In-orbit performance of the XMM-Newton x-ray telescopes: images and spectra
In-orbit performance of the XMM-Newton x-ray telescopes: images and spectra
The XMM-Newton X-ray Observatory was launched by an ARIANE V from Kourou, French Guiana, on 10 December 1999. First light was received by one of the three X-ray telescopes on 19 January 2000. Since then an extensive program, comprising commissioning, calibration and performance verification of the scientific payload, has been …