Articles | Volume 14, issue 4
06 Apr 2010
 | 06 Apr 2010

A comparison of ASCAT and modelled soil moisture over South Africa, using TOPKAPI in land surface mode

S. Sinclair and G. G. S. Pegram

Related subject area

Subject: Hydrometeorology | Techniques and Approaches: Remote Sensing and GIS
Improved soil evaporation remote sensing retrieval algorithms and associated uncertainty analysis on the Tibetan Plateau
Jin Feng, Ke Zhang, Huijie Zhan, and Lijun Chao
Hydrol. Earth Syst. Sci., 27, 363–383,,, 2023
Short summary
SMPD: a soil moisture-based precipitation downscaling method for high-resolution daily satellite precipitation estimation
Kunlong He, Wei Zhao, Luca Brocca, and Pere Quintana-Seguí
Hydrol. Earth Syst. Sci., 27, 169–190,,, 2023
Short summary
Evaluating the accuracy of gridded water resources reanalysis and evapotranspiration products for assessing water security in poorly gauged basins
Elias Nkiaka, Robert G. Bryant, Joshua Ntajal, and Eliézer I. Biao
Hydrol. Earth Syst. Sci., 26, 5899–5916,,, 2022
Short summary
Attribution of global evapotranspiration trends based on the Budyko framework
Shijie Li, Guojie Wang, Chenxia Zhu, Jiao Lu, Waheed Ullah, Daniel Fiifi Tawia Hagan, Giri Kattel, and Jian Peng
Hydrol. Earth Syst. Sci., 26, 3691–3707,,, 2022
Short summary
The influence of vegetation water dynamics on the ASCAT backscatter–incidence angle relationship in the Amazon
Ashwini Petchiappan, Susan C. Steele-Dunne, Mariette Vreugdenhil, Sebastian Hahn, Wolfgang Wagner, and Rafael Oliveira
Hydrol. Earth Syst. Sci., 26, 2997–3019,,, 2022
Short summary

Cited articles

Albergel, C., Rüdiger, C., Carrer, D., Calvet, J.-C., Fritz, N., Naeimi, V., Bartalis, Z., and Hasenauer, S.: An evaluation of ASCAT surface soil moisture products with in-situ observations in Southwestern France, Hydrol. Earth Syst. Sci., 13, 115–124, 2009.
Allen, R., Pereira, L., Raes, D., and Smith, M.: Crop evapotranspiration – Guidelines for computing crop water requirements, FAO Irrigation and drainage paper, Rome, Tech. rep., 56, 1998.
Allen, R., Pruitt, W., Wright, J., Howell, T., Ventura, F., Snyder, R., Itenfisu, D., Steduto, P., Berengena, J., Yrisarry, J., Smith, M., Pereira, L., Raes, D., Perrier, A., Alves, I., Walter, I., and Elliott, R.: A recommendation on standardized surface resistance for hourly calculation of reference $ET_0$ by the FAO56 Penman-Monteith method, Agr. Water Manage., 81, 1–22, 2006.
Bartalis, Z., Scipal, K., and Wagner, W.: Azimuthal anisotropy of scatterometer measurements over land, IEEE T. Geosci. Remote, 44(8), 2083–2092, 2006.
Bartalis, Z., Naeimi, V., Hasenauer, S., and Wagner, W.: ASCAT Soil Moisture Product Handbook, ASCAT Soil Moisture Report Series, Tech. Rep. 15, Institute of Photogrammetry and Remote Sensing, Vienna University of Technology, Austria, 2008.