The oath of office is traditionally taken at noon.
President-elect Barack Obama took his oath of office at 12:00 PM (noon) Eastern Standard Time. In relation to Central Time, he took his oath of office at 11:00 AM.
President Obama was sworn in at 12:05 EST, January 20th, 2009. A second oath was given on the evening of January 21, 2009, because Chief Justice John Roberts erred when he administered the oath causing President Obama not to recited the oath as prescribed.
Chief Justice John Roberts administered the oath to Obama for the second time.
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There is no constitutional mandate for the U.S. Presidential oath of office to be given on any particular day or time. The modern consensus (again, not constitutionally mandated) is that the previous President is, technically, no longer in power, as of midnight on the given day the oath of office is to be given to the new President (even if it's the same person), and that noon of that day is the time the new President will be given the oath. As soon as the new President has completed the oath, he is, technically speaking, granted all the powers of that office.
It was approximately 1205 when he took the oath of office. However he officially became president at noon when George W. Bush's term ended. The verbal oath of office is a formality. noon
what time pacific will Obama take his oath
The new President will take oath for the office January 20th 2017. At this time President Barack Obama will no longer be President.
The U.S. Constitution says that the president must take the presidential oath and be sworn in; usually, it is the Chief Justice of the Supreme Court who administers the oath. If a president is re-elected, he still has to take the oath of office a second time.
According to the Innauguration Committee, it is scheduled for approximately 11:56am for Barack Obama (11:46am for V.P. Joe Biden)
His second inauguration was done twice-- once on January 20th, 2013 (the date specified in the constitution), and then a second time on January 21st. This time, the 20th fell on a Sunday, when government offices were closed, so the first oath of office occurred at a small, private ceremony in the White House. The next day, there was a large, public ceremony, and the oath was given on the steps of the Capitol Building.
Chief Justice messed up the first time, so they redid it so nobody could say he wasn't a true president.