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.
To refrain from insisting on or enforcing (a rule, penalty, or requirement, for example); dispense with: The original ban on private trading had long since been waived (William L. Schurz). 3. To refrain from engaging in, sometimes temporarily; cancel or postpone: Let's waive our discussion of that problem.