Worldwide Loran-C Signals and Space Weather
July 2009

Receiver: location Nuernberg 49.4159 N 11.1347 W, 8 m wire antenna in a tree, IF 11.8 kHz, bandwidth 22 kHz
Vertical time scale: 20 minute/pix with hourly ticks (quarter resolution of original 5 min averages)
Horizontal time scale: 22050 samples/s, 1.09 ms around expected pulse incidence
Colours: brightness proportional to fieldstrength (1/r distance and power corrected), colour hue shows 100 kHz carrier phase relative to Sylt groundwave

- July 28: Unid GRI 5990 left slot at 39.4 ms estimated TAI delay. Seen again on Aug. 1st at 89.4 ms, still about 3 ppb slow (1 ms in 4 days).

LoranView index
NOAA Space Environment Center