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Dr.-Ing. Anno Löcher

Scientific staff member

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© Löcher

Biography

Dr.-Ing. Anno Löcher joined the Astronomical, Physical and Mathematical Geodesy Group in 2003. His work is focused on orbit determination and gravity field recovery.

  • Ph.D.  (Thesis title: Möglichkeiten der Nutzung kinematischer Satellitenbahnen zur Bestimmung des Gravitationsfeldes der Erde), University of Bonn, Bonn, Germany, 2010.
  • Diplom (Dipl.-Ing.) (Thesis title: Untersuchung zur Energieerhaltung bei der Satellitenbewegung am Beispiel der CHAMP-Mission), University of Bonn, Bonn, Germany, 2003.
  • Since 2010 Scientific staff member at the Institute for Geodesy and Geoinformation (Astronomical Physical and Mathematical Geodesy Group), University of Bonn.
  • Orbit determination
  • Gravity field recovery
  • Satellite laser ranging
  • DORIS
  • DLR D-SAT
  • BfG REMB-Nordsee
  • BfG Meeresspiegel und Wasserhaushalt
  • DFG FOR1503 NG-LRS
  • ESA NG2

  1. Li, F., Kusche, J., Chao, N., Wang, Z., Löcher, A. (2021). Long-term (1979-present) total water storage anomalies over the global land derived by reconstructing GRACE data. Geophysical Research Letters, 48, e2021GL093492. doi.org/10.1029/2021GL093492.

  2. Zeitler, L., Corbin, A., Vielberg, K., Rudenko, S., Löcher, A., Blossfeld, M., Schmidt, M., Kusche, J. (2021). Scale Factors of the Thermospheric Density: A Comparison of Satellite Laser Ranging and Accelerometer Solutions. Journal of Geophysical research-Space Physics, 126(12),Number: e2021JA029708, doi.org/10.1029/2021JA029708.

  3. Löcher, A., Kusche, J. (2021) A hybrid approach for recovering high-resolution temporal gravity fields from satellite laser ranging. Journal of Geodesy 95(6), doi.org/10.1007/s00190-020-01460-x.

  4. Löcher, A., Kusche, J. (2019) Assessment of the impact of one-way laser ranging on orbit determination of the Lunar Reconnaissance Orbiter, Journal of Geodesy, 93, pp. 2421–2428, doi.org/10.1007/s00190-018-1200-9.

  5. Löcher, A., Kusche, J. (2018) Precise orbits of the Lunar Reconnaissance Orbiter from radiometric tracking data, Journal of Geodesy, 92(9), pp 989–1001, doi.org/10.1007/s00190-018-1124-4.

  6. Lück, C., Kusche, J., Rietbroek, R., Löcher, A. (2018) Time-variable gravity fields and ocean mass change from 37 months of kinematic Swarm orbits, Solid Earth, 9, 323-339., doi.org/10.5194/se-9-323-2018.

  7. Vielberg, K., Forootan, E., Lück, C., Löcher, A., Kusche, J., and Börger, K. (2018) Comparison of accelerometer data calibration methods used in thermospheric neutral density estimation, Ann. Geophys., 36, pp. 761-779, doi.org/10.5194/angeo-36-761-2018.

  8. Löcher, A., Hofmann, F., Gläser, P., Haase, I., Müller, J., Kusche, J., Oberst, J. (2017) Towards improved lunar reference frames: LRO orbit determination. In: T. van Dam (ed.), REFAG 2014, IAG Symposia, 146, pp. 201–207, doi.org/10.1007/1345_2015_146.

  9. Forootan, E., Didova, O., Kusche, J., Löcher, A. (2013) Comparisons of Atmospheric Data and Reduction Methods for the Analysis of Satellite Gravimetry Observations. Journal of Geophysical Research - Solid Earth, 118(5), pp. 2382–2396, doi:10.1002/jgrb.50160.

  10. Löcher, A. (2010) Möglichkeiten der Nutzung kinematischer Satellitenbahnen zur Bestimmung des Gravitationsfeldes der Erde. Dissertation, Universität Bonn. hss.ulb.uni-bonn.de/2010/2181/2181.htm.

  11. Ilk, K.-H., Löcher, A., Mayer-Gürr, T. (2008) Do we need new gravity field recovery techniques for the new gravity field satellites? In: Xu, Peiliang, Liu, Jingnan, Dermanis, Athanasios (Hg.): VI Hotine-Marussi Symposium on Theoretical and Computational Geodesy. pp. 3–9, doi.org/10.1007/978-3-540-74584-6_1.

  12. Löcher, A., Ilk, K.-H. (2007) A Validation Procedure for Satellite Orbits and Force Function Models Based on a New Balance Equation Approach. In: Tregoning, Paul, Rizos, Chris (Hg.): Dynamic Planet: Monitoring and Understanding a Dynamic Planet with Geodetic and Oceanographic Tools, IAG Symposium Cairns, Australia. pp. 280–287, doi.org/10.1007/978-3-540-49350-1_42.

  13. Löcher, A., Ilk, K.-H. (2005) Energy balance relations for validation of gravity field models and orbit determinations applied to the CHAMP mission. In: Reigber, Christoph, Lühr, H., Schwintzer, Peter, Wickert, J. (Hg.): Earth Observation with CHAMP - Results from Three Years in Orbit, pp. 53–58, doi.org/10.1007/3-540-26800-6_8.

  14. Ilk, K.-H., Löcher, A. (2005) The Use of Energy Balance Relations for Validation of Gravity Field Models and Orbit Determination Results. In: Sanso, Fernando (Hg.): A Window on the Future of Geodesy, Proceedings of the International Association of Geodesy IAG General Assembly Sapporo, Japan June 30 – July 11, 2003. p. 494-499, doi.org/10.1007/3-540-27432-4_84.

  15. Mayer-Gürr, T., Ilk, K.-H., Löcher, A., Feuchtinger, M. (2003) Gravity Field Recovery and Validation by Analysis of Short Arcs of CHAMP. In: Meurers, B., Pail, Roland (Hg.): Proceedings of the 1st Workshop on International Gravity Field Research, Graz, Wien 2003, pp. 1–6.

Contact

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Anno Löcher

Dr.-Ing.

+49 228 73-6496

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