Primary market prices are often set beforehand, while prices in the secondary market are determined by the basic forces of supply and demand. If the majority of investors believe a stock will increase in value and rush to buy it, the stock's price will typically rise.
The next good solar eclipse visible from Pennsylvania will be on 21st August 2017 when a large partial eclipse occurs (80% of the Sun's diameter obscured at maximum). This eclipse will be seen as total along a line from Oregon to South Carolina.
Animation: How the Partial Solar Eclipse Will Look. The total phase of this solar eclipse is not visible in Harrisburg, but it can be observed there as a partial solar eclipse. The Moon covers a large portion of the Sun, so this is a spectacular sight. More about the August 21, 2017 â Total Solar Eclipse. Add Eclipse to Calendar.