United Launch AllianceAtlas V 401Space Launch Complex 41, Cape Canaveral SFS, FL, USA
GPS IIF-4 (USA-242)
Launched
May 15, 2013
Summary
GPS IIF-4 launched on an United Launch Alliance Atlas V 401 from Space Launch Complex 41, Cape Canaveral SFS, FL, USA on May 15, 2013. It was United Launch Alliance's 71st launch, 4th this year and humanity's 5,292nd orbital launch attempt. It was the 18th Atlas V 401 flight and the 4th this year. The payload was bound for Medium Earth Orbit (MEO). GPS IIF-4, one of 2 catalogued objects, reached a 20,457 × 20,504 km orbit inclined 55.0°. 2 objects from this launch are catalogued, one of them a payload.
- Watch
- Atlas V GPS IIF-4 Launch HighlightsUnited Launch Alliance
- Booster
- No booster details on record.
- Mission
- Navigation · Medium Earth Orbit (MEO)
- Milestone
- 18th Atlas V 401 flight · 4th this yearUnited Launch Alliance's 71st launch4th this yearhumanity's 5,292nd orbital launch attempt24th orbital launch attempt this year
Flight preview
Orbit: as tracked
GPS IIF-4 · NORAD 39166 · 2013-023 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2013-023A
- Epoch
- 2013-05-16 02:26:49 UTC
- Mean motion
- 1.97311528 rev/day
- Eccentricity
- 0.0008881
- Inclination
- 54.9836°
- Ascending node
- 100.0109°
- Arg. of perigee
- 308.7744°
- Mean anomaly
- 5.948°
- Element set
- 999
- Rev at epoch
- 0
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: MEO. Ascent drawn from padside's representative profile.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage; 2 still in orbit
- GPS IIF-4 · NORAD 39166 · in orbit
Centaur AV-039 · in orbit
Data from J. McDowell, planet4589.org
About this launch
GPS Block IIF, or GPS IIF is an interim class of GPS satellite, which will be used to keep the Navstar Global Positioning System operational until the GPS Block IIIA satellites become operational.
Pad

Space Launch Complex 41, Cape Canaveral SFS, FL, USA
59th launch from Space Launch Complex 41, 3rd this year · 697th from Cape Canaveral SFS, FL, USA
125 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
57 days after the previous launch from this pad
Questions
When did GPS IIF-4 launch?
GPS IIF-4 launched on May 15, 2013. The time is known to the hour, not the minute.
Where can I watch GPS IIF-4?
Coverage: Atlas V GPS IIF-4 Launch Highlights. Watch the replay
What rocket launched GPS IIF-4?
Atlas V 401, flown by United Launch Alliance. Atlas V 401 spec sheet
Where did GPS IIF-4 launch from?
Space Launch Complex 41, Cape Canaveral SFS, FL, USA.
What orbit did GPS IIF-4 reach?
GPS IIF-4, one of 2 catalogued objects, reached a 20,457 × 20,504 km orbit inclined 55.0°.
How many satellites did GPS IIF-4 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).
Which program is GPS IIF-4 part of?
Global Positioning System. About Global Positioning System
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