Subdaily signals in GPS observations and their effect at semiannual and annual periods

Geophysical Research Letters

Volumn 35, Issue 3, 2008, Pages

  King, Matt A ^a   Watson, Christopher S ^b   Penna, Nigel T ^a   Clarke, Peter J ^a  

^a NEWCASTLE UNIVERSITY   (United Kingdom)

^b UNIVERSITY OF TASMANIA   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

GEOPHYSICS; HARMONIC ANALYSIS; SPECTRUM ANALYSIS;

NYQUIST FREQUENCY; SITE COORDINATES;

GLOBAL POSITIONING SYSTEM;

GPS; MODELING; OBSERVATIONAL METHOD; SIGNAL PROCESSING; SPECTRAL ANALYSIS;

EID: 41849135432     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2007GL032252     Document Type: Article

References (22)

1. Agnew, D. C. (1997), NLOADF: A program for computing ocean-tide loading, J. Geophys. Res., 102, 5109-5110.
2. Blewitt, G., D. Lavallée, P. Clarke, and K. Nurutdinov (2001), A new global mode of Earth deformation: Seasonal cycle detected, Science, 294, 2342-2345, doi:2310.1126/science.1065328.
3. Burrus, C. S., and T. W. Parks (1985), DFT/FFT and Convolution Algorithms, 232 pp., John Wiley, New York.
4. Davis, J. L., P. Elosequi, J. X. Mitrovica, and M. E. Tamisiea (2004), Climate-driven deformation of the solid Earth from GRACE and GPS, Geophys. Res. Lett, 31, L24605, doi:10.1029/2004GL021435.
5. Egbert, G. D., and S. Y. Erofeeva (2002), Efficient inverse modeling of barotropic ocean tides, J. Atmos. Oceanic Technol., 19, 183-204.
6. Fritsche, M., R. Dietrich, C. Knofel, A. Rulke, S. Vey, M. Rothacher, and P. Steigenberger (2005), Impact of higher-order ionospheric terms on GPS estimates, Geophys. Res. Lett., 32, L23311, doi:10.1029/ 2005GL024342.
7. Georgiadou, Y., and A. Kleusberg (1988), On carrier signal multipath effects in relative GPS positioning, Manuscr. Geod., 13, 172-179.
8. Humphreys, T. E., M. C. Kelley, N. Huber, and P. M. Kintner (2005), The semidiurnal variation in GPS-derived zenith neutral delay, Geophys. Res. Lett., 32, L24801, doi:10.1029/2005GL024207.
9. 2 ocean tide loading wave in Alaska: Vertical and horizontal displacements, modelled and observed, J. Geod., 77, 117-127, doi:10.1007 /s00190-003-0312-y.
10. King, M., and S. Aoki (2003), Tidal observations on floating ice using a single GPS receiver, Geophys. Res. Lett., 30(3), 1138, doi:10.1029/2002GL016182.
11. King, M., R. Coleman, and L. Nguyen (2004), Spurious periodic horizontal signals in sub-daily GPS position estimates, J. Geod., 77, 15-21, doi:10.1007/s00190-002-0308-z.
12. McCarthy, D. D., and G. Petit (2004), IERS conventions (2003), IERS Tech. Note 32, 127 pp., Bundesamts für Kartogr. und Geod., Frankfurt am Main, Germany.
13. Penna, N. T., M. A. King, and M. P. Stewart (2007), GPS height time series: Short-period origins of spurious long-period signals, J. Geophys. Res., 112, B02402, doi:10.1029/2005JB004047.
14. Press, W. H., S. A. Teukolsky, W. T. Vetterling, and B. P. Flannery (1992), Numerical Recipes in FORTRAN 77: The Art of Scientific Computing, 2nd ed., Cambridge Univ. Press, New York.
15. Ray, J., Z. Altamimi, X. Collilieux, and T. Van Dam (2008), Anomalous harmonics in the spectra of GPS position estimates, GPS Solutions, 12, 55-64, doi:10.1007/s10291-007-0067-7.
16. Rothacher, M., G. Beutler, R. Weber, and J. Hefly (2001), High-frequency variations in Earth rotation from Global Positioning System data, J. Geophys. Res., 106, 13,711-13,738.
17. Schenewerk, M. S., J. Marshall, and W. Dillinger (2001), Vertical ocean-loading deformations derived from a global GPS network, J. Geod. Soc. Jpn., 47, 237-242.
18. Stewart, M. P., N. T. Penna, and D. D. Lichti (2005), Investigating the propagation mechanism of unmodelled systematic errors on coordinate time series estimated using least squares, J. Geodesy, 79, 479-489, doi:10.1007/s00190-005-0478-6.
19. Tregoning, P., and T. A. Herring (2006), Impact of a priori hydrostatic zenith delay errors on GPS estimates of station heights and zenith total delays, Geophys. Res. Lett., 33, L23303, doi:10.1029/2006GL027706.
20. Tregoning, P., and T. van Dam (2005), Atmospheric pressure loading corrections applied to GPS data at the observation level, Geophys. Res. Lett., 32, L22310, doi:10.1029/2005GL024104.
21. Watson, C., P. Tregoning, and R. Coleman (2006), The impact of solid Earth tide models on GPS coordinate and tropospheric time series, Geophys. Res. Lett., 33, L08306, doi:10.1029/2005GL025538.
22. Zumberge, J. F., M. B. Heflin, D. C. Jefferson, M. M. Watkins, and F. H. Webb (1997), Precise point positioning for the efficient and robust analysis of GPS data from large networks, J. Geophys. Res., 102, 5005-5017.