Photo: Bill Ingalls · Public domain (US government)
Mission
Government/Top Secret · PO
Tranche 1 Transport Layer E is one of six missions by the United States Space Force Space Development Agency (SDA) for the Proliferated Warfighter Space Architecture (PWSA) Tranche 1 Transport Layer constellation, which will provide assured, resilient, low-latency military data and connectivity…
What it put in orbit
| Object | Type | Orbit | Globe |
|---|---|---|---|
| PRAETORIAN SDA_501 2026-163A | Payload | 935 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_502 2026-163B | Payload | 934 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_503 2026-163C | Payload | 932 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_504 2026-163D | Payload | 936 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_505 2026-163E | Payload | 932 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_506 2026-163F | Payload | 931 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_507 2026-163G | Payload | 936 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_508 2026-163H | Payload | 935 × 954 km · 81.5° | Globe |
Show all 21 objects
| PRAETORIAN SDA_509 2026-163J | Payload | 934 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_510 2026-163K | Payload | 936 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_511 2026-163L | Payload | 934 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_512 2026-163M | Payload | 932 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_513 2026-163N | Payload | 935 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_514 2026-163P | Payload | 936 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_515 2026-163Q | Payload | 931 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_516 2026-163R | Payload | 930 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_517 2026-163S | Payload | 930 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_518 2026-163T | Payload | 930 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_519 2026-163U | Payload | 934 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_520 2026-163V | Payload | 931 × 954 km · 81.5° | Globe |
| PRAETORIAN SDA_521 2026-163W | Payload | 932 × 954 km · 81.5° | Globe |
COSPAR ID 2026-163 (data from GCAT, J. McDowell, CC BY 4.0). Orbits from the CelesTrak satellite catalogue (perigee × apogee, inclination).