Category Archives: Active Galactic Nuclei

Active Galactic Nuclei

Spiral 0313-192: The Right Kind of Galaxy

The NASA website, in 2003, announced the discovery of radio lobes being found around the edge on spiral galaxy 0313-192.  They claimed that this was “the wrong kind of galaxy” for such radio lobe features to be seen in, noting … Continue reading

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Update on gamma/X-ray source GRB 110328A: Still active

The X-ray flux graph below shows the latest update for gamma/x-ray source GRB 110328A (J164449.3+573451). The average x-ray luminosity during its first day (up to s = 104 seconds) was estimated to be 2.5 X 1047 ergs/s (see earlier posting) … Continue reading

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Gamma/X-ray source GRB 110328A still active

In response to Nick Darby’s comment on the previous post, a few days ago I checked with one of the Swift team astronomers, Jamie Kennea, who said that the source is “still well detected.” Swift observes this source daily and … Continue reading

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GRB 110328A: First ever observation of a newly formed quasar!

When a formerly quiescent galactic nucleus is observed by astronomers to suddenly begin radiating high energy emission, it is probably natural for them at first to avoid interpreting the sighting as the birth of a quasar and instead propose something … Continue reading

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