| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,757,175,220 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
KPC |
Also found in: Encyclopedia, Wikipedia, Hutchinson | 0.03 sec. |
How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? References in periodicals archive |
|---|
Pennypacker says that on the basis of observations made so far, they have calculated a "preliminary' value of the Hubble constant to be 100 kilometers per second per kiloparsec. quoted the distance to 1987A as 50 kiloparsecs or 1. It would be capable of measuring parallaxes of objects at kiloparsec distances with 10 percent accuracy. |
| Acronyms and Abbreviations |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|