JpGU-AGU Joint Meeting 2026

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[E] Oral

P (Space and Planetary Sciences ) » P-EM Solar-Terrestrial Sciences, Space Electromagnetism & Space Environment

[P-EM13] Space Weather and Space Climate

Wed. May 27, 2026 9:00 AM - 10:30 AM 304 (International Conference Hall, Makuhari Messe)

Chairperson:Takahashi Toru(Electronic Navigation Research Institute, National Institute of Maritime, Port and Aviation Technology), Kataoka Ryuho(Okinawa Institute of Science and Technology), Bamba Yumi(National Institute of Information and Communications Technology)

10:15 AM - 10:30 AM

[PEM13-30] Effect of Ionospheric Spatial Gradient and Irregularities on Differential GNSS Positioning

*Jinghua LI1, Guanyi MA1 (1. National Astronomical Observatories, Chinese Academy of Sciences)

Keywords:differential GNSS, ionospheric spatial gradients, ionospheric EIA, positioning accuracy