... Because it may well be the first active opticalcounterpart ever found for a gamma-ray burst , and could hold the clue to the distance scale to this most enigmatic class of astronomical objects . ...
... the next few minutes, the bright opticalcounterpart was being tracked by several ... were scanned and a very bright opticalcounterpart -- magnitude 7.4 -- was found 50 ...
... astronomers using the 2.5-meter Nordic Optical Telescope chimed in with a mid-range observation of the opticalcounterpart ... telescopes, including the 8-meter Gemini North telescope in Hawaii, began playing along by tracking the opticalcounterpart ...
... While individually even the largest radio telescopes have very blurry vision compared to their opticalcounterparts , networks of radio telescopes can combine signals to produce sharper pictures . ...
... GCN 4785 Brightening of the OpticalCounterpart of the Possible GRB 060218 . GCN 4786 Swift/XRT Team preliminary analysis of the possible burst . ...
... Within 48 hours astronomers using the 2.5-meter Nordic Optical Telescope chimed in with the observation of a middle-frequency opticalcounterpart that was soon confirmed with the 3.5-meter Calar Alto Telescope in Spain. ...
... The VLT not only recorded an opticalcounterpart , shown above , but also was able to estimate that the cosmologically-induced redshift was an astonishing 4.5 -- placing GRB000131 farther across the universe than any explosion so measured. ...
... Within 48 hours astronomers using the 2.5-meter Nordic Optical Telescope chimed in with the observation of a middle-frequency opticalcounterpart that was soon confirmed with the 3.5-meter Calar Alto Telescope in Spain. ...