Jilin-1 early series / eo constellation
sourcingtypical 4/5 · 9 factsopticalChina
First launched in the Jilin-1 series' inaugural 2015 launch, eight Jilin-1 smart video satellites provide 4K high definition (HD) Earth observation color video imagery.
faq
Who operates Jilin-1 early series?
Jilin-1 early series is operated by Chang Guang Satellite Technology Co.. (source, as of 2026-07-05)
How many Jilin-1 early series satellites are active on orbit?
CelesTrak's catalog currently tracks 9 objects for Jilin-1 early series. (source, as of 2026-09-08)
When did Jilin-1 early series first launch?
Jilin-1 early series first launched on 2015-10-07. (source, as of 2026-07-05)
imaging modes
Panchromaticresolution0.72 mswathnot stated
Multispectralresolution4 mswathnot stated
facts
operatorChang Guang Satellite Technology Co.
countryChina
sensor typesoptical
sats launched (total)8
sats active (claimed)unknown
sats active (verified)9
sats plannedunknown
orbit640 km x 663 km, 98.04 deg
first launch2015-10-07
latest launch2018-01-19
statusunknown
websiteunknown
resolution (m)0.72
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
orbit640 km x 663 km, 98.04 deg
sats launched (total)8
sats active (claimed)unknown
sats active (verified)9
sats plannedunknown
timeline
- 20182018-01-19Jilin-1 adds two more video satellites via Long March 11 from Jiuquan (source, as of 2026-07-12)
- 20172017-11-21Jilin-1 adds three more video satellites via Long March 6 from Taiyuan (source, as of 2026-07-12)
- 20152015-10-07Jilin-1 launches its first four satellites, opening China's commercial EO era (source, as of 2026-07-12)
- 20142014-12-01Chang Guang Satellite Technology, developer of Jilin-1, is founded (source, as of 2026-07-12)
sources
[1] space.skyrocket.de ↗
operator2026-07-05country2026-07-05sensor types2026-07-05orbit2026-07-05first launch2026-07-05latest launch2026-07-13resolution (m)2026-07-16
[2] en.wikipedia.org ↗
sats launched (total)wikipedia2026-07-13
[3] celestrak.org ↗
sats active (verified)computed2026-09-08
Includes data from Gunter's Space Page: doc_sdat/jilin-1-guangxe-a.htm, doc_sdat/jilin-1-shipin-04.htm