig tidskrift
2004

GPS Tomography Using Phase Observations

Tobias Nilsson, Lubomir Gradinarsky, Gunnar Elgered
Geoscience and Remote Sensing Symposium, 2004. IGARSS 04 Proceedings, 2004 IEEE International. Vol. IV, p. 2756-2759
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
2004

Correlations Between Slant Wet Delays Measured by Microwave Radiometry

Tobias Nilsson, Lubomir Gradinarsky, Gunnar Elgered
in Proceedings of the 8th Specialist Meeting on Microwave Radiometry and Remote Sensing Applications, Feb, 2004, Rome, eds. N. Pierdicca and F.S. Marzano, p. 24-27
Konferensbidrag (offentliggjort, men ej förlagsutgivet)

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