The former is utilized to continuously exchange status information such as location, heading, and speed with the other vehicles in the immediate environment.
The early part of day three was largely housekeeping, spacecraft maintenance and exchanging status reports with Mission Control in Houston.
So far, among the electronic markets, only Archipelago has received exchange status from the Securities and Exchange Commission, though Nasdaq and Instinet have applications pending.
Archipelago, based in Chicago, acquired the equity trading business of the Pacific Stock Exchange in July 2000 and received exchange status from the S.E.C. in October 2001.
The Securities and Exchange Commission said today that it had granted exchange status to the International Securities Exchange, which will become the nation's first all-electronic options market.
[C2.] A New Exchange Is Born The S.E.C. approved an application from the International Securities Exchange to become the nation's first all-electronic options market, the first time in 27 years the agency has granted exchange status.
The Nasdaq Stock Market's application for exchange status, however, will continue to collect dust in Washington, D.C.
"Exchange status is an important goal for Direct Edge," Chief Executive William O'Brien said in a statement Monday.
Bats, a Kansas City company founded in 2005, won exchange status last year, just under 12 months after filing its application.
BATS, one of the earlier and more successful rivals, is now the third-largest exchange in the U.S. Direct Edge, an alternative trading venue, is seeking exchange status.
Bats was granted full exchange status last year, adding a level of legitimacy and eliminating a time lag in reporting trades through another exchange.
