r/SpaceX Starlink-28 Launch Discussion and Updates Thread!
[](/# MC // section intro)
Welcome to the r/SpaceX Starlink-28 Launch Discussion and Updates Thread!
Hey everyone! I'm u/thatnerdguy1, and I'll be hosting today's Starlink launch thread!
Webcast Link
| Liftoff at | May 26 18:59 UTC (2:59 PM EDT) |
|---|---|
| Backup date | May 27 18:38 UTC (2:38 PM EDT) |
| Static fire | Completed 5/24 |
| Weather | L-1: 90% GO, Booster recovery risk Low |
| Payload | 60 Starlink version 1 satellites |
| Payload mass | ~15,600 kg (Starlink ~260 kg each) |
| Deployment orbit | Low Earth Orbit, ≈261 x 278 km 53° |
| Vehicle | Falcon 9 v1.2 FT Block 5 |
| Core | 1063.2 |
| Past flights of this core | 1 |
| Past flights of this fairing | Four for one half (all Starlink missions), and two for the other (Transporter-1 and a Starlink mission) |
| Launch site | SLC-40, Florida |
| Landing | Droneship Just Read The Instructions (≈632 km downrange) |
[](/# MC // section events)
Timeline
| Time | Update |
|---|---|
| [](/# MC // row 0) T+1h 5m | And that concludes this hosted thread! SpaceX's next launch is scheduled to be CRS-22 on June 3. |
| [](/# MC // row 1) T+1h 4m | Successful deployment of 60 Starlink satellites |
| [](/# MC // row 2) T+1h 2m | The stream has returned from the coast |
| [](/# MC // row 3) T+46:55 | Now beginning the second coast before deployment (roughly 15 minute duration) |
| [](/# MC // row 4) T+46:13 | Nominal orbit confirmed |
| [](/# MC // row 5) T+45:54 | Second upper stage burn |
| [](/# MC // row 6) T+42:28 | MVac engine chill has begun for SES-2 |
| [](/# MC // row 7) T+10:18 | Beginning the 35 minute coast phase |
| [](/# MC // row 8) T+9:14 | Nominal orbit insertion |
| [](/# MC // row 9) T+8:58 | SECO |
| [](/# MC // row 10) T+8:38 | Successful landing of B1063 on JRTI! |
| [](/# MC // row 11) T+8:15 | Landing burn has begun |
| [](/# MC // row 12) T+7:48 | First stage is transsonic |
| [](/# MC // row 13) T+6:55 | Entry burn shutdown |
| [](/# MC // row 14) T+6:37 | Entry burn startup |
| [](/# MC // row 15) T+3:14 | Fairing separation |
| [](/# MC // row 16) T+2:49 | Stage 2 ignition |
| [](/# MC // row 17) T+2:42 | Stage separation |
| [](/# MC // row 18) T+2:36 | MECO |
| [](/# MC // row 19) T+1:52 | MVac engine chill |
| [](/# MC // row 20) T+1:19 | F9 is passing through Max-Q |
| [](/# MC // row 21) T+0:00 | Liftoff |
| [](/# MC // row 22) T+0:03 | Ignition |
| [](/# MC // row 23) T-0:34 | LD is GO for launch |
| [](/# MC // row 24) T-1:00 | Falcon 9 is in startup |
| [](/# MC // row 25) T-2:00 | Stage 2 LOX load closeout |
| [](/# MC // row 26) T-1:59 | Stage 1 LOX load closeout |
| [](/# MC // row 27) T-2:13 | Today's mission is SpaceX's 40th reflight of fairing halves |
| [](/# MC // row 28) T-3:39 | Strongback retraction has begun |
| [](/# MC // row 29) T-7:20 | Engine chill has begun |
| [](/# MC // row 30) T-21h 31m | SpaceX confirms T-0 of May 26, 18:59 UTC |
| [](/# MC // row 31) T-23h 25m | Thread goes live |
[](/# MC // section viewing)
Watch the launch live
| Stream | Link |
|---|---|
| Official SpaceX Stream | https://youtu.be/xRu-ekesDyY |
| Mission Control Audio | https://www.youtube.com/watch?v=fr6mqWTQbAs |
[](/# MC // section stats)
Stats
☑️ 119th Falcon 9 launch all time
☑️ 78th Falcon 9 landing (if successful)
☑️ 100th consecutive successful Falcon 9 launch (if successful; excluding Amos-6)
☑️ 16th SpaceX launch this year
☑️ 13th Starlink launch this year
☑️ 2nd flight of first stage B1063
[](/# MC // section mission)
Primary Mission: Deployment of payload into correct orbit
[](/# MC // section landing)
[](/# MC // section resources)
Resources
🛰️ Starlink Tracking & Viewing Resources 🛰️
They might need a few hours to get the Starlink TLEs
Mission Details 🚀
| Link | Source |
|---|---|
| SpaceX mission website | SpaceX |
Social media 🐦
| Link | Source |
|---|---|
| Reddit launch campaign thread | r/SpaceX |
| Subreddit Twitter | r/SpaceX |
| SpaceX Twitter | SpaceX |
| SpaceX Flickr | SpaceX |
| Elon Twitter | Elon |
| Reddit stream | u/njr123 |
Media & music 🎵
| Link | Source |
|---|---|
| TSS Spotify | u/testshotstarfish |
| SpaceX FM | u/lru |
Community content 🌐
[](/# MC // section participate)
Participate in the discussion!
🥳 Launch threads are party threads, we relax the rules here. We remove low effort comments in other threads!
🔄 Please post small launch updates, discussions, and questions here, rather than as a separate post. Thanks!
💬 Please leave a comment if you discover any mistakes, or have any information.
✉️ Please send links in a private message.
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[](/# MC // section END)
[](/# MC // let time = 1622055540000) [](/# MC // let launch = Starlink-24) [](/# MC // let video = xRu-ekesDyY)
Posted May 25, 2021, 7:06 PM UTC · edited