Thursday, August 16, 2018

Russian Kosmos-2519/2521/2523 Orbital Update

Jonathan's Space Report No. 751 (dated 2018 July 28) carried the following update on the Russian Kosmos 2519/2521/2523 satellite mission:

"Kosmos-2519/2521/2523
---------------------

The Russian inspector satellite experiment launched in 2017 continues. From Jun 27 to Jul 19 the host satellite Kosmos-2519 made a series of burns which changed its orbit from 644 x 659 km to 318 x 664 km. Kosmos-2521 appears to have made a single burn on Jul 20 to go from 346 x 362 km to 292 x 348 km. Kosmos-2523 remains in the 553 x 665 km orbit into which it was ejected last October.

Here are the latest Kep Element Sets for these three Russian Kosmos satellites

Cosmos 2519
1 42798U 17037A 18227.83847320 +.00008401 +00000-0 +13141-3 0 9999 2 42798 097.8574 290.5655 0252817 189.0749 170.5872 15.25318837061726

Cosmos 2521
1 42919U 17037D   18227.99328067 +.00028277 +27996-5 +11649-3 0  9995
2 42919 097.8965 308.5881 0036387 352.8598 187.4510 15.85331655053681

Cosmos 2523
1 42986U 17037E   18227.87186024 -.00000104 +00000-0 -46220-5 0  9999
2 42986 097.8488 292.5974 0078825 349.4636 010.4923 14.86503274043048


  Source of the keplerian elements: AFSPC