Thomas Papanikolaou

PUBLICATIONS

Refereed Journal Articles

Papanikolaou T. (2023). GEORB: Release for precise orbit determination of low Earth orbiters and satellite gravity missions, Software Impacts, doi: https://doi.org/10.1016/j.simpa.2023.100502.

Han S.-C., Ghobadi-Far K., Ray R. D., Papanikolaou T. (2020). Tidal geopotential dependence on Earth ellipticity and seawater density and its detection with the GRACE Follow‐On laser ranging interferometer, Journal of Geophysical Research: Oceans, Vol. 125, No. 12, doi: 10.1029/2020JC016774.

Papanikolaou T., Tsoulis D. (2018). Assessment of Earth gravity field models in the medium to high frequency spectrum based on GRACE and GOCE dynamic orbit analysis, Geosciences, 8(12):441, doi: 10.3390/geosciences8120441. (Download)

Papanikolaou T., Tsoulis D. (2016). Assessment of numerical integration methods in the context of low Earth orbits and inter-satellite observation analysis, Acta Geodetica et Geophysica, Vol. 51, No. 4, pp. 619-641, doi: 10.1007/s40328-016-0159-3. (Download)

Papanikolaou T., Papadopoulos N. (2015). High-frequency analysis of Earth gravity field models based on terrestrial gravity and GPS/levelling data: A case study in Greece, Journal of Geodetic Science, Vol. 5, No. 1, pp. 67-79 doi: 10.1515/jogs-2015-0008. (Download)

Papanikolaou T., Tsoulis D. (2014). Dynamic orbit parameterization and assessment in the frame of current GOCE gravity models, Physics of the Earth and Planetary Interiors, Vol. 236, pp. 1-9, doi: 10.1016/j.pepi.2014.08.003.

Tsoulis D., Papanikolaou T. (2013). Degree-wise validation of satellite-only and combined Earth gravity models in the frame of an orbit propagation scheme applied to a short GOCE arc, Acta Geodetica et Geophysica, Vol. 48, No. 3, pp. 305-316, doi: 10.1007/s40328-013-0020-x.

Tsoulis D., Papanikolaou T., Vassiliadis I., Venesis C. (2012). On the computation of crustal induced gravity signal at a typical low Earth orbiter altitude, Journal of Geodetic Science, Vol. 2, No. 3, pp. 240-246, doi: 10.2478/v10156-011-0045-4.

Refereed Conference Papers

Papanikolaou T., Melachroinos S. (2016). Quantifying mis-modelling effects in the GNSS yaw-attitude and phase wind-up, Proceedings of the International Global Navigation Satellite Systems (IGNSS) Society Conference 2016. (download)

Tsoulis D., Papanikolaou T.(2012). Numerical Investigation of different Gravity Models in Orbit Propagation of two short CHAMP and GRACE-A arcs, In: VII Hotine-Marussi Symposium on Mathematical Geodesy (Eds: N Sneeuw et al), International Association of Geodesy (IAG) Symposia Series, Vol.137, pp. 279-284, Springer, doi: 10.1007/978-3-642-22078-4_42.

Study Reports & Theses

Papanikolaou T., Papadopoulos N. (2013). GRAVsynth software development for spherical harmonic synthesis; Validation of global gravity models in the Hellenic region, Study Report (in Greek), Department of Gravimetry, Hellenic Military Geographical Service, Greece.

Papanikolaou T.D. (2012). Dynamic modelling of satellite orbits in the frame of contemporary space geodesy missions, Ph.D. Dissertation, Aristotle University of Thessaloniki (AUTH), Greece.

Tsoulis D., Ieronimaki Z., Kalampoukas G., Papanikolaou D., Papanikolaou T., Patlakis K., Vassiliadis I. (2011). Spectral Analysis and interpretation of current satellite-only Earth gravity models by incorporating global terrain and crustal data, ESA Study Report, ESA Contract 22319/09/NL/CB (www.esa.intApplications/Observing_the_Earth/GOCE/Publications)

Papanikolaou T.D. (2007). Satellite orbit determination through numerical integration; application to CHAMP and GPS data, M.Sc. Thesis, AUTH, Greece.

Papanikolaou T.D. (2005). The role of satellite orbits in current geodetic applications, Diploma Thesis, AUTH, Greece.

Presentations (International Conferences)

Papanikolaou T. (2022). Precise orbit determination and accelerometer data modelling of the GRACE Follow-On mission, GRACE/GRACE-FO Science Team Meeting 2022, Potsdam, Germany, 18–20 Oct 2022, GSTM2022-90, https://doi.org/10.5194/gstm2022-90, 2022..

Papanikolaou T. (2022). Precise Orbit Determination and accelerometry calibration modelling of the GRACE Follow-On mission, Nordic Geodetic Commission (NKG) General Assembly, 5-8 September 2022, Copenhagen, Denmark. (download)

Papanikolaou T., Tsoulis D. (2021). Impact of accelerometer calibration modelling on GRACE Follow-On precise orbit determination and intersatellite ranging, International Association of Geodesy (IAG) Scientific Assembly, 28 June - 2 July 2021, Beijing, China.

Han S.-C., McClusky S., Papanikolaou T., Waters C., Pontin D. (2021). A constellation of nanosatellites for geodesy, space weather and radio occultation experiment: Examples from Spire Global CubeSats, Presented at the 43rd Committee on Space Research (COSPAR) Scientific Assembly, 28 January - 4 February 2021, Sydney, Australia.

Han S.-C., Ghobadi-Far K., Ray R. D., Papanikolaou T. (2020). Tidal geopotential dependence on Earth ellipticity and seawater density and its detection with the GRACE Follow‐On laser ranging interferometer, GRACE/GRACE-FO Science Team Meeting (GSTM) 2020, 26-29 October 2020, doi: 10.5194/gstm2020-59

Li T., Papanikolaou T., Tseng T., McClusky S., Moore M. (2020). Precise orbit and clock estimation for multi-GNSS constellations at Geoscience Australia, Presented at the IGNSS Conference, 5-7 February, Sydney, Australia.

Li T., Papanikolaou T., Tseng T., McClusky S., Moore M. (2019). Development of an Analysis Centre Software for multi-GNSS Precise Orbit and Clock Estimation, Presented at the AGU Fall Meeting 2019, 9–13 December 2019, San Francisco, U.S.A. (access)

Papanikolaou T., Tseng T., Moore M. (2019). Impact of empirical parameters on precise orbit determination and prediction of GNSS satellites, Presented at the European Geosciences Union (EGU) General Assembly 2019, 7–12 April 2019, Vienna, Austria. ( Access )

Papanikolaou T., Moore M. (2018). Impact of empirical parameters on GNSS orbit determination and prediction, Presented at the Australian National Geodesy Meeting, 14-15 November, ANU, Canberra, Australia.

Papanikolaou T., Moore M. (2018). Impact of empirical parameters on GNSS orbit prediction through numerical integration, Presented at the International GNSS Service (IGS) Workshop, 29 October – 2 November, Wuhan, China.

Papanikolaou T., Tsoulis D. (2018). Medium to high frequency analysis of Earth gravity field models based on dynamic orbit determination of GRACE and GOCE satellite missions, Presented at the IX Hotine Marussi Symposium on Mathematical Geodesy, Inter Commission Committee on Theory (ICCT) of the International Association of Geodesy (IAG), 18-22 June 2018, Rome.

Melachroinos S., Tseng T., Papanikolaou T. (2017). A new yaw attitude algorithm for BeiDou MEO and IGSO satellites, Presented at the International GNSS Service (IGS) Workshop, 3-7 July, Paris, France.

Papanikolaou T., Melachroinos S. (2016). Quantifying mis-modelling effects in the GNSS yaw-attitude determination, Presented at the IGNSS Conference, 6-8 December 2016, Sydney, Australia.

Tsoulis D., Patlakis K., Papanikolaou T. (2016). Spectral, spatial and in-orbit validation procedures for current satellite only and combined gravity field models, Presented at the International Symposium on Gravity, Geoid and Height Systems of IAG’s Commission 2 and IGFS, 19 - 22 September 2016, Thessaloniki, Greece.

Melachroinos S., Li T., Papanikolaou T., Dawson J. (2016). Real-time challenges of an Australian Positioning Infrastructure, Presented at the International GNSS Service (IGS) Workshop, 8 - 12 February 2016, Sydney, Australia.

Papanikolaou T., Tsoulis D. (2015). Parameter estimation in dynamic orbit analysis of GOCE and GRACE satellite gravity missions, Presented at the 26th IUGG General Assembly, 22 June - 2 July 2015, Prague, Czech Republic. (Download)

Tsoulis D., Patlakis K., Papanikolaou T. (2015). Two validation schemes for gravity field interpretation at different scales and altitudes, Presented at the 26th IUGG General Assembly, 22 June - 2 July 2015, Prague, Czech Republic.

Papanikolaou T., Tsoulis D. (2013). Dynamic orbit parameterization and assessment in the frame of current GOCE gravity models, Presented at the IAG Scientific Assembly, 1-6 September 2013, Potsdam, Germany.

Tsoulis D., Papanikolaou T. (2011). Numerical investigation of dynamic orbit analysis based on GRACE accelerometry, K-Band and precise orbit data, Presented at the XXV International Union of Geodesy and Geophysics (IUGG) General Assembly, 28 June - 7 July 2011, Melbourne, Australia.

Tsoulis D., Vassiliadis I., Papanikolaou T. (2011). Forward modeling coutation of crustal induced gravity signal at satellite altitude, Presented at the XXV IUGG General Assembly, 28 June - 7 July 2011, Melbourne, Australia.

Tsoulis D., Papanikolaou T. (2011). GOCE orbit analysis in the frame of an orbit propagation assessment procedure, Presented at the 4th International GOCE User Workshop, 31 March - 1 April 2011, Technische Universitat Munchen, Germany.

Tsoulis D., Papanikolaou D., Papanikolaou T. (2011). Investigating the application of different filtering methodologies to GOCEL1b gradiometry data, Presented at the 4th International GOCE User Workshop, 31 March - 1 April 2011, Technische Universitat Munchen, Germany.

Tsoulis D., Papanikolaou T., Patlakis K., Vassiliadis I., Haagmans R. (2010). Spectral analysis and interpretation of current satellite-only Earth gravity models by incorporating global terrain and crustal data, Presented at the Second International Symposium of the International Gravity Field Service, 20-22 September 2010, University of Alaska Fairbanks, USA.

Tsoulis D., Papanikolaou T. (2010). Dynamic orbit analysis of current Low Earth Orbiters, Presented at the ESA Living Planet Symposium, 28 June - 2 July 2010, Berwen, Norway.

Tsoulis D., Papanikolaou T., Vassiliadis I., Venesis C. (2010). Crustal induced gravity signal at GOCE altitude, Presented at the ESA Living Planet Symposium, 28 June - 2 July 2010, Berwen, Norway.

Tsoulis D., Papanikolaou T.D. (2009). Numerical Investigation of different Gravity Models in Orbit Propagation of two short CHAMP and GRACE-A arcs, Presented at the VII Hotine Marussi Symposium on Mathematical Geodesy, IAG / ICCT, 6-10 July 2009, Rome.

Technical Notes

Papanikolaou T. (2013). GRAVtide software for solid Earth and ocean tidal effects to gravity data; User guide (internal report), Department of Gravimetry, HMGS, Greece.

Papanikolaou T. (2013). GRAVsynth software for spherical harmonic synthesis; User guide (internal report), Department of Gravimetry, HMGS, Greece.

Papanikolaou T., Papanikolaou D. (2011). GRACE and GOCE satellite missions’ data preprocessing (in Greek), Department of Geodesy and Surveying, AUTH, Greece.

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Last updated: 31 March 2023, tp