VHF Radio Observations for Ionospheric Study - Realtime Active Data Archive on 2024/11/05 (310)
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VHF Radio Observations for Imaging Sporadic-E Layer / Plasma Bubbles - Active Data Archive


                                                                                

VHF-Es-EPB Project      Site Locations      Observation System      How to Interpret VHF-Es data      How to Interpret GPS-TEC ROTI      Publications      


Links to daughter projects:   Observations of ILS Localizer Signal   Observations of AIS Signals   HF Doppler Project




NICT Ionosonde foEs
          

NICT Ionosonde foEs
          

NICT Ionosonde foEs
          


Observations of Sporadic E - Es


If you click a part of the spectrograms below, maps of GPS-TEC ROTI during the corresponding 1 hour period will appear (every 5 min).

A movie of the ROTI data is also available.  6-days Prediction of Toropospheric Duct

Sarobetsu, Hokkaido:  Status,  Zoom-in
           
Sugadaira, Nagano:  Status,  Zoom-in
           
Oarai, Ibaraki:  Status,  Zoom-in
           
Chofu, Tokyo:  Status,  Zoom-in
Kure, Hiroshima:  Status,  Zoom-in
Onna-North, Okinawa:  Status,  Zoom-in
Sendai, Miyagi:  Status,  Zoom-in
Kyoto, Kyoto:  Status,  Zoom-in
Kirishima, Kagoshima:  Status,  Zoom-in


Observations of Equatorial Plasma Bubble - EPB


Ionospheric Observations over Thailand (KMITL)

Onna-South, Okinawa:  Status,  Zoom-in
          
Tainan, Taiwan:  Status,  Zoom-in
          
Bangkok, Thailand:  Status,  Zoom-in