Lexicon Garden

at.adsb.receiver.sighting

A receiver's batch sighting covering a configurable observation window.

Repository @adsb.at did:plc:32thk4eifx4ou6mxevswgjhg namespace authority
Details · record, key tid
Kindrecord
Record keytid
Authorityreceiver.adsb.at
Indexed
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Record

record · key tid

Properties

createdAt

requiredstring · datetime

manifest

requiredarray

Lightweight list of all aircraft observed in this window.

  • minLength: 1
  • maxLength: 1000
itemsref
Reference

rawCapture

blob

Raw demodulated SDR frames captured during this window, in ATRX envelope format. Optional — strengthens provenance but not required.

  • maxSize: 2000000
  • accept: application/vnd.at-adsb.raw-capture+zstd

sources

requiredarray

Deduplicated list of decoder source types that contributed position fixes in this batch window.

  • minLength: 1
  • maxLength: 50
itemsstring
  • maxLength: 32

telemetry

requiredblob

Zstd-compressed JSON object keyed by ICAO hex, values are arrays of at.adsb.flight.defs#position objects.

  • maxSize: 2000000
  • accept: application/zstd

windowEnd

requiredstring · datetime

End of the observation window (exclusive).

windowStart

requiredstring · datetime

Start of the observation window (inclusive).

#manifestEntry

object

An aircraft observed in this batch window.

Properties

icaoHex

requiredstring

ICAO 24-bit hex address (uppercased).

  • minLength: 6
  • maxLength: 6

Similar lexicons

semantic match

Lexicons whose schemas describe something close to this one. Check them before publishing a new one that overlaps.

  • at.adsb.flight.record

    record

    A receiver-authored record of an aircraft's transit through the receiver's coverage area. Created on departure. References all contributing batch sightings and the aircraft identity via strongRef for provenance verification.

  • at.adsb.broadcast.message

    record

    A real-time aircraft state update, broadcast via at.adsb.broadcast.subscribeEvents. Ephemeral — not written to a PDS.

  • at.adsb.receiver.station

    record

    A declaration of an ADS-B receiver station. One per account, representing a physical receiver contributing aircraft surveillance data to the network.

  • at.adsb.flight.defs

    Shared type definitions for flight-related records in the at.adsb namespace.

  • at.adsb.receiver.stats

    record

    Periodic performance summary for a receiver station. Created at regular intervals (e.g. hourly or daily).