SAST / CASC · China · First flight 1992
China's highly reliable medium-lift workhorse, primarily used for Earth observation and SSO missions. Reached its 100th mission milestone in September 2025, one of the most frequently launched Chinese vehicles.
From SpaceNexus's launch tracker (tracked since Dec 12, 2024); outcomes recorded as each flight lands. Career totals above are the vehicle's full history.
| Height | 41.06 m |
| Diameter | 3.35 m |
| Liftoff mass | 232,250 kg |
| Stages | 2 |
| Engines | 4x YF-21C + 1x YF-24C |
| Propellant | UDMH / N2O4 |
| Fairing diameter | 3.35 m |
| Payload to LEO | 3,500 kg |
| Payload to GTO | — |
| Payload to SSO | 1,300 kg |
| Payload to TLI | — |
| Reusable | No |
| First flight | 1992-08-09 |
| Last flight | Active |
| Variants seen on the manifest | Long March 2D, Long March 2D/YZ-3 |
A dedicated Long March 2D launch lists at roughly $30 million, about $8,571 per kilogram to low Earth orbit at full payload. Actual contract prices vary with orbit, integration and government requirements.
No Long March 2D launch is currently on the tracked manifest.
Long March 2D has flown 105 times with 104 successes, 1 failures and 0 partial failures — a 99% success rate, with 100 consecutive successes at last count.
3,500 kg to low Earth orbit, 1,300 kg to sun-synchronous orbit.