As i was running my predictions for tonight, i got errors with this elset: Molniya 1-74 4.0 0.0 0.0 5.5 d 1 19730U 88115A 98212.38274339 .99999999 38478-5 12816-2 0 8833 2 19730 63.5655 331.2601 0464526 246.9587 213.6632 15.57449789 72254 Yesterday all was fine but today this one would cause errors. Jari