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  1. No Access

    Article

    Estimation and evaluation of rainfall from INSAT-3D improved IMSRA algorithm during 2018 summer monsoon season

    Indian National Satellite System (INSAT) multi-spectral Rainfall Algorithm (IMSRA) is an operational rainfall estimation technique of INSAT-3D at Indian Meteorological Department (IMD) and Meteorological and ...

    Aman W Khan, C Mahesh, M T Bushair, R M Gairola in Journal of Earth System Science (2021)

  2. No Access

    Article

    Assessment of Kalpana-1 Rainfall Product over Indian Meteorological Sub-Divisions During the Summer Monsoon Season

    In this paper, Kalpana-1 derived INSAT Multispectral Rainfall Algorithm (IMSRA) rainfall estimates are compared with two multisatellite rainfall products namely, TRMM Multisatellite Precipitation Analysis (TMP...

    M. T. Bushair, Satya Prakash… in Journal of the Indian Society of Remote Se… (2016)

  3. No Access

    Article

    Retrieval of hydrometeors from microwave radiances with a polarized radiative transfer model

    This paper reports the results of a Bayesian-based algorithm for the retrieval of hydrometeors from microwave satellite radiances. The retrieval technique proposed makes use of an indigenously developed polari...

    C Balaji, M Deiveegan, S P Venkateshan, R M Gairola… in Journal of Earth System Science (2010)

  4. No Access

    Article

    Polarized microwave forward model simulations for tropical storm Fanoos

    In the present study, forward radiative transfer simulations are carried out for the tropical cyclone Fanoos that hit the coast off south India in December 2005. The in-house radiative transfer package used for t...

    C. Balaji, M. Deiveegan, S. P. Venkateshan… in Journal of Earth System Science (2009)

  5. No Access

    Article

    Intercomparison of IRS-P4-MSMR derived geophysical products with DMSP-SSM/I and TRMM-TMI finished products

    In this paper, MSMR geophysical products like Integrated Water Vapour (IWV), Ocean Surface Wind Speed (OWS) and Cloud Liquid Water (CLW) in different grids of 50, 75 and 150 kms are compared with similar produ...

    A. K. Varma, R. M. Gairola, A. K. Mathur, B. S. Gohil… in Journal of Earth System Science (2002)

  6. No Access

    Article

    Rain rate measurements over global oceans from IRS-P4 MSMR

    In this paper rain estimation capability of MSMR is explored. MSMR brightness temperature data of six channels corresponding to three frequencies of 10, 18 and 21 GHz are colocated with the TRMM Microwave Imag...

    A. K. Varma, R. M. Gairola, Samir Pokhrel, B. S. Gohil… in Journal of Earth System Science (2002)

  7. No Access

    Article

    The effect of whitecaps and foam on wind speed extraction with a pulse limited radar altimeter

    The effect of whitecaps and foam on wind speed extraction with a pulse limited radar altimeter has been studied using a specular point model. By modelling foam and water as a two-layer media, we have investiga...

    R M Gairola, P C Pandey in Proceedings of the Indian Academy of Scien… (1986)