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astro-ph2001
CHANDRA observation of the narrow-line Seyfert 1 galaxy IRAS 13224-3809
F. Pfefferkorn, Th. Boller, V. Burwitz +1
The narrow-line Seyfert 1 galaxy (NLS1) IRAS 13224-3809 has been observed with the CHANDRA High Resolution Camera (HRC-I) for 12 ksec on February, 2, 2000. The source was proposed…
astro-ph2001
Soft X-ray Properties of ULIRGs Based on a Large and Complete Sample
X. -Y. Xia, Th. Boller, Z. -G. Deng +1
We report on the results of the cross-correlation of a sample of 903 Ultraluminous IRAS galaxies (ULIRGs) with the ROSAT-All Sky Survey Bright Source Catalogue and the ROSAT archiv…