The latest OIG elset for this decaying rocket is Cosmos 2321 r 7.4 2.4 0.0 5.5 v 196 x 161 km 1 23677U 95052B 97070.55979666 .03396461 -12626-5 41229-3 0 5927 2 23677 82.8910 301.0469 0026511 304.8792 55.0325 16.35142399 80849 which shows it running 6.7 seconds late with respect to the prediction I posted yesterday. My latest SatEvo analysis predicts decay at March 12.75 +/- 0.1d and provides the following prediction: Cosmos 2321 r 7.4 2.4 0.0 5.5 v 182 x 155 km 1 23677U 95052B 97071.04885145 .05065751 18721-1 34394-3 0 95928 2 23677 82.8896 300.4983 0020396 302.8329 56.9706 16.39037710 80921 Cosmos 2321 r 7.4 2.4 0.0 5.5 v 172 x 150 km 1 23677U 95052B 97071.29287316 .07041267 39506-1 28954-3 0 95928 2 23677 82.8886 300.2232 0016520 301.8069 58.0323 16.41933945 80969 Cosmos 2321 r 7.4 2.4 0.0 5.5 v 156 x 141 km 1 23677U 95052B 97071.53637020 .12557056 14592+0 24928-3 0 95923 2 23677 82.8871 299.9473 0011406 300.7778 59.1099 16.46413143 81003 Cosmos 2321 r 7.4 2.4 0.0 5.5 v 151 x 138 km 1 23677U 95052B 97071.59712411 .16142693 25563+0 24590-3 0 95923 2 23677 82.8865 299.8781 0009719 300.5199 59.3842 16.48135863 81017 Cosmos 2321 r 7.4 2.4 0.0 5.5 v 143 x 133 km 1 23677U 95052B 97071.65780523 .23424295 58111+0 25246-3 0 95922 2 23677 82.8858 299.8088 0007673 300.2616 59.6625 16.50474737 81029 Cosmos 2321 r 7.4 2.4 0.0 5.5 v 131 x 125 km 1 23677U 95052B 97071.71837828 .48749175 27761+1 30316-3 0 95926 2 23677 82.8847 299.7393 0004830 300.0026 59.9495 16.54434335 81033 Alan -- Alan Pickup | COSPAR site 2707: 55d53m48.7s N 3d11m51.2s W 156m asl Edinburgh | Home: alan@wingar.demon.co.uk +44 (0)131 477 9144 Scotland | Royal Observatory: A.Pickup@roe.ac.uk +44 (0)131 668 8224