Sentences with phrase «with luminosities»

They suggest that «bona - fide» ULXs with luminosities of about million times that of the Sun must belong to a homogeneous class of objects, and SS 433 is an extreme case of the same population.

It is a name that sparkles with luminosity, and would make a wonderful option for your baby girl.

This set was a lot more back and forth with Luminosity winning the first game and NRG winning the two after that.

In a world with walls that wrap and bundle, passages convey with luminosity, or an absorption of it, that which is not yet seen.

This museum - quality work, painted circa 1938, resonates with luminosity and Gorky's surrealistic forms.

The monumental Doric paintings combine austerity with luminosity and solidity with movement and rhythm.

Not exact matches

We studied the great German theologians whose names began with «B» (seemingly a prerequisite for theological luminosity)-- Barth, Bultmann, Brunner, Bonhoeffer...

Now you can achieve results without the dermatologist's visit with Avon's latest skincare breakthrough, ANEW CLINICAL Luminosity Pro Brightening Serum.

«This was much further than we expected, and together with the observed brightness of the burst it implied an incredible luminosity.»

Since Hubble's guess that every star has the same luminosity is not strictly true, to chart the universe's expansion astronomers needed more reliable cosmic candles — celestial objects that they could trust to burn with the same luminosity no matter how far from Earth.

Hubble made an educated guess based on the reasoning that the brightest stars in each galaxy all shine with the same luminosity, like light bulbs of equal wattage, so the fainter they appear, the farther away they lie.

Within this interpretation Acosta explains that «The incredible rise inthe luminosity was due to the increased alignment (this occurred nearly 8 thousand million years ago) of the emitting zone of the jet with our line of sight to the object» Thanks to these observatinos the model used in this research is supported both theoretically and observationally.

With knowledge only of the luminosity of the star (1/600 that of the sun), the mass of the planet (1.3 times that of Earth), and the length of its orbit (11.2 days), the team was able to predict that, with a variety of possible atmospheres, it would be possible for Proxima b to harbor liquid water on its surfWith knowledge only of the luminosity of the star (1/600 that of the sun), the mass of the planet (1.3 times that of Earth), and the length of its orbit (11.2 days), the team was able to predict that, with a variety of possible atmospheres, it would be possible for Proxima b to harbor liquid water on its surfwith a variety of possible atmospheres, it would be possible for Proxima b to harbor liquid water on its surface.

Once confirmed, a transit allows astronomers to confidently measure a planet's orbital period — its year — as well as to estimate its size, by comparing the depth of its shadow with the estimated dimensions and luminosity of its star.

Because sun - like stars gradually increase in luminosity as they age, this could mean that Kepler 452 b is a fading, geriatric world, once thriving with life but now withering beneath the slowly brightening light of its sun.

For decades astronomers have been on the hunt for so - called «solar twins» — stars with the same ages, masses, temperatures, luminosities and chemical abundances as our own sun.

Crucially, Kepler also detected a slight dip in luminosity, much less dramatic than the dimming associated with the planet passing in front of the star, when HAT - P - 7 b passed behind its star — the spacecraft was seeing only the star's light, without the reflection and glow from the exoplanet.

Henrietta Swan Leavitt discovered in 1912 that the period of variation among Cepheids correlates with how much light they emit — their luminosity.

«Not only does this star have the high velocity expected if it is recoiling from a supernova explosion, but the combination of its low mass, high luminosity and carbon - rich composition appear impossible to replicate in a single star — a smoking gun that shows it must have originally formed with a binary companion,» adds Ben Ritchie (Open University), a co-author on the new paper.

This is indeed a galaxy, because it is spatially extended with a radius of 124 light years — systematically larger than a globular cluster with comparable luminosity.»

As stars run out of hydrogen fuel and burn helium instead, their luminosity waxes and wanes during several phases of pulsation, interspersed with times of relative calm.

Then, as with the Cepheids, he could compare that luminosity with the galaxy's apparent brightness to figure out its true place in deep space.

The quasar, with its central black hole mass of 12 billion solar masses and the luminosity of 420 trillion suns, is at a distance of 12.8 billion light - years from Earth.

There are two different black hole scenarios proposed to explain these objects: (1) they contain very «big» black holes that could be more than a thousand times more massive than the Sun (Note 1), or (2) they are relatively small black holes, «little monsters» with masses no more than a hundred times that of the Sun, that shine at luminosities exceeding theoretical limits for standard accretion (called «supercritical (or super-Eddington) accretion,» Note 2).

This image was observed with the Dark Energy Camera (DECam) gri - band filters mounted on the Blanco 4 - meter telescope on Dec. 28, 2015, around the time when the supernova reached its peak luminosity.

Other possibilities — such as intrinsic fluctuations in the star's luminosity or even a black hole with a cold and dusty debris disk drifting across our interstellar line of sight — could also still fit the data.

The newly discovered quasar SDSS J0100 +2802 is the one with the most massive black hole and the highest luminosity among all known distant quasars.

With more than 27,000 light flashes per second instead of the previous maximum of 120 per second, an extremely high luminosity, and the parallel operation of several experiment stations, it will be possible for scientists investigate more limited samples and perform their experiments more quickly.

13 Nov 2017 — The LHC's 2017 proton run has ended with record luminosity.

Star colors correspond to their B - V color and star size corresponds to the stellar luminosity with respect to Solar.

With the Hubble Space Telescope, astronomers were able to use the Cepheid period - luminosity relation out to distances ten times further than what could be done on the ground.

The mass of MBHs are positively correlated with several characteristics of each MBH's galaxy: the galaxy's mass, luminosity, the number of associated globular clusters, and especially the mass of the galactic bulge.

Possibly in keeping with its relative youth compared to Sol's 4.6 billion years, Star A has a faster rotation of 13.4 days (Knutson et al, 2007; and Noyes et al, 1984) compared with Sol's 25.4 days, with more chromospheric activity including starspots large and widespread enough to affect its luminosity by about + / - 1.5 percent in visible light (Knutson et al, 2007).

This diagram below is a plot of 22000 stars from the Hipparcos Catalogue together with 1000 low - luminosity stars (red and white dwarfs) from the Gliese Catalogue of Nearby Stars.

An extremely dim red dwarf, Star C is of spectral and luminosity type M7 V with only about 8.2 percent of Sol's mass, (Golimowski et al, 2000, in ps; and 1995).

Star A is a yellowish main sequence dwarf star of spectral and luminosity type F8 V, with 1.31 times the mass of Sol (McArthur et al, 2010), 1.6 times its diameter, and 3.4 times its luminosity.

With a visual luminosity that has reportedly varied between 0.000053 and 0.00012 of Sol's (based on a distance of 4.22 light - years) the star is as much as 19,000 times fainter than the Sun, and so if it was placed at the location of our Sun from Earth, the disk of the star would barely be visible.

The mass distribution inferred from the kinematics is slightly more extended than, though not strongly inconsistent with, the luminosity distribution.

The values of luminosity (L), radius (R) and mass (M) are relative to the Sun — a dwarf star with a spectral classification of G2 V.

Research interests: automated astronomy with robotic telescopes, high - precision photometry, luminosity and magnetic cycles in solar - type stars, the search for extrasolar planets, chromospherically active stars, pulsating variable stars More

After analyzing data from the Kepler Space Telescope, scientists discovered huge dips in KIC 8462852's brightness that lasted between five and 80 days, with the star sometimes losing as much as 20 percent of its luminosity.

Capella Ab is a yellow - orange giant star of spectral and luminosity type G1 III, with rotationally broadened spectral lines.

More massive galaxies should have broader lines and if the luminosity correlates with the mass, the more massive galaxies should have greater luminosity.

It has the same mass as Sol (Bedding et al, 1996, page 1157)-- possibly 1.1 Solar - mass according to Professor Kaler's Mu Herculis page, about 1.77 to 1.86 times Sol's diameter, and about 2.2 to 2.7 (with infrared) times its luminosity.

This very cool, main sequence red dwarf (M5.5 Ve) is one of our Sun's dimmest stellar neighbors within 15 ly, with only 14/100, 000 th of Sol's visual luminosity.

It has about 12 to 13 percent of Sol's mass (Delfosse et al, 2000; RECONS; Torres et al, 1999; and NASA Star and Exoplanet Database, interpolated from McCarthy and Henry, 1993), with about 14 percent of its diameter but only 8/100, 000 th of its luminosity.

61 Virginis is a yellow - orange main sequence dwarf of spectral and luminosity type G5 - 6 V, with about 92 to 96 percent of Sol's mass (95 percent using the isochrone mass estimate of Valenti and Fischer, 2005; and NASA Star and Exoplanet Database, based on David F. Gray, 1992), 94 to 98 percent of its diameter (96 percent for Valenti and Fischer, 2005; Johnson and Wright, 1983, page 677; and NASA Star and Exoplanet Database, derived from the exponential formula of Kenneth R. Lang, 1980), and around 78 percent of its visual luminosity and nearly 81 percent of its theoretical bolometric luminosity, with infrared radiation (Sousa et al, 2008; Valenti and Fischer, 2005; NASA Star and Exoplanet Database, based on Kenneth R. Lang, 1980).

In fact, we are, in about a billion years, at least according to Caldeira and Kasting («The life span of the biosphere revisited, Nature, 360, 721, 1992), because the increased solar luminosity and ensuing global warming will cause the silicates to start reacting with the atmospheric CO2.

We measure equivalent widths of spectral features, derive calibration relations using stars with interferometric measurements, and estimate stellar radii, effective temperatures, masses, and luminosities for the K2 planet hosts.

Altogether, PSO J318 - 22 is the first free - floating object with the colors, magnitudes, spectrum, luminosity, and mass that overlap the young dusty planets around HR 8799 and 2MASS J1207 - 39.