No recent orbit · China
TJS-21
GCAT lists it as Tongxin Jishu Shiyan 21.
TJS-21 (NORAD 66586) is a satellite with no recent public orbit. What is published: its last listed orbit and who operates it.
Orbit
No recent orbit
Last listed: 2,034 to 38,319 km up · tilted 63.3° · 717.7 min a lap
Its last public orbit dates from 25 Mar 2026 (CelesTrak, 14 Oct 2026). The reason is not published. It returns to the globe when a new orbit is published.
Catalogue
- Country
- China
- From GCAT (14 Oct 2026)
- NORAD ID
- 66586
Who operates it
Official description
“Communication Technology Test Satellite 21 is mainly used for satellite communications, radio and television broadcasting, data transmission and similar services, and to carry out related technology tests and verification.”
azmth's translation · Show originalHide original
通信技术试验卫星二十一号主要用于卫星通信、广播电视、数据传输等业务，并开展相关技术试验验证。
Independent assessment
GCAT classes it as a military satellite for technology testing, lists its owner as General Armaments Dept. of the PLA and records it as active (14 Oct 2026).
Data: GCAT · CC BY 4.0 Class, mission and status adapted from GCAT by Jonathan McDowell, CC BY 4.0, data update 14 Oct 2026.
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