Zobrazeno 1 - 10
of 365
pro vyhledávání: '"ionospheric model"'
Autor:
Slamet Supriadi, Prayitno Abadi, Susumu Saito, Harry Bangkit, Dwiko Unggul Prabowo, Adi Purwono, Ginaldi Ari Nugroho
Publikováno v:
Earth and Planetary Physics, Vol 8, Iss 4, Pp 641-649 (2024)
The effect of ionospheric delay on the ground-based augmentation system under normal conditions can be mitigated by determining the value of the nominal ionospheric gradient (σvig). The nominal ionospheric gradient is generally obtained from Continu
Externí odkaz:
https://doaj.org/article/2e978fb854984ef0bc8320667c9a6431
Autor:
Marcio T. A. H. Muella, Ana P. M. Silva, Ângela M. dos Santos, Valdir G. Pillat, Laysa C. A. Resende, Vânia F. Andrioli, Paulo R. Fagundes
Publikováno v:
Frontiers in Astronomy and Space Sciences, Vol 11 (2024)
This study investigates the downward motion of Intermediate E-F Layers (ILs) in the Brazilian low latitude sector through observation and modeling. Ionosonde data from São José dos Campos (SJC) and Palmas (PAL) were analyzed to investigate the seas
Externí odkaz:
https://doaj.org/article/9e32ea2678b94b728518f0d50488cc5c
Publikováno v:
Atmosphere, Vol 15, Iss 8, p 958 (2024)
The ionosphere is one of the important error sources that affect the communication of radio signals. The international reference ionosphere (IRI) model is a commonly used model to describe ionospheric parameters. The driving parameter IG12 of the IRI
Externí odkaz:
https://doaj.org/article/686517908e5b4b78beda00b88a06d71f
Publikováno v:
Atmosphere, Vol 15, Iss 7, p 767 (2024)
Short-wave communication, operating within the frequency range of 3–30 MHz, is extensively employed for long-distance communication because of its extended propagation range and robustness. The ionosphere undergoes complex transformations when infl
Externí odkaz:
https://doaj.org/article/edd6339c0e484d9aa010e81ba70a5ef9
Publikováno v:
Український антарктичний журнал, Vol 20, Iss 1, Pp 18-30 (2022)
The paper presents the results of ionospheric observations performed over the Ukrainian Antarctic Akademik Vernadsky station and Millstone Hill (USA). Ionospheric parameters such as peak electron density and height (hmF2 and NmF2) in October 2021 are
Externí odkaz:
https://doaj.org/article/05600cda31294026986b453d2c7f2431
Akademický článek
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Akademický článek
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Publikováno v:
Satellite Navigation, Vol 3, Iss 1, Pp 1-9 (2022)
Abstract Within the framework of differential augmentation, this paper introduces the basic technical framework and performance of the BeiDou Global Navigation Satellite System (BDS-3) Satellite-Based Augmentation System (BDSBAS), including orbit pro
Externí odkaz:
https://doaj.org/article/9b4e531940054878b921426207d6897e
Autor:
Bo Xiong, Yuxiao Li, Changhao Yu, Xiaolin Li, Jianyong Li, Biqiang Zhao, Feng Ding, Lianhuan Hu, Yuxin Wang, Lingxiao Du
Publikováno v:
Remote Sensing, Vol 15, Iss 21, p 5207 (2023)
Using Global Navigation Satellite Systems (GNSS) observation data for developing a high-precision ionospheric Total Electron Content (TEC) model is one of the essential subjects in ionospheric physics research and the application of satellite navigat
Externí odkaz:
https://doaj.org/article/233c94f741de4bcf92d38ab096f9ccdc
Publikováno v:
Frontiers in Astronomy and Space Sciences, Vol 9 (2022)
sami2py is a Python module that runs the SAMI2 (Sami2 is Another Model of the Ionosphere) ionospheric model, as well as load and archive the results. SAMI2 is a model developed by the Naval Research Laboratory to simulate the motions of plasma in a t
Externí odkaz:
https://doaj.org/article/5a8fa55974fa4fca8008d854b881afaf