YW-5 Satellite Bus

Data current as of 2026-07-20.

The YW-5 bus accounts for 3 cataloged objects, of which 3 are in orbit and 3 are active. Most are built by CAST. The largest operator on this bus is ZLZB. The first launched in 2015, the most recent in 2020.

3
In orbit
3
Active
3
Total launched
0
Reentered

YW-5 launched per year

1 2015: 1 object launched 2016: 0 objects launched 2017: 0 objects launched 2018: 1 object launched 2019: 0 objects launched 2020: 1 object launched 2015 2016 2017 2018 2019 2020
Still in orbit Click a year to list its satellites.

Typical specifications

Most common values across cataloged YW-5 satellites.

Manufacturer CAST
Purpose Earth observation
Launch mass 2400 kg
Dry mass 2000 kg
Length 2 m
Diameter 2 m
Span 8 m
Shape Box + 2 Pan
Power Solar arrays, batteries
Design life 5 - 8 years
Typical orbit 93 min period, 98° inclination

Top operators

ZLZB 2 ZZB 1

Top countries

CN 3

YW-5 satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
GAOFEN DUOMO (GFDM) Gao Fen Duomo Weixing 45856 2020-042A ZLZB Jul 3, 2020 98 min, 97.8° Active
GAOFEN-11 01 Gao Fen 11-01 43585 2018-063A ZLZB Jul 31, 2018 93 min, 97.1° Active
GAOFEN-8 Gao Fen 8 40701 2015-030A ZZB Jun 26, 2015 93 min, 97.7° Active

Frequently asked questions

How many YW-5 satellites are there?

The catalog lists 3 objects built on the YW-5 bus. 3 are in orbit and 0 have reentered.

How many YW-5 satellites are in orbit?

3 YW-5 objects are currently in orbit, of which 3 carry an active status.

Who builds the YW-5 bus?

The YW-5 bus is most commonly built by CAST.

When did the first YW-5 satellite launch?

The first cataloged YW-5 satellite launched in 2015, and the most recent in 2020.

Satellite data compiled by KeepTrack from CelesTrak, Space-Track, and GCAT, provided under CC BY-NC 4.0.