Sentences with phrase «with angular diameter»

Note that this effect of size on the perceived contrast can not be explained by the finite resolution of the visual system, because we used disks with angular diameter much larger than that of the Airy disk, and the effect was exactly the same for disks of the two different diameters we used.

All of these groups are ones containing at least 3 galaxies with an angular diameter larger than 100 arcseconds - a measure which is obviously biased towards closer groups.

Not exact matches

He set up his experiment to measure spin angular momentum of photons in high vacuum, with measurements based on the rotation of a two - inch diameter wave plate — a device that can alter the polarization state of light passing through it.

This list is every galaxy with an angular size greater than 1.8 arcminutes within 7.5 degrees of the centre of the cluster which at a distance of 52 million light years corresponds to every galaxy with a diameter greater than 30 thousand light years within 7 million light years from the centre.

This planetary nebula is certainly the most impressive object of its kind in the sky, as the angular diameter of the luminous body is nearly 6 arc minutes, with a faint halo extensing out to over 15», half the apparent diameter of the Moon (Millikan 1974).

The SLK32 AMG features a more angular steering wheel, AMG instrument dials, an updated front and rear bumper with larger air intakes, and larger brakes; from 11.8 in (300 mm), uprated to 13.15 in (334 mm) in diameter.