نتایج جستجو برای: ماهوارۀ gpm ماهوارۀ trmm

تعداد نتایج: 2205  

Journal: :SOLA 2022

For over 20 years, precipitation measurement has continued with spaceborne radars including the Precipitation Radar (PR) operating at 13.8 GHz on Tropical Rainfall Measuring Mission and Ku-band (KuPR) 13.6 Global Measurement mission core satellite. PR KuPR have essentially same hardware designs algorithm to make standard products (PRV8 KuPRV06, respectively). The surface rate estimates (R) rela...

Journal: :Remote Sensing 2022

Extreme precipitation events can lead to severe mountain hazards, and they have therefore received widespread attention. The study of extreme be hindered by the insufficient number uneven distribution rain gauge stations, especially in mountainous areas with complex terrain. In this study, daily data three gridded products (Integrated Multi-satellite Retrievals for GPM, IMERG; Multi-Source Weig...

2010
LING TANG FAISAL HOSSAIN GEORGE J. HUFFMAN

AU1 Hydrologists and other users need to know the uncertainty of the satellite rainfall datasets across the range of time–space scales over the whole domain of the dataset. Here, ‘‘uncertainty’’ refers to the general concept of the ‘‘deviation’’ of an estimate from the reference (or ground truth) where the deviation may be defined in multiple ways. This uncertainty information can provide insig...

2005
C. R. Rose V. Chandrasekar

Satellite systems such as the Tropical Rainfall Measuring Mission (TRMM) are complex and rely on the proper design and functioning of each of its many subsystems—satellite vehicle, ground validation (GV) sites, precipitation radar (PR), calibration, and retrieval algorithms—to ensure high quality data products. The retrieval algorithms employed in TRMM are based on mathematical models and assum...

Journal: :Journal of Hydrometeorology 2023

Abstract The diurnal cycle of precipitation is highly regional and typically a product multiple competing, localized effects. in regions such as the Amazon Maritime Continent are particular interest, due to complex coastal terrain high spatial temporal resolution provided by Integrated Multi-satellitE Retrievals for Global Precipitation Measurement (GPM) mission (IMERG) dataset used this study ...

مطابق استانداردهای فضایی، ارزیابی طراحی حرارتی ماهواره‌ها با کمک تحلیل‌های نرم‌‌افزاری و تست‌های بالانس حرارتی امکان‌پذیر است. به طور معمول برای تست بالانس حرارتی از مدل حرارتی ماهواره‌‌ها استفاده می‌شود. این مدل از جنبۀ حرارتی کاملاً مشابه مدل فضایی ماهواره است. در این مقاله، علاوه بر توصیف روش طراحی و ساخت مدل حرارتی ماهوارۀ آتست، تست‌های بالانس حرارتی برای این مدل تعریف و اجرا شده است. به فرا...

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