ZHUHAI-1 OVS-1B
Mission information
- Name
- ZHUHAI-1 OVS-1B
- Alternate Names
- CAS 4B
- Satellite ID
- NGHO-5109-0535-2414-7008
- NORAD ID
- 42759
- Country of Origin
-
China
Status
Operational
Satellite is in orbit and operational
Image

Mission timeline
- Launch Date
- 2017-06-15T00:00:00+00:00
Description
One of a pair of satellites (CAS-4A & 4B) that are to be within a 10 satellite constellation of video (OVS-2) and hyperspectral (OHS-2) satellites.
SatNOGS Links
CW Beacon
- Type
- Transmitter
- Downlink Mode
- CW
- Downlink Frequency
- 145.910 MHz
- IARU Coordination
- IARU Coordinated
Linear Transponder
- Type
- Transponder
- Service
- Amateur
- Downlink Mode
- USB
- Downlink Frequency
- 145.915 MHz
- Uplink Mode
- LSB
- Downlink High
- 145.935 MHz
- Uplink Frequency
- 435.270 MHz
- Uplink High
- 435.290 MHz
- Inverted
- Yes
- IARU Coordination
- IARU Coordinated
Mode U GMSK4k8 - TLM
- Type
- Transmitter
- Downlink Mode
- GMSK
- Downlink Frequency
- 145.893 MHz
- Downlink Drifted
- 145.892 MHz
- Baud
- 4800
- IARU Coordination
- IARU Coordinated
Most Recent Observers (last 24h)
Observer | Latest Data |
---|---|
IU3IOK-JN65co | 2025-07-19 14:35:25 UTC |
Data Frames Decoded - 30 Days
There is no decoded data for this satellite in the last 30
days.
Decoder: CAS-4B Telemetry
- Script Name
- cas4
- Decoder Fields
- Click here
Orbital Elements
Latest Two-Line Element (TLE)
- TLE Source
- Space-Track.org
- TLE Updated
- 2025-07-19 23:02:41 UTC
- TLE Set
-
1 42759U 17034B 25200.84594359 .00071953 00000-0 61204-3 0 9999
2 42759 43.0057 81.0031 0021696 217.3882 142.5476 15.68362534448914