Transit of Venus, 2012

The next transit of Venus will occur on June 5–6 in 2012, succeeding the previous transit on June 8, 2004. After 2012, the next transits of Venus will be in December 2117 and December 2125.

Where visible

The transit will be best viewed from the Pacific Ocean. North America will be able to see the start of the transit, while South Asia, the Middle East, and most of Europe will catch the end of it. The transit will not be visible in most of South America or western Africa. The regions from which the transit is visible are shown in the map to the right.
When visible

Transit start and end times (in UTC) are given for various international cities and for various US cities.
See also

Transit of Venus
Transit of Venus, 2004

References

^ Venus transit on 6 June 2012 - hemel.waarnemen.com (in Dutch)

External links

AstronomyLive.com - Watch Transit of Venus 2012 LIVE - Many Live Webcasts / Broadcasts
The Venus Twilight Experiment
NASA - 2012 Transit of Venus Live Webcast and Celebration!
Counting down to the Transit of Venus - our nearest exoplanet test-lab
Transit of Venus.org
NASA - 2012 Transit of Venus
Coral Rekindling Venus: a short film about the Tranist of Venus
Live Webcast of transit of venus by SWAN-India
Don’t Miss Rare Venus Transit Across Sun On June 5th. Occurs Once In A Life Time Event.

Quadratic fields have been studied in great depth, initially as part of the theory of binary quadratic forms. There remain some unsolved problems. The class number problem is particularly important.

A set K with these properties is said to be absolutely convex.

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