... as proposed by Harris, Carilli & Perley on the basis of ROSAT imaging observations ... D by Hargrave & Ryle 1974) with the High Resolution Imager of the ROSAT Observatory ... The angular resolution of the ROSAT HRI was 5 , so the point spread function ...
... The X-ray emitting cluster medium was the sub ject of ASCA and ROSAT observations by Siebert et al. (1999) and ROSAT observations by Gizani & Leahy (1999). ...
... Today, we see with ROSAT in great detail the expanding shell of the ejecta running into the inter- High Energy Astrophysics: Overview 24/47 stellar environment at about Mach 150 and thereby being heated up to millions of degrees. ...
... Subsequently, ROSAT HRI data confirmed the existence of an X-ray source which coincides with the hot spot position, and which ... Further, recent ROSAT HRI images of Cygnus A (Carilli et al. Ё (1994)) and Perseus A (Bohringer et al. (1993)) show clear ...
... We selected Pictor A for observation with Chandra because of the X-ray emission from the western hot spot, tentatively detected with the Einstein IPC and confirmed by us through an inspection of an archival ROSAT PSPC observation. ...
... by historical sky surveys such as the Palomar Observatory Sky Survey (POSS) in the optical region of the spectrum, the 3C and Parkes surveys at radio wavelengths, the IRAS survey in the infrared and ROSAT All Sky Survey (RASS) at X-ray wavelengths ...
... Schlegel, E.M., Ryder, S., Staveley-Smith, L., Colbert, E., Petre, R., Dopita, M. & Campbell-Wilson, D. 1999, "SN1978K in NGC 1313: An Update with ROSAT HRI, ASCA, Hublle Space Telescope, Optical & Radio Observations", American Ast. ...
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