CXO
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About This Satellite
The Chandra X-ray Observatory, launched in July 1999 aboard Columbia, produces the sharpest X-ray images of the universe. Its mirrors study supernova remnants, black holes, and galaxy clusters from a highly elliptical orbit reaching a third of the way to the Moon.
Source: Wikipedia — CXO (CC BY-SA 4.0)
CXO is a cataloged satellite tracked under NORAD ID 25867 with international designator 99040B. According to the GCAT master catalog, it was built by TRW, on the AXAF platform, with a launch mass of about 5677 kg, with a shape described as Cyl + 2 Pan. Its current orbital elements are not well described by simple Keplerian geometry. Positions on this page are near-real-time SGP4 predictions propagated from the latest two-line element (TLE) data.