Most stars you can see with your naked eye are considerably redder than Vega, and thus have positive (B-V) values. Another way to look at the color index is to go back to the convolution of spectrum with passband. Convolving the spectrum of a hot star with the B and V passbands ... yields a lot more energy (and photons) in the B-band than the V-band.
âº to fail to keep a promise or an agreement, etc.: Once the highest bid is accepted, a seller can be sued for breach of contract if they renege. renege on an agreement/a deal/a promise The retailer claimed that the cosmetics company reneged on a deal to produce a range of beauty products for them. (Definition of ârenegeâ from the Cambridge Business English Dictionary Â© Cambridge University Press) Translations of ârenegeâ.
1 to pay (someone) everything that is due that person, especially to do so and discharge from one's employ. 2  to pay (a debt) in full. 3  Informal. to bribe. 4  to retaliate upon or punish. 5  Nautical. to fall off to leeward.  to result in success or failure: