ring

(redirected from Barnard's Loop)
Also found in: Dictionary, Thesaurus, Medical, Encyclopedia, Wikipedia.

Ring

A place on an exchange assigned for the trading of certain commodities, futures, or options. It is also called a pit or a trading pit.

ring

See pit.
References in periodicals archive ?
Less well-known is the nearby arc comprising Barnard's Loop, an emission nebula included by Herschel in his list of 52 nebulous regions.
In the red light of hydrogen-alpha emission (656.3 nanometers wavelength), Barnard's Loop is the brightest part of the bubble.
Barnard's Loop is the remarkably long arc of nebulosity that sweeps through Orion in a huge semicircle about 12[degrees] in diameter.
For the first time I saw the full extent of Barnard's Loop in Orion (S&T: May 2001, page 140) and the very faint emission nebula Sh2-264 between Betelgeuse and Bellatrix.