Kennelly-Heaviside layer
type: Thing
alternate name: Kennelly–Heaviside layer
alternate name: E layer
alternate name: E region
alternate name: Heaviside layer
description: layer of the Earth's ionosphere
additional property: PropertyValue
  property ID: P31
  value: physical theory
additional property: PropertyValue
  property ID: P138
  value: Arthur E. Kennelly
additional property: PropertyValue
  property ID: P138
  value: Oliver Heaviside
additional property: PropertyValue
  property ID: P361
  value: ionosphere
additional property: PropertyValue
  property ID: P646
  value: /m/04blc
additional property: PropertyValue
  property ID: P1296
  value: 0032298
additional property: PropertyValue
  property ID: P1417
  value: science/E-region
additional property: PropertyValue
  property ID: P2048
  value: +40
additional property: PropertyValue
  property ID: P3827
  value: e-layer
additional property: PropertyValue
  property ID: P4342
  value: Heaviside-laget
additional property: PropertyValue
  property ID: P4342
  value: E-lag
additional property: PropertyValue
  property ID: P4466
  value: 427
additional property: PropertyValue
  property ID: P5063
  value: i82072
additional property: PropertyValue
  property ID: P6366
  value: 75319497
additional property: PropertyValue
  property ID: P8814
  value: 08600141-n
additional property: PropertyValue
  property ID: P12385
  value: capa-de-heaviside
confidence:
  popularity graph score:
    score: 0.013
    score pct: 1
    tier: long_tail
    components:
      sitelinks: 15
      sitelinks norm: 0.035
      unique citations: 1
      unique citations norm: 0.0
      monthly pageviews: 215
      monthly pageviews norm: 0.0
  sitelinks: 15
  unique citations: 1
  monthly pageviews: 215
  yearly pageviews: 407
  pageview trend:
    m: 2026-08
    v: 215
  pageview trend:
    m: 2026-07
    v: 51
  pageview trend:
    m: 2026-06
    v: 35
  pageview trend:
    m: 2026-05
    v: 2
  pageview trend:
    m: 2026-05
    v: 26
  pageview trend:
    m: 2026-04
    v: 1
  pageview trend:
    m: 2026-04
    v: 75
  pageview trend:
    m: 2026-04
    v: 2
  popularity:
    sitelinks: 15
    max: 423
    pct: 3.5
  tier: long_tail
claims:
  P31:
    value: Q9357058
    source count: 0
    confidence: 0.0
    value label: physical theory
  P138:
    value: Q608945
    source count: 0
    confidence: 0.0
    value label: Arthur E. Kennelly
  P138:
    value: Q154345
    source count: 0
    confidence: 0.0
    value label: Oliver Heaviside
  P361:
    value: Q162219
    source count: 0
    confidence: 0.0
    value label: ionosphere
  P646:
    value: /m/04blc
    source count: 1
    confidence: 0.2
  P1296:
    value: 0032298
    source count: 0
    confidence: 0.0
  P1417:
    value: science/E-region
    source count: 0
    confidence: 0.0
  P2048:
    value:
      unit: Q253276
      amount: +40
    source count: 1
    confidence: 0.2
  P3827:
    value: e-layer
    source count: 0
    confidence: 0.0
  P4342:
    value: Heaviside-laget
    source count: 0
    confidence: 0.0
  P4342:
    value: E-lag
    source count: 0
    confidence: 0.0
  P4466:
    value: 427
    source count: 0
    confidence: 0.0
  P5063:
    value: i82072
    source count: 0
    confidence: 0.0
  P6366:
    value: 75319497
    source count: 0
    confidence: 0.0
  P8814:
    value: 08600141-n
    source count: 0
    confidence: 0.0
  P12385:
    value: capa-de-heaviside
    source count: 0
    confidence: 0.0
citations:
  source: Freebase Data Dumps
  stated in qid: Q15241312
  pub year: 2013
meta:
  wikidata id: Q1757813
  domain: physical_theory
  level: standard
  html url: https://4ort.xyz/entity/kennelly-heaviside-layer
  markdown url: https://4ort.xyz/entity/kennelly-heaviside-layer.md
  facts url summary: https://4ort.xyz/entity/kennelly-heaviside-layer/facts.json
  facts url standard: https://4ort.xyz/entity/kennelly-heaviside-layer/facts.json
  facts url full: https://4ort.xyz/entity/kennelly-heaviside-layer/facts.json
  data source: Wikidata (CC0 / public domain)
  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-23T22:32:22.550157Z
  entity updated at: 2026-05-03T23:45:09.469384+00:00Z
  entity created at: 2026-04-10T23:49:44.987030+00:00Z