VOA Radiogram is a Voice of America program experimenting with digital text and images via shortwave broadcasting. It is produced and presented by Dr. Kim Andrew Elliott.
T.W. in Shimane Prefecture, Japan, provided this YouTube video of his reception and decoding of VOA Radiogram on 20 July 2013, 1600-1630 UTC, on 17860 kHz. North Carolina to Japan is 11,000 km, unless reception was via the long path, in which case it was a much longer distance. His decoding of the text modes appears to be 100%, and the images are fairly good. It probably helps that he is using a Beverage antenna directed to north east (for North,South America), 90m in length:
Lorenzo, near Rome, same date, time, frequency:
Hugh Stegman in California compared MT63-2000L with MFSK64 under noisy conditions, 21 July 2013, 1930-2000 UTC, on 15670 kHz:
