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searching for Visual extinction 15 found (18 total)

Abell 48 (508 words) [view diff] exact match in snippet view article find links to article

star, and is heavily reddened, with an E(B-V) value of 2.14 and a visual extinction of 6.634 magnitudes, which is why it appears so dim. Assuming a distance

Wild Duck Cluster (718 words) [view diff] exact match in snippet view article find links to article

magnitude 16.5. It has an integrated absolute magnitude of –6.5, and a visual extinction of 1.3. The cluster is metal-rich with an iron abundance of [Fe/H]

Nu Leonis (550 words) [view diff] exact match in snippet view article find links to article

indicate it is around 500 light years away. At this distance, the visual extinction from interstellar dust is 0.33 magnitudes. It is 0.05 degree north

Extinction (neurology) (1,214 words) [view diff] exact match in snippet view article

field. In visual extinction this attentional deficit in perception applies mainly to attention in the relevant dimension. Visual extinction is greatest

NGC 3114 (374 words) [view diff] exact match in snippet view article find links to article

They estimated the cluster to be 910 parsecs from the Sun, its mean visual extinction E ( B − V ) = 0.27 {\displaystyle E(B-V)=0.27} and its age to range

Hemianopsia (919 words) [view diff] case mismatch in snippet view article find links to article

A. W. (1988). Human cognitive neuropsychology. Hove, UK: Erlbaum. Visual Extinction and Unilateral Neglect & Denial (pp. 76-79). Jiang, Huai; Stein, Barry

K2-33 (1,317 words) [view diff] exact match in snippet view article find links to article

K2-33's spectrum is best modelled with a spectral type of M3.3 and a visual extinction of 0.75 magnitudes, so the star can be considered to be a red dwarf

Apep (star system) (3,237 words) [view diff] exact match in snippet view article

potential discrepancy of +0.2 and −0.5 kiloparsecs at its estimated visual extinction of 11.4. Apep is located in the constellation of Norma, at a right

MN18 (957 words) [view diff] exact match in snippet view article find links to article

and us. Also because of this dust, it is heavily obscured with a visual extinction of 6.4222 magnitudes. This means that only 1/371 of its light reaches

Friedrich Georg Wilhelm von Struve (1,283 words) [view diff] exact match in snippet view article find links to article

mechanism to explain the effect). His estimate of the average rate of visual extinction, 1 mag per kpc, is remarkably close to modern estimates (0.7–1.0 mag

Phosphorus mononitride (4,704 words) [view diff] exact match in snippet view article find links to article

interstellar PN is additionally perturbed by cosmic-ray ionization, visual extinction, and adsorption/desorption from dust grains. Moldenhauer and Dörsam

R136a1 (5,163 words) [view diff] exact match in snippet view article find links to article

extinction. The reddening (EB–V) can be used to estimate the level of visual extinction (AV). EB–V values of 0.29–0.37 have been measured, with considerable

Illusory palinopsia (2,485 words) [view diff] exact match in snippet view article find links to article

S2CID 41022593. Jacome, DE (Apr 1985). "Palinopsia and bitemporal visual extinction on fixation". Annals of Ophthalmology. 17 (4): 251–2, 257. PMID 4004004

Eta Carinae (14,681 words) [view diff] exact match in snippet view article find links to article

has been calculated that η Carinae was suffering 4.3 magnitudes of visual extinction due to the gas and dust ejected in the Great Eruption. An unobscured

PKS 0529-549 (1,624 words) [view diff] exact match in snippet view article find links to article

exhibit both hot dust emission at 8.0 μm, with a significant internal visual extinction (~1.6 mag), inferred from Spitzer Space Telescope near/mid-IR imaging