Sentence examples for time of circa from inspiring English sources

For an acoustic travel time of circa 20 min from Nabro, this indicates that explosive activity either began or picked up substantially at 21 24 UTC.

System sensitivity is 23 cps/kBq, and the scanner is capable of TOF-PET with a time resolution of circa 370 ps (manufacturer's specifications and authors' NEMA measurements).

Due to the nature of Culicoides development, it has been suggested that cases occur at a time lag of circa four weeks from peak vector density periods, which corroborate the evidence from the trapping data and the transmission values [ 17].

at the time of this drawing - circa 1825.

More specifically, we measure the rate at which subband EEG amplitude modulations change over short periods of time (circa 5 s) and compare such "spectro-temporal" signal representations between healthy controls and patients with varying AD severity levels (ranging from mild to severe).

The Pāhala ashes themselves were produced over a long period of time circa 13 to 30 thousand years ago, although heavy vitrification and interactions with post and pre- creation flows has hindered exact dating.

News Corporation sources tell me Mr Goodman's pay at the time of his imprisonment was circa £90,000.

The resonant antenna produces an excitation enhancement of circa 100 times and a fluorescence lifetime shortening to ~\n20 ps.

Overall, a gain of circa 9.56 times occurs in the average supported cell goodput, from approximately 7.48 to 71.53 Mbps, for the 5- and 20-MHz bandwidths (58 and 40 UEs), respectively.

The Amak Volcano has erupted three times in historical times: circa 2550 BC, from 1700 1710, and in 1796; the first of these events was identified with tephrochronology.

With a total turn-around-time after positive primary bacterial culture of circa 4 hours, this method is significantly faster than culture-based susceptibility testing [ 127– 127].