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SpaceXFalcon 9 Block 5Space Launch Complex 4E, Vandenberg SFB, CA, USA

Starlink Group 9-4

Launched

July 28, 2024 · 09:22 UTC

Launch Successful
Space X Starlink Mission Patch

Image: SpaceX

Summary

Starlink Group 9-4 launched on a SpaceX Falcon 9 Block 5 from Space Launch Complex 4E, Vandenberg SFB, CA, USA on July 28, 2024 at 09:22 UTC. The launch window ran from 07:24 to 11:14 UTC. It was SpaceX's 386th launch, 75th this year and humanity's 6,726th orbital launch attempt. It was the 301st Falcon 9 Block 5 flight and the 72nd this year. Booster B1071 flew for the 17th time and landed at Of Course I Still Love You. The payload was bound for low Earth orbit (LEO). The tracked orbit of Starlink 11147, one of 21 catalogued objects, from August 5, 2024, was 305 × 306 km inclined 53.2°. 21 objects from this launch are catalogued, all of them payloads.

Watch
Vehicle
Falcon 9 Block 5 · SpaceXStarlink
Booster
  • B1071 · flight 17 · Autonomous Spaceport Drone Ship at Of Course I Still Love You · landed209/217 landed here · 67 days after its previous flight, NROL-146 · 642 km downrange
Mission
Communications · Low Earth Orbit (LEO)for SpX
Milestone
301st Falcon 9 Block 5 flight · 72nd this yearSpaceX's 386th launch75th this yearhumanity's 6,726th orbital launch attempt137th orbital launch attempt this year

Flight preview

Simulate in Flight Club

Orbit: as tracked

53.2°Inclination
305 × 306 kmPerigee × apogeefrom mean elements
90.5 minPeriodfrom mean elements
134.3°Ascending node
801 d agoElement epoch2024-08-05 18:00 UTC · stale

Starlink 11147 · NORAD 60301 · 2024-133 · Space-Track · tracking 1 of 21 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
2024-133A
Epoch
2024-08-05 18:00:00 UTC
Mean motion
15.91357024 rev/day
Eccentricity
0.0000743
Inclination
53.1666°
Ascending node
134.2873°
Arg. of perigee
126.8452°
Mean anomaly
219.5426°
Element set
999
Rev at epoch
247
B*
-0.0024796

Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO.

Flight timeline

23 steps, T−38 min to T+1 h
  1. T−38MGO for Prop Load
  2. T−35MStage 1 LOX Load
  3. T−35MProp Load
  4. T−16MStage 2 LOX Load
  5. T−7MEngine Chill
  6. T−1MStartup
  7. T−1MTank Press
  8. T−45SGO for Launch
  9. T−3SIgnition
  10. T−0Liftoff
  11. T+1M8SMax-Q
  12. T+2M26SMECO
  13. T+2M30SStage 2 Separation
  14. T+2M37SSES-1
  15. T+3M2SFairing Separation
  16. T+6M7SEntry Burn Startup
  17. T+6M28SEntry Burn Shutdown
  18. T+7M46SStage 1 Landing Burn
  19. T+8M15SStage 1 Landing
  20. T+8M40SSECO-1
  21. T+53M47SSES-2
  22. T+53M48SSECO-2
  23. T+1H41SStarlink Deployment

Catalogued objects

21 catalogued: 21 payloads; 20 still in orbit

  • Starlink 11147 · NORAD 60301 · in orbit
  • Starlink 11128 · NORAD 60302 · in orbit
  • Starlink 11227 · NORAD 60303 · in orbit
  • Starlink 11224 · NORAD 60304 · in orbit
  • Starlink 11115 · NORAD 60305 · in orbit
  • Starlink 11109 · NORAD 60306 · in orbit
  • Starlink 11223 · NORAD 60307 · in orbit
  • Starlink 11192 · NORAD 60308 · in orbit
  • Starlink 11213 · NORAD 60309 · in orbit
  • Starlink 11200 · NORAD 60310 · in orbit
  • Starlink 11208 · NORAD 60311 · re-entered June 15, 2025
  • Starlink 11206 · NORAD 60312 · in orbit
Show 9 more payloads
  • Starlink 11205 · NORAD 60313 · in orbit
  • Starlink 32191 · NORAD 60314 · in orbit
  • Starlink 32194 · NORAD 60315 · in orbit
  • Starlink 32192 · NORAD 60316 · in orbit
  • Starlink 32189 · NORAD 60317 · in orbit
  • Starlink 32190 · NORAD 60318 · in orbit
  • Starlink 32182 · NORAD 60319 · in orbit
  • Starlink 32199 · NORAD 60320 · in orbit
  • Starlink 32198 · NORAD 60321 · in orbit

Data from J. McDowell, planet4589.org

About this launch

A batch of 21 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.

Official page: SpaceX

Pad

Map of Space Launch Complex 4E

Space Launch Complex 4E, Vandenberg SFB, CA, USA

152nd launch from Space Launch Complex 4E, 24th this year · 764th from Vandenberg SFB, CA, USA

Local pad time at liftoff: Jul 28, 2:22 AM PDT, at night

303 launches from this pad · 919 from Vandenberg SFB, CA, USA

16 days after the previous launch from this pad

All launches from Vandenberg SFB, CA, USAOpen in maps

Updates

Launch success.

Cosmic_Penguin · Jul 28, 2024 · source

Show 9 earlier updates

  • Liftoff.

    Cosmic_Penguin · 7/28/2024 · source

  • Unofficial Re-stream by SPACE AFFAIRS has started

    LL2 · 7/28/2024 · source

  • Updating T-0

    Nosu · 7/28/2024 · source

  • GO for launch.

    Cosmic_Penguin · 7/28/2024 · source

  • Updating window end

    Nosu · 7/27/2024 · source

  • T-0 is accurate to the second

    Nosu · 7/26/2024 · source

  • NET July 28.

    Cosmic_Penguin · 7/25/2024 · source

  • Targeting NET July 22 UTC per NOTAMs B0573/24, R0166/24 and A1204/24; pending Falcon 9 RTF plans announcement.

    Cosmic_Penguin · 7/16/2024 · source

  • Adding launch.

    Cosmic_Penguin · 3/11/2024

Questions

When did Starlink Group 9-4 launch?

Starlink Group 9-4 launched on July 28, 2024 at 09:22 UTC. The launch window ran from 07:24 to 11:14 UTC.

Where can I watch Starlink Group 9-4?

Coverage: YouTube; YouTube; YouTube. Watch the replay

What rocket launched Starlink Group 9-4?

Falcon 9 Block 5, flown by SpaceX. Falcon 9 Block 5 spec sheet

Where did Starlink Group 9-4 launch from?

Space Launch Complex 4E, Vandenberg SFB, CA, USA. Liftoff was Jul 28, 2:22 AM PDT local time at the pad.

Did the booster land?

Booster B1071 flew for the 17th time and landed at Of Course I Still Love You.

What orbit did Starlink Group 9-4 reach?

The tracked orbit of Starlink 11147, one of 21 catalogued objects, from August 5, 2024, was 305 × 306 km inclined 53.2°.

How many satellites did Starlink Group 9-4 launch?

21 payloads from this launch are catalogued, 20 of them still in orbit (Data from J. McDowell, planet4589.org).

Which program is Starlink Group 9-4 part of?

Starlink. About Starlink