Observing Systems Capability Analysis and Review Tool
Satellite Programme: Feng-Yun - 2
Series of eight operational meteorological satellites in geostationary orbit. Feng-Yun means “Wind and Cloud”.
Chinese programme. Developed by NRSCC and operated by CMA.
The platform is inertially stabilised by spin.
The design life time of the satellites is 3 years.
The primary position is 105°E. The replacement policy is based on placing further satellites on 86.5°E and 112°E.
See detailed description at:
CDAS (Command and Data Acquisition Station) for real-time acquisition of the full information.
S-VISSR Data Transmission for near-real time broadcasting of full resolution images.
WEFAX (Weather Facsimile) to broadcast a selection of images in analogue form.
LRIT (Low Rate Information Transmission), replacing WEFAX for broadcasting of image frames and other data.
DCS (Data Collection Service) to relay messages from self-timed DCP (Data Collection Platform).
CMACast [not exclusively dedicated to FY-2 data] DVB retransmission service.
1997 - 2022
Associated satellites and instruments
Note: red tag => no longer operational , green tag => operational , blue tag => planned
Feng-Yun - 2
(1997 - 1998)
(2000 - 2006)
(2004 - 2009)
(2006 - 2015)
(2008 - 2018)
(2012 - 2018)
(2014 - 2018)
(2018 - 2022)