Flight
- Date and time (UTC)
- July 30, 2026, 01:00
- Launch designation
- 2026-173
- Mission
- TJS-27A/B
- Vehicle flight ID
- Y18
- Year
- Launches in 2026
Orbit and payload
- Initial perigee
- 150 km
- Initial apogee
- 1,160 km
- Inclination
- 64.7°
- Payload mass to orbit
- 5.5 t
- Payloads
- 2
- GCAT launch code
- OS
Payloads
| Payload | Designation | Owner | Mission type | Mass | Fate |
|---|---|---|---|---|---|
| TJS 27A | 2026-173ANORAD 100174 | Strategic Support Troops | — | — | — |
| TJS 27B | 2026-173CNORAD 100176 | Strategic Support Troops | — | — | — |
Source: GCAT launch list and payload catalogs, Jonathan C. McDowell (CC BY 4.0). Orbit values are the initial orbit reported for the launch.