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A secondary rainbow, at a greater angle than the primary rainbow, is often visible. The term double rainbow is used when both the primary and secondary rainbows are visible. In theory, all rainbows are double rainbows, but since the secondary bow is always fainter than the primary, it may be too weak to spot in practice.
A moonbow (also known as a moon rainbow or lunar rainbow) is a rainbow produced by moonlight rather than direct sunlight. Other than the difference in the light source, its formation is the same as for a solar rainbow: It is caused by the refraction of light in many water droplets, such as a rain shower or a waterfall, and is always positioned ...
In secondary rainbows, that order is reversed with violet coming first from top to bottom. A secondary rainbow is much fainter than a primary one because the intensity of light is reduced.
Double rainbow and supernumerary rainbows on the inside of the primary arc. The shadow of the photographer's head marks the centre of the rainbow circle ( antisolar point ). A rainbow is a narrow, multicoloured semicircular arc due to dispersion of white light by a multitude of drops of water, usually in the form of rain, when they are ...
Cincinnati's Jan. 12 rainbow was about the highest rainbow you can ever see from Earth.
They look like retro, faded rainbows that stayed out in the sun too long and lost their color. Well, after a fogbow was spotted in Tulsa, the chief meteorologist at our partner Meteorologist ...
Double refraction or birefringence of calcite and other minerals; Double-slit experiment; Electroluminescence; Evanescent wave; Fluorescence, also called luminescence or photoluminescence; Mie scattering (Why clouds are white) Metamerism as of alexandrite; Moiré pattern; Newton's rings; Phosphorescence; Pleochroism gems or crystals, which seem ...
In the Anglo-Cornish dialect of Cornwall, United Kingdom, sun dogs are known as weather dogs (described as "a short segment of a rainbow seen on the horizon, foreshowing foul weather"). It is also known as a lagas in the sky which comes from the Cornish language term for the sun dog lagas awel meaning 'weather's eye' ( lagas , 'eye' and awel ...