Sun dog - Wikipedia A sun dog (or sundog) or mock sun, also called a parhelion [1] (plural parhelia) in atmospheric science, is an atmospheric optical phenomenon that consists of a bright spot to one or both sides of the Sun Two sun dogs often flank the Sun within a 22° halo
What Is a Sun Dog? - Science Notes and Projects In meteorology, a sun dog or parhelion is a bright spot on one or both sides of the Sun Sun dogs or parhelia are around around 22° directly to the left and right of the Sun, sometimes accompanied by a 22° halo around the Sun
Parhelions or Sun Dogs - HyperPhysics Sun Dogs (Parhelia) Photo by Clay S Turner Used by permission At the points on the 22° halo which are on a horizontal line with the sun, the arc commonly broadens to two bright spots, reputedly referred to by artic people as the sun's dogs The refracted light at these points is so much more intense than the remainder of the 22° halo that
Sundogs: Spots of Color Beside the Sun | Live Science Sundogs, or parahelia, are bright spots in the sky caused by the refraction of sunlight off tiny ice crystals in the atmosphere Above the Trans-Alaska Pipeline in midwinter, sundogs meld into a
Sun dog | Definition Facts | Britannica Sun dogs occur when the Sun or Moon shines through a thin cirrus cloud composed of hexagonal ice crystals falling with their principal axes vertical, as opposed to the halo phenomenon that occurs when the principal axes are randomly arranged in a plane perpendicular to the Sun’s or Moon’s rays
What Are Sun Dogs and How Are They Caused? - Astronomy Trek Sundogs (‘parhelion’ or plural ‘parhelia’) are members of a larger family of atmospheric phenomena known as halos Sundogs in particular are formed when sunlight is refracted in the horizontal plane through six-sided, plate-like ice crystals that float in the atmosphere, or are suspended in high and cold cirrus or cirrostratus clouds
Parhelion - SKYbrary Aviation Safety A parhelion (plural parhelia), also commonly known as sun dog or mock sun, is an atmospheric optical phenomenon that consists of a bright spot to one or both sides of the Sun Two parhelia often flank the Sun within a 22° halo The parhelion is a member of the family of halos caused by the refraction of sunlight by ice crystals in the atmosphere
PARHELIA Definition Meaning - Merriam-Webster The meaning of PARHELION is any of several bright spots often tinged with color that often appear on the parhelic circle on either side of the sun—called also sun dog
Sun Dog – Definition Detailed Explanation - Sentinel Mission Sun dogs, also known as parhelia, are a fascinating optical phenomenon that occurs when ice crystals in the atmosphere refract sunlight, creating bright spots of light on either side of the sun These bright spots often appear as colorful patches of light, resembling small rainbows