LAGEOS-1 plaque
type: Thing
description: plaque meant to be read by humans or other beings in 8 million years when the LAGEOS-1 satellite deorbits
additional property: PropertyValue
  property ID: P18
  value: LAGEOS-FILE.jpg
additional property: PropertyValue
  property ID: P31
  value: plaque
additional property: PropertyValue
  property ID: P178
  value: Carl Sagan
additional property: PropertyValue
  property ID: P180
  value: LAGEOS-1
additional property: PropertyValue
  property ID: P180
  value: Latin-script letter
additional property: PropertyValue
  property ID: P180
  value: binary numeral system
additional property: PropertyValue
  property ID: P186
  value: stainless steel
additional property: PropertyValue
  property ID: P361
  value: LAGEOS-1
additional property: PropertyValue
  property ID: P1114
  value: +2
additional property: PropertyValue
  property ID: P2048
  value: +18
additional property: PropertyValue
  property ID: P2049
  value: +10
additional property: PropertyValue
  property ID: P2360
  value: far future
confidence:
  popularity graph score:
    score: 0.0
    score pct: 0
    tier: long_tail
    components:
      sitelinks: 0
      sitelinks norm: 0.0
      unique citations: 1
      unique citations norm: 0.0
      monthly pageviews: 0
      monthly pageviews norm: 0.0
  sitelinks: 0
  unique citations: 1
  monthly pageviews: 0
  yearly pageviews: 0
  tier: long_tail
claims:
  P18:
    value: LAGEOS-FILE.jpg
    source count: 0
    confidence: 0.0
  P31:
    value: Q4364339
    source count: 0
    confidence: 0.0
    value label: plaque
  P178:
    value: Q410
    source count: 1
    confidence: 0.2
    value label: Carl Sagan
  P180:
    value: Q84057108
    source count: 0
    confidence: 0.0
    value label: LAGEOS-1
  P180:
    value: Q19776628
    source count: 0
    confidence: 0.0
    value label: Latin-script letter
  P180:
    value: Q3913
    source count: 0
    confidence: 0.0
    value label: binary numeral system
  P180:
    value: Q1348808
    source count: 0
    confidence: 0.0
    value label: orbit of Earth
  P180:
    value: Q1349283
    source count: 0
    confidence: 0.0
    value label: spherical Earth
  P186:
    value: Q172587
    source count: 1
    confidence: 0.2
    value label: stainless steel
  P361:
    value: Q84057108
    source count: 0
    confidence: 0.0
    value label: LAGEOS-1
  P1114:
    value:
      unit: 1
      amount: +2
    source count: 1
    confidence: 0.2
  P2048:
    value:
      unit: http://www.wikidata.org/entity/Q174728
      amount: +18
    source count: 1
    confidence: 0.2
  P2049:
    value:
      unit: http://www.wikidata.org/entity/Q174728
      amount: +10
    source count: 1
    confidence: 0.2
  P2360:
    value: Q18354756
    source count: 0
    confidence: 0.0
    value label: far future
meta:
  wikidata id: Q84067265
  domain: plaque
  level: standard
  html url: https://4ort.xyz/entity/lageos-1-plaque
  markdown url: https://4ort.xyz/entity/lageos-1-plaque.md
  facts url summary: https://4ort.xyz/entity/lageos-1-plaque/facts.json
  facts url standard: https://4ort.xyz/entity/lageos-1-plaque/facts.json
  facts url full: https://4ort.xyz/entity/lageos-1-plaque/facts.json
  data source: Wikidata (CC0 / public domain)
  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-31T23:41:11.506944Z
  entity updated at: 2026-05-03T21:19:00.258443+00:00Z
  entity created at: 2026-05-03T14:29:43.187016+00:00Z