TAG: Schriever Air Force Base

How U.S. Air Force 19 SOPS Puts GPS Satellites in Orbit

November 21, 2014By

It's been a busy year for members of the 19th Space Operations Squadron. As operators of the GPS launch and early orbit, anomaly-resolution and disposal system, 19 SOPS members executed a historically high number of satellite launches (four), and disposed of a legacy GPS vehicle, all within the past 10 months. read more

Next-Generation Clock Increases Stability to 300 Picoseconds

February 11, 2014By

The U.S. Naval Observatory’s Alternate Master Clock on Schriever Air Force Base received its second rubidium fountain clock February 4 to ensure it has the most precise time in the world. Both the USNO’s Washington D.C.-based primary and its local Alternate Master Clock facility serve as the Department of Defense’s common time reference. Additionally, the USNO monitors the GPS constellation... read more

Commanding Conversation

May 1, 2010By

Defense editor Don Jewell is a retired Air Force officer who served for 30 years; many of his former peers and contemporaries are currently senior officers in today’s U.S. Air Force. Don sat down recently with General C. Robert Kehler, Commander of the U.S. Air Force Space Command, whom he has known and worked with for more than 20 years, to discuss GPS from the four-star point of view. read more

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