2 citations · 4 across the 3 of their papers we have counts for
Showing astro-phShow all
3 papers · 1 filter
astro-ph2005★ 1 cited
A Galaxy Cluster Near NGC 720
H. Arp
The galaxy cluster RXJ 0152.7-1357 is emitting X-rays at the high rate of 148 counts . It would be one of the most luminous X-ray clusters known if it is at its redshift d…
astro-ph2005★ 1 cited
X-ray Bright QSO's around NGC 3079
H. Arp, E. M. Burbidge
NGC 3079 is a very active, disturbed galaxy which has been observed to have X-ray and radio ejections from it as well as an optical superbubble along its minor axis. Here we show t…
astro-ph2005★ 2 cited
Periodicities of Quasar Redshifts in Large Area Surveys
H. Arp, C. Fulton, D. Roscoe
We test the periodicity of quasar redshifts in the 2dF and SDSS surveys. In the overall surveys redshift peaks are already apparent in the brighter quasars. But by analyzing sample…