claim: Jeb Bush is the younger brother of a salesman.
evidence: Clear Sky Charts -LRB- called clocks until 2008-02-29 -RRB- are web graphics which deliver weather forecasts designed specifically for astronomers .. weather forecasts. weather forecasts. astronomers. Astronomy. They forecast the cloud cover , transparency and astronomical seeing , parameters which are not forecast by civil or aviation forecasts .. cloud cover. cloud cover. astronomical seeing. astronomical seeing. They forecast hourly data , but are limited to forecasting at most 48 hours into the future .. Each individual chart provides data for only a 9 mile radius , and so are essentially point forecasts .. There are clear sky chart forecasts for over 5300 locations , though the coverage area is limited to Canada , the USA and parts of Mexico and the Caribbean .. Locations are typically cities , professional and public observatories , colleges and science centers .. observatories. List of observatories. However there are also clear sky charts for star parties and backyard observatories .. observatories. List of observatories. star parties. Star party