Chang Zheng 4B Launch History
Every orbital and deep-space launch attempt by the Chang Zheng 4B, year by year, drawn from the GCAT launch catalog. It is one of the variants covered on the Long March family page.
Data current as of 2026-07-21.
Chang Zheng 4B made 57 orbital and deep-space launch attempts between 1999 and 2026. It is part of the Long March family. Of those, 56 succeeded and 1 failed. The success rate comes to 98 percent. The busiest year was 2020, with 5 flights. Chang Zheng 4B has flown 1 time in 2026 so far.
57
Launch attempts
56
Successes
1
Failures
98%
Success rate
Launches per year
Successes
Failures
Each bar links to that year's full chronology.
Year by year
| Year | Attempts | Successes | Failures | Success rate |
|---|---|---|---|---|
| 2026 | 1 | 1 | 0 | 100% |
| 2025 | 4 | 4 | 0 | 100% |
| 2024 | 4 | 4 | 0 | 100% |
| 2023 | 1 | 1 | 0 | 100% |
| 2022 | 2 | 2 | 0 | 100% |
| 2021 | 5 | 5 | 0 | 100% |
| 2020 | 5 | 5 | 0 | 100% |
| 2019 | 4 | 4 | 0 | 100% |
| 2018 | 2 | 2 | 0 | 100% |
| 2017 | 1 | 1 | 0 | 100% |
| 2016 | 2 | 2 | 0 | 100% |
| 2015 | 2 | 2 | 0 | 100% |
| 2014 | 4 | 4 | 0 | 100% |
| 2013 | 2 | 1 | 1 | 50% |
| 2012 | 2 | 2 | 0 | 100% |
| 2011 | 3 | 3 | 0 | 100% |
| 2010 | 1 | 1 | 0 | 100% |
| 2008 | 2 | 2 | 0 | 100% |
| 2007 | 1 | 1 | 0 | 100% |
| 2006 | 1 | 1 | 0 | 100% |
| 2004 | 2 | 2 | 0 | 100% |
| 2003 | 1 | 1 | 0 | 100% |
| 2002 | 2 | 2 | 0 | 100% |
| 2000 | 1 | 1 | 0 | 100% |
| 1999 | 2 | 2 | 0 | 100% |
Launch sites used
Sites the Chang Zheng 4B launched from, across every launch in the catalog.
| Site | Country | Launches | Successes | Failures |
|---|---|---|---|---|
| TYSC | China | 44 | 43 | 1 |
| JQ | China | 11 | 11 | 0 |
| XSC | China | 2 | 2 | 0 |
Launch chronology
Every Chang Zheng 4B launch in the catalog, newest first.
| Date | Designator | Payloads | Site / Pad | Outcome |
|---|---|---|---|---|
| Jul 1, 2026 | 2026-149 | Y56 : Hai Yang 2 hao 05 xing | JQ / LC43/94 | Success |
| Dec 30, 2025 | 2025-314 | Y69 : Tianhui-7 | JQ / LC43/94 | Success |
| Dec 16, 2025 | 2025-300 | Y61 : ZY-3 04 | TYSC / LC9 | Success |
| Dec 9, 2025 | 2025-289 | Y64 : Yaogan 47 | JQ / LC43/94 | Success |
| May 29, 2025 | 2025-115 | Y62 : SJ-26 | JQ / LC43/94 | Success |
| Nov 13, 2024 | 2024-208 | Y53 : Hai Yang 4 hao 01 xing | TYSC / LC9 | Success |
| Sep 3, 2024 | 2024-156 | Y73 : Yaogan 43 hao 02 zu 06 xing, Yaogan 43 hao 02 zu 05 xing, Yaogan 43 hao 02 zu 04 xing +3 more, Yaogan 43 hao 02 zu 03 xing, Yaogan 43 hao 02 zu 02 xing, Yaogan 43 hao 02 zu 01 xing | XSC / LC3 | Success |
| Aug 16, 2024 | 2024-148 | Y72 : Yaogan 43 hao 01 zu 09 xing, Yaogan 43 hao 01 zu 08 xing, Yaogan 43 hao 01 zu 07 xing +6 more, Yaogan 43 hao 01 zu 06 xing, Yaogan 43 hao 01 zu 05 xing, Yaogan 43 hao 01 zu 04 xing, Yaogan 43 hao 01 zu 03 xing, Yaogan 43 hao 01 zu 02 xing, Yaogan 43 hao 01 zu 01 xing | XSC / LC3 | Success |
| Jul 19, 2024 | 2024-130 | Y58 : Jianbing-16 05 xing | TYSC / LC9 | Success |
| Apr 16, 2023 | 2023-055 | Y51 : FY-3 07 xing | JQ / LC43/94 | Success |
| Dec 27, 2022 | 2022-176 | Y55 : Jianbing-16 04 xing | TYSC / LC9 | Success |
| Aug 4, 2022 | 2022-090 | Y40 : Minhang, HEAD-2G, TECIS | TYSC / LC9 | Success |
| Dec 10, 2021 | 2021-122 | Y47 : Shi Jian 06 hao 05 zu A xing, Shi Jian 06 hao 05 zu B xing | JQ / LC43/94 | Success |
| Nov 20, 2021 | 2021-107 | Y52 : Jianbing-16 03 xing | TYSC / LC9 | Success |
| Aug 18, 2021 | 2021-074 | Y50 : Tianhui 2 hao 02 zu 02 xing, Tianhui 2 hao 02 zu 01 xing | TYSC / LC9 | Success |
| May 19, 2021 | 2021-043 | Y48 : Hai Yang 2 hao 04 xing | JQ / LC43/94 | Success |
| Apr 8, 2021 | 2021-028 | Y49 : Shiyan Weixing 6 03 xing | TYSC / LC9 | Success |
| Sep 27, 2020 | 2020-067 | Y42 : HJ er hao B xing, HJ er hao A xing | TYSC / LC9 | Success |
| Sep 21, 2020 | 2020-066 | Y41 : Hai Yang 2 hao 03 xing | JQ / LC43/94 | Success |
| Sep 7, 2020 | 2020-064 | Y46 : Jianbing-16 02 xing | TYSC / LC9 | Success |
| Jul 25, 2020 | 2020-051 | Y45 : Tianqi-10, Lobster Eye 01, ZY-3 03 | TYSC / LC9 | Success |
| Jul 3, 2020 | 2020-042 | Y43 : Bayi 02 xing, Gaofen duomo weixing | TYSC / LC9 | Success |
| Dec 20, 2019 | 2019-093 | Y44 : Tianyan 02, Tianyan 01, Floripasat +6 more, ASES-006, ZY-1 04A, ASES-007, Tianqin-1, ETRSS-1, Weilai-1R | TYSC / LC9 | Success |
| Nov 3, 2019 | 2019-072 | Y38 : Dianfeng hao weixing, Jingzhi GFSW, Sudan Kexue SW +1 more, Gaofen 7 | TYSC / LC9 | Success |
| Sep 12, 2019 | 2019-059 | Y39 : Taurus 1, BNU 1, ZY-1 02D | TYSC / LC9 | Success |
| Apr 29, 2019 | 2019-024 | Y36 : Tianhui 2 hao 01 zu 02 xing, Tianhui 2 hao 01 zu 01 xing | TYSC / LC9 | Success |
| Oct 24, 2018 | 2018-081 | Y34 : Space Proving Platform, Candy Jar, Hai Yang 2 hao 02 xing | TYSC / LC9 | Success |
| Jul 31, 2018 | 2018-063 | Y37 : Jianbing-16 01 xing | TYSC / LC9 | Success |
| Jun 15, 2017 | 2017-034 | Y31 : Zhuhai-1 01 zu 01 xing, Nusat-3, Zhuhai-1 01 zu 02 xing +1 more, HXMT | JQ / LC603 | Success |
| Jun 29, 2016 | 2016-043 | Y35 : Shi Jian 16 hao 02 xing | JQ / LC603 | Success |
| May 30, 2016 | 2016-033 | Y33 : Nusat-2, Nusat-1, ZY-3 02 | TYSC / LC9 | Success |
| Nov 8, 2015 | 2015-064 | Y24 : Jianbing-11 02 xing | TYSC / LC9 | Success |
| Jun 26, 2015 | 2015-030 | Y30 : Jianbing-13 02 xing | TYSC / LC9 | Success |
| Dec 27, 2014 | 2014-088 | Y29 : Jianbing-13 01 xing | TYSC / LC9 | Success |
| Dec 7, 2014 | 2014-079 | Y32 : ZY-1 04 | TYSC / LC9 | Success |
| Sep 8, 2014 | 2014-053 | Y28 : Tiantuo-2, Jianbing-10 03 xing | TYSC / LC9 | Success |
| Aug 19, 2014 | 2014-049 | Y27 : BRITE-P2, Gaofen 2 | TYSC / LC9 | Success |
| Dec 9, 2013 | 2013-F03 | Y10 : ZY-1 03 | TYSC / LC9 | Failure |
| Oct 25, 2013 | 2013-057 | Y25 : Shi Jian 16 hao 01 xing | JQ / LC603 | Success |
| May 10, 2012 | 2012-021 | Y12 : tiantuo yihao weixing, Jianbing-11 01 xing | TYSC / LC9 | Success |
| Jan 9, 2012 | 2012-001 | Y26 : AIS VesselSat 2, ZY-3 01 | TYSC / LC9 | Success |
| Dec 22, 2011 | 2011-079 | Y15 : ZY-1 02C | TYSC / LC9 | Success |
| Nov 9, 2011 | 2011-066 | Y21 : Jianbing-10 02 xing, tianxun yihao | TYSC / LC9 | Success |
| Aug 15, 2011 | 2011-043 | Y14 : Hai Yang 2 hao | TYSC / LC9 | Success |
| Oct 6, 2010 | 2010-051 | Y23 : Shi Jian 06 hao 04 zu A xing, Shi Jian 06 hao 04 zu B xing | TYSC / LC9 | Success |
| Dec 15, 2008 | 2008-064 | Y20 : Jianbing-10 01 xing | TYSC / LC9 | Success |
| Oct 25, 2008 | 2008-053 | Y22 : Shi Jian 06 hao 03 zu A xing, Shi Jian 06 hao 03 zu B xing | TYSC / LC9 | Success |
| Sep 19, 2007 | 2007-042 | Y17 : ZY-1 02B | TYSC / LC7 | Success |
| Oct 23, 2006 | 2006-046 | Y16 : Shi Jian 06 hao 02 zu B xing, Shi Jian 06 hao 02 zu A xing | TYSC / LC7 | Success |
| Nov 6, 2004 | 2004-044 | Y8 : Jianbing-3 03 xing | TYSC / LC7 | Success |
| Sep 8, 2004 | 2004-035 | Y7 : Shi Jian 06 hao 01 zu A xing, Shi Jian 06 hao 01 zu B xing | TYSC / LC7 | Success |
| Oct 21, 2003 | 2003-049 | Y4 : CX-1, ZY-1 02 | TYSC / LC7 | Success |
| Oct 27, 2002 | 2002-049 | Y6 : Jianbing-3 02 xing | TYSC / LC7 | Success |
| May 15, 2002 | 2002-024 | Y5 : FY-1 04 xing, Hai Yang 01 hao A xing | TYSC / LC7 | Success |
| Sep 1, 2000 | 2000-050 | Y3 : Jianbing-3 01 xing | TYSC / LC7 | Success |
| Oct 14, 1999 | 1999-057 | Y1 : SACI-1, ZY-1 01 | TYSC / LC7 | Success |
| May 10, 1999 | 1999-025 | Y2 : Shi Jian 5, FY-1 03 xing | TYSC / LC7 | Success |