---
name: "viewadsb"
section: "1"
platform: "linux"
package: "readsb"
version: "3.14.1630+git20240609.adc080d-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/viewadsb"
---

# viewadsb(1)

Mode-S viewer for readsb output data.

## NAME

viewadsb - Mode-S viewer for readsb output data.

## VERSION

v3.8

## DESCRIPTION

**viewadsb Mode-S viewer for readsb output data**

## USAGE

**viewadsb \[OPTION...\]**

## OPTIONS

- **--fix**

  **Enable CRC single-bit error correction (default)**

- **--interactive-ttl=\<sec\>**

  **Remove from list if idle for \<sec\> (default: 60)**

- **--lat=\<lat\>**

  **Reference/receiver surface latitude**

- **--lon=\<lon\>**

  **Reference/receiver surface longitude**

- **--max-range=\<dist\>**

  **Absolute maximum range for position decoding (in** **nm, default: 300)**

- **--metric**

  **Use metric units**

- **--modeac**

  **Enable decoding of SSR Modes 3/A & 3/C**

- **--no-crc-check**

  **Disable messages with invalid CRC (discouraged)**

- **--no-fix**

  **Disable CRC single-bit error correction**

- **--no-interactive**

  **Disable interactive mode, print to stdout**

- **--show-only=\<addr\>**

  **Show only messages by given ICAO on stdout**

### NETWORK OPTIONS

- **--net-bind-address=\<ip\>**

  **IP address to bind to (default: Any; Use 127.0.0.1 for private)**

- **--net-bo-port=\<ports\>**

  **TCP Beast output listen ports (default: 30005)**

### HELP OPTIONS

- **-?, --help**

  **Give this help list**

- **--usage**

  **Give a short usage message**

- **-V, --version**

  **Print program version**

## BUGS

**Report bugs to Michael Wolf \<michael@mictronics.de\>.**

## AUTHOR

**Michael Wolf**