... colori, ripresa nella regione spettrale dei raggi X dal satellite spaziale Chandra, delle galassie Antennae NGC 4038 e NGC 4039 ... raffigurata : -Data dello scatto : -Fotografo : G. Fabbiano , Chandra Observatory -Referenze : G. Fabbiano (CfA) et al ...
... We explore the nature of emission line galaxies by combining Hubble Space Telescope (HST), Chandra, and Very Large Array (VLA) observation of a sample of nearby bright galaxies from the spectroscopic Palomar survey. ...
... NGC 4564 has been observed by Chandra, and the central hot gas density estimated to be 0.011 ± 0.006 cm-3 by Soria et al. ... These values overlap with the low end of estimates from Chandra data of more general ETG samples (Pellegrini 2005). ...
... 130. High-resolution X-ray spectroscopy of Procyon by Chandra and XMM-Newton . ... 132. Chandra Discovery of Luminous Supersoft X-Ray Sources in M81 . ...
... Spitzer/IRAC data were complemented with near-infrared (JHKs) photometry , taken with Sofi at the NTT (ESO) telescope, high spatial resolution X-ray observations with the Chandra satellite from the literature, and optical (VI) photometry with WFPC2/HST ...
... We explore the nature of emission line galaxies by combining Hubble Space Telescope (HST), Chandra, and Very Large Array (VLA) observation of a sample of nearby bright galaxies from the spectroscopic Palomar survey. ...
... UDF 5225 is not detected in X-rays, based on the 1.0 Ms Chandra Deep Field South catalog (Giacconi et al. ... one AGN at z > 5 has so far been discovered in the two Chandra deep fields ( Barger et al. 2002), and an X-ray detection would ...
... dei raggi X dal satellite spaziale Chandra, delle galassie Antennae NGC 4038 e NGC 4039. ... Data dello scatto :1 Dicembre 1999 . -Fotografo : G. Fabbiano , Chandra Observatory . -Referenze : G. Fabbiano (CfA) et al., ...