Landsat 1

first satellite of the United States' Landsat program, active 1972-1978
Vehicle earth_observation_satellite Q1816481
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Landsat 1

Summary

Landsat 1 is an Earth observation satellite[1]. It ranks in the top 5% of earth_observation_satellite entities by monthly Wikipedia readership (66 views/month).[2]

Key Facts

  • Landsat 1 is in the country of United States[3].
  • Landsat 1's instance of is recorded as Earth observation satellite[4].
  • Landsat 1 is operated by National Aeronautics and Space Administration[5].
  • Landsat 1 was followed by Landsat 2[6].
  • Landsat 1's manufacturer is recorded as General Electric[7].
  • Landsat 1's part of the series is recorded as Landsat program[8].
  • Landsat 1's Commons category is recorded as Landsat 1[9].
  • Landsat 1's space launch vehicle is recorded as Delta 0100[10].
  • Landsat 1's parent astronomical body is recorded as Earth[11].
  • Landsat 1's type of orbit is recorded as Sun-synchronous orbit[12].
  • Landsat 1's UTC date of spacecraft launch is recorded as July 23, 1972[13].
  • Landsat 1's significant event is recorded as rocket launch[14].
  • Landsat 1's start point is recorded as Vandenberg Space Launch Complex 2[15].
  • Landsat 1's orbital inclination is recorded as {'amount': '+99.2'}[16].
  • Landsat 1's orbital period is recorded as {'amount': '+103'}[17].
  • Landsat 1's apoapsis is recorded as {'amount': '+915'}[18].
  • Landsat 1's periapsis is recorded as {'amount': '+907'}[19].

Body

Works and Contributions

Things named for Landsat 1 include Landsat Island[20], an island[21], in Canada[22].

Why It Matters

Landsat 1 ranks in the top 5% of earth_observation_satellite entities by monthly Wikipedia readership (66 views/month).[2] It has Wikipedia articles in 15 language editions, a strong signal of global cultural recognition.[23] It is known by 11 alternative names across languages and contexts.[24]

Entities named for it include Landsat Island[20], an island[21], in Canada[22].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [20] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [21] . Wikidata. wikidata.org. → on this site
  2. [22] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [23] . Wikidata sitelinks. wikidata.org.
  3. [24] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Landsat 1. Retrieved May 3, 2026, from https://4ort.xyz/entity/landsat-1
MLA “Landsat 1.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/landsat-1.
BibTeX @misc{4ortxyz_landsat-1_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Landsat 1}}, year = {2026}, url = {https://4ort.xyz/entity/landsat-1}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Landsat 1 — https://4ort.xyz/entity/landsat-1 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/landsat-1 · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 13d ago · MsynBot bot · 2026-09-08 view diff on Wikidata ↗
    Commons category Landsat 1
    Launch vehicle
    Periapsis
    Significant event
    + 39 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ remove sitelink "trwiki:Landsat 1" (page does not exist on client wiki; from client wiki log: page was deleted by User:ToprakM on 2026-08-09, 08:26:37) #trwiki #msynbotTas"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.