长征四号
Family-level launch record combining canonical variants, historical missions, public cadence forecasts, and available payload performance specs.
Historical missions are grouped by actual launch year. Forecast cadence uses family-level launch-rate rows.
| Year | Historical missions | Forecast launches |
|---|---|---|
| 2019 | 7 | 0 |
| 2020 | 6 | 0 |
| 2021 | 14 | 0 |
| 2022 | 11 | 0 |
| 2023 | 7 | 0 |
| 2024 | 6 | 0 |
| 2025 | 7 | 0 |
| 2026 | 2 | 6 |
| 2027 | 0 | 6 |
| 2028 | 0 | 6 |
| 2029 | 0 | 6 |
| 2030 | 0 | 6 |
| 2031 | 0 | 6 |
| 2032 | 0 | 6 |
| 2033 | 0 | 6 |
| 2034 | 0 | 6 |
| 2035 | 0 | 6 |
Payload capacity by variant and target orbit when structured capacity rows are available.
| Variant | Orbit | Capacity | Altitude | Inclination | Source |
|---|---|---|---|---|---|
Long March 4B | LEO | 4,200 kg | Unknown | Unknown | RocketLaunch.org Long March 4B vehicle page |
Long March 4C | LEO | 4,200 kg | Unknown | Unknown | Gunter Krebs / Skyrocket CZ-4C profile |
Latest launched missions using variants in this family.
| Mission | Variant | Launch |
|---|---|---|
| Hai Yang 2-05 Mission | Long March 4B | Jul 1, 2026 |
| Daqi 2 | Long March 4C | Apr 17, 2026 |
| Tianhui-7 Mission | Long March 4B | Dec 30, 2025 |
| ZY3-04 |
Canonical variants rolled up into this launch vehicle family.
| Variant | Stages | Missions | Status |
|---|---|---|---|
Long March 4 | Not stated | 2 | Retired |
Long March 4B | Not stated | 57 | Active |
Long March 4C | Not stated | 59 | Active |
| 2036 | 0 | 6 |
| 2037 | 0 | 6 |
| 2038 | 0 | 6 |
| 2039 | 0 | 6 |
| 2040 | 0 | 6 |
| 2041 | 0 | 6 |
1 launch location represented.
| Year | Location | Launches | Confidence | Basis |
|---|---|---|---|---|
| 2026 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2027 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2028 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2029 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2030 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2031 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2032 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2033 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2034 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2035 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2036 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2037 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2038 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2039 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2040 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
| 2041 | China inland launch centers | aggregate | 6 | 25% | Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use... |
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
Long March 4C | SSO | 2,800 kg | 700 km | Unknown | SAST LM-4B/4C product page |
Long March 4B | SSO | 2,200 kg | 700 km | Unknown | SAST LM-4B/4C product page |
Long March 4B | GTO | 1,500 kg | Unknown | Unknown | RocketLaunch.org Long March 4B vehicle page |
Long March 4C | GTO | 1,500 kg | Unknown | Unknown | Gunter Krebs / Skyrocket CZ-4C profile |
Long March 4B |
| Dec 16, 2025 |
| Yaogan 47 Mission | Long March 4B | Dec 9, 2025 |
| FY3-08 | Long March 4C | Sep 26, 2025 |
| Shiyan 28B-02 Mission | Long March 4C | Aug 17, 2025 |
| Shiyan 28B-01 Mission | Long March 4C | Jul 3, 2025 |
Upcoming mission rows with announced launch timing.
| Mission | Variant | Announced |
|---|---|---|
No forecasted missionsNo upcoming announced mission rows are linked to this vehicle family. | ||
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
Editable low-confidence Long March medium-lift variant annual throughput default. Site mapping: Long March 4 launches across Jiuquan, Taiyuan, and Xichang; use an inland aggregate...
China’s previous launch before the July 4, 2026 mission was a Long March 4B launch of Haiyang-2E from Jiuquan on July 1, 2026.
The Long March 4C has launched from the Jiuquan Satellite Launch Center, the Taiyuan Satellite Launch Center, and the Xichang Satellite Launch Center.
The April 17 launch was the 59th mission for the Long March 4C.
The Long March 4C can deliver 4,200 kilograms to low Earth orbit, 2,800 kilograms to sun-synchronous orbit, and 1,500 kilograms to geostationary transfer orbit.
The April 17 launch was the 117th launch for the Long March 4 series.
The Long March 4C’s first stage uses four YF-21C engines that generate 302 tons of thrust.
A Long March 4C rocket is at Jiuquan Satellite Launch Center under clear skies at midday.
The Long March 4C launch carried the environmental monitoring satellite Daqi-2.
The Long March 4C’s third stage uses two YF-40A engines that generate 10 tons of thrust.
The Long March 4C is 45.9 meters tall and weighs 249,200 kilograms when fully fueled.
A Long March 4C launched from Jiuquan at 0410 UTC on Apr. 17, 2026.
The Long March 4C is an older-generation launch vehicle for low Earth orbit and sun-synchronous orbit missions.
The Long March 4C’s second stage uses one YF-22C engine and four YF-23C verniers that generate 80 tons of thrust.
The Long March 4C’s third stage can restart its engine.
The Long March 4C’s 3.8-meter-diameter payload fairing was upgraded to a composite material variant for the April 17 launch.
All three stages of the Long March 4C burn dinitrogen tetroxide and unsymmetrical dimethylhydrazine.
The Long March 4C sent the Daqi-2 greenhouse gas monitoring satellite into orbit.
Long March 4C Y41 launched a high-precision greenhouse gas detection satellite from Jiuquan at 04:10 UTC on April 17, 2026.
The Long March 4C’s first and second stages have a diameter of 3.35 meters, its third stage has a diameter of 2.9 meters, and its fairing has a diameter of 3.8 meters.
A second drop zone in the Bay of Bengal would have made the mission a Long March 4 series launch.