ZHUHAI-1 OVS-01
Mission information
Name
ZHUHAI-1 OVS-01
Alternate Names
CAS 4A
Satellite ID
UKHX-2090-2661-0534-2014
NORAD ID
42761
Country of Origin

China

Status
Satellite alive
Operational

Satellite is in orbit and operational

Image
ZHUHAI-1 OVS-01
Mission timeline
Launch Date
2017-06-15T00:00:00+00:00
Description

The Zhuhai-1 earth observation satellites are the video component of the Chinese Orbita earth observation system by Zhuhai Orbita Control Engineering Ltd. Both satellites feature a high-resolution video system capable of capturing 20 frames per second and reaching a 1.98-meter ground resolution. The satellites carry each a linear transponder payload for CAMSAT, which are called CAS 4A and CAS 4B respectively.

SatNOGS Links
Network Observations
CW Beacon
Operational
Copy UUID Citation
Type
Transmitter
Downlink Mode
CW
Downlink Frequency
145.855 MHz
Linear Transponder
Operational
Copy UUID Citation
Type
Transponder
Downlink Mode
USB
Downlink Frequency
145.860 MHz
Uplink Mode
LSB
Downlink High
145.880 MHz
Uplink Frequency
435.210 MHz
Uplink High
435.230 MHz
Inverted
Yes
Mode U GMSK4k8
Operational
Copy UUID Citation
Type
Transmitter
Service
Amateur
Downlink Mode
GMSK
Downlink Frequency
145.836 MHz
Baud
4800
Updated by fredy and reviewed on 2020-03-10 13:59 by fredy
Suggestion - Mode S 1
Operational
Copy UUID Citation
Type
Transmitter
Downlink Mode
FM
Downlink Frequency
2207.280 MHz
Baud
1000000
Suggested on 2022-07-28 05:09 by ENSFNM
Suggestion - Mode S 2
Operational
Copy UUID Citation
Type
Transmitter
Downlink Mode
FM
Downlink Frequency
2253.600 MHz
Baud
1000000
Suggested on 2022-07-28 05:13 by ENSFNM
Suggestion - Mode X
Operational
Copy UUID Citation
Type
Transmitter
Service
Earth Exploration
Downlink Mode
FM
Downlink Frequency
8224.000 MHz
Baud
120000000
Suggested on 2022-07-28 05:35 by ENSFNM
Most Recent Observers (last 24h)
Observer Latest Data
EA6TC-JM19jn 2025-05-29 15:56:15 UTC
PAULO PV8DX-FJ92pt 2025-05-29 13:59:06 UTC
PV8DX-FJ92pt 2025-05-29 13:59:06 UTC
Data Frames Decoded - 30 Days
There is no decoded data for this satellite in the last 30 days.
Decoder: CAS-4A Telemetry
Script Name
cas4
Decoder Fields
Click here
Orbital Elements
Latest Two-Line Element (TLE)
TLE Source
Space-Track.org
TLE Updated
2025-05-30 02:56:59 UTC
TLE Set 
1 42761U 17034D   25149.89919005  .00080560  00000-0  84549-3 0  9999
2 42761  43.0123  22.7478 0022027 224.8920 135.0164 15.63099949440941
No Satellite Suggestions Found