Jilin-1 Gaofen / eo constellation
sourcingtypical 4/5 · 11 factsopticalmultispectralChina
The most prevalent satellite series in the Jilin-1 program is the high resolution (Gaofen) series, with sixty-three launched since June 2019.
key details
faq
Who operates Jilin-1 Gaofen?
Jilin-1 Gaofen is operated by Chang Guang Satellite Technology Co.. (source, as of 2026-07-05)
How many Jilin-1 Gaofen satellites are active on orbit?
CelesTrak's catalog currently tracks 27 objects for Jilin-1 Gaofen. (source, as of 2026-09-08)
When did Jilin-1 Gaofen first launch?
Jilin-1 Gaofen first launched on 2019-11-13. (source, as of 2026-07-05)
facts
operatorChang Guang Satellite Technology Co.
countryChina
sensor typesoptical, multispectral
sats launched (total)63
sats active (claimed)unknown
sats active (verified)27
sats plannedunknown
orbit535 km
first launch2019-11-13
latest launch2026-06-15
statusunknown
websiteunknown
resolution (m)0.75
swath (km)17
revisit1.0 times per day at the equator to 2.1 times daily at 60 degrees latitude (DailyVision service)
sats active (verified) counts objects currently tracked in CelesTrak's catalog for this constellation. It is a tracking count, not an operator claim about satellite health.
orbit
orbit535 km
sats launched (total)63
sats active (claimed)unknown
sats active (verified)27
sats plannedunknown
timeline
- 20232023-09-21Galactic Energy's Ceres-1 fails carrying Jilin-1 Gaofen-04B, Chang Guang's satellite lost (per SpaceNews) (source, as of 2026-07-12)
- 20202020-09-15Chang Guang launches nine-satellite Jilin-1 Gaofen-03B/03C cluster on sea-based Long March 11H (source, as of 2026-07-12)
- 20192019-11-13Jilin-1 Gaofen-02A launches on Kuaizhou-1A from Jiuquan (source, as of 2026-07-12)
- 2019-06-05Jilin-1 Gaofen-03A prototype launches on first sea-based Long March 11H flight (source, as of 2026-07-12)
sources
[1] space.skyrocket.de ↗
operator2026-07-05country2026-07-05sensor types2026-07-05orbit2026-07-05first launch2026-07-05latest launch2026-08-20
[3] en.wikipedia.org ↗
sats launched (total)wikipedia2026-07-08
[4] celestrak.org ↗
sats active (verified)computed2026-09-08
Includes data from Gunter's Space Page: doc_sdat/jilin-1-gaofen-02a.htm, doc_sdat/jilin-1-gaofen-07a.htm