Figure 3From: Space weather effects on the low latitude D-region ionosphere during solar minimumVariations in amplitude. (a, b) Amplitude of NWC signal along with the GOES X-ray flux during the solar flares on 05 December 2006. (c, d) Amplitude of NPM and NLK signals along with the GOES X-ray flux during the 13 December 2006 solar flare. (e, f) Amplitude of VTX (India) and NLK signals along with the GOES X-ray flux during the 14 December 2006 solar flare.Back to article page