Sentences with phrase «planetary signals»
Other astronomers say the method of pulling faint planetary signals out of background noise needs to be verified.
sciencenews.org
Tuomi's team ran statistical analyses to tease out possible planetary signals from background noise.
In the process, they say they learned to better distinguish a true planetary signal from astrophysical false alarms or instrumental noise.
In the case of Kepler 452 b, the team performed extensive simulations as well as ground - based observations of the star and its immediate surroundings to rule out the possibility of anything spoofing the planetary signal.
The team used novel analysis techniques in squeezing the planetary signals out of the data.
«Fortunately, the planetary signal predicts how fast the apparent positions of the background star and planetary host star will separate, and our observations have confirmed this prediction.
In this example, the planetary signal has been increased in strength relative by several orders of magnitude relative to the actual signal.