Analysis of four years of
precision measurements from Kepler shows that 22 ± 8 % of Sun - like stars have Earth - sized planets in the habitable zone.
Not exact matches
Four days after its launch on 17 January, the Jason - 3 high -
precision ocean altimetry satellite is delivering its first sea surface height
measurement data in near - real time for evaluation by engineers
from the Centre National d'Etudes Spatiales (CNES), EUMETSAT, the US National Aeronautics and Space Administration (NASA) and the National Oceanic and Atmospheric Administration (NOAA) and scientists
from the international Ocean Surface Topography Science Team.
However, these so - called «standard candles» do vary slightly
from one another, limiting the
precision of such
measurements.
Most importantly, astronomers have high -
precision measurements of the SMC's rotation curve, which shows how its rotational speed changes with distance
from its center and indicates how much dark matter is present.
Jun Yang and his colleagues used the technique of very long baseline interferometry (VLBI), where a network of detectors separated by thousands of kilometres are combined into a single observatory, to make extremely high -
precision measurements of the jet
from Swift J1644 +57.
This approach uses
precision measurement techniques and devices
from atomic, quantum, and condensed - matter physics to detect tiny signals due to new particles or forces.
It also sets a benchmark of
measurements, because they'll measure it to that greater
precision they already have and therefore any deviations
from those predictions would be more significant.
Microfluidic tools for
precision measurements of cell migration speed reveal that migratory speed of individual cells changes stochastically
from parent cells to their descendants, while the average speed of the cell population remains constant through successive generations.
«One main goal of RHIC's energetic polarized - proton collisions is to increase the
precision of our
measurements so we can better tease out the contribution
from the gluons» spin,» said Jamie Dunlop, Associate Chair for Nuclear Physics in Brookhaven's Physics Department.
«In a sense, this is the first
precision measurement done on antihydrogen, because the
measurement exceeds anything that could be inferred
from previous
measurements,» Fajans said.
The interval doesn't reflect an uncertainty in
measurement precision but rather a real variation of atomic weight
from substance to substance.
The concepts of rotation and angular momentum play a crucial role in many areas of physics, ranging
from nuclear spectroscopy to molecular collisions and
precision measurements.
KIPAC faculty member Risa Wechsler, a founding member of DES, said, «For the first time, the
precision of key cosmological parameters coming out of a galaxy survey is comparable to the ones derived
from measurements of the cosmic microwave background.
We derived the radii of the planets
from the K2 light curve and used high -
precision radial velocities gathered with the HARPS - N spectrograph for mass
measurements.
During the talk, we will illustrate how the immense advantage of having long - term uninterrupted high -
precision data
from space implies huge progress in the probing of stellar physics in general, and in the
measurement of internal rotation and angular momentum in particular.
Our barycentric radial velocities, derived
from observations taken at the KPNO 2.1 meter telescope, differ
from... ▽ More We demonstrate the ability to measure precise stellar barycentric radial velocities with the dispersed fixed - delay interferometer technique using the Exoplanet Tracker (ET), an instrument primarily designed for
precision differential Doppler velocity
measurements using this technique.
«We're now in an era where we can do
precision agriculture and use
measurements from the environment to guide and build tools that will reshape the future.
For contributions to
precision measurements of nonsequential double ionization, exploration of strong field interaction scaling properties
from mid-infrared to X-ray and innovative experiments of time - resolved molecular imaging
The temperature range of the
measurements extends
from room temperature down to... ▽ More We present the results of high
precision measurements of the thermal expansion of the sintered SiC, SiC - 100, intended for use in cryogenic space - telescopes, in which minimization of thermal deformation of the mirror is critical and precise information of the thermal expansion is needed for the telescope design.
The variabilities on the graph show higher
precision measurements and inferences
from tree rings etc..
This should be obvious
from the fact that we can not determine the average temperature of the ocean
from 10
measurements with any accuracy or
precision.
If in fact, our understanding of the fate of the world as some would like everyone to believe rests to a large degree in the data gathered
from these temp measuring devices, would it not be plausible to have land
measurements capable of the same degree of
precision as those denizens of the deep are purportedly capable of giving.
The other thing I don't get is the
precision — we're talking about fractions of a degree in
measurements from places where the heat will burn you up to places where you need snowsuits to survive??
From the GAO link above and the accompanying docs it is clear the USHCN network has not been managed at a consistent level of quality (even for the «old» site standards) and
precision of
measurements:
Newsom R. K., W. A. Brewer, J. M. Wilczak, D. E. Wolfe, S. Oncley and J. K. Lundquist (March 2017): Validating
precision estimates in horizontal wind
measurements from a Doppler lidar.
High
precision measurements made by Horibe et al. (1974) demonstrated a slight surface depletion in the Pacific that is produced by uptake of calcium and incorporation into CaCO3 shells that sink
from the surface layer.
«This project will enable
precision measurements of the physical, chemical and biological changes that occur when cells are subjected to mechanical loading, ranging
from small perturbations to high - force, high - speed impacts,» said Megan Valentine
from UC Santa Barbara.
Mühle has only been making watches since 1996, but the brand has been in the
precision instrument business since 1869, supplying everything
from maritime
measurement devices to clocks and instruments for cars.