Mercator projection

cylindrical map projection invented by Gerardus Mercator in 1569
Thing cylindrical_projection Q309372
Mercator projection
productie van de afbeelding uit het .shp-bestand: Koenb at Dutch Wikipedia · Public Domain · Wikimedia

Facts

12 properties
Inception
1569[6]
Defining formula
\begin{align}& x = R( \lambda - \lambda_0), \\ &y = R\ln \left[\tan \left(\frac{\pi}{4} + \frac{\varphi}{2} \right) \right] \end{align}
Discoverer or inventor
Gerardus Mercator[2]
In defining formula
R, \lambda_0, \lambda, \ln, \varphi, \tan, \pi
Location of creation
Duisburg[8]
Maintained by WikiProject
WikiProject Mathematics[11]
On focus list of Wikimedia project
Wikipedia:Vital articles/Level/4[10]
P14541
2TRfnD[12]
Time of discovery or invention
1569[7]
🏷️ Also known as
en cylindrical conformal projection en universal transverse Mercator en Mercator projection ar إسقاط مركاتور cs Merkátorová projekce cs Merkátorové zobrazení cs Mercatorovo zobrazení da Mercatorprojektion de Mercatorkarte de Merkator-Projektion de Mercatorprojektion de Mercatorentwurf de Mercator-Projektion el μερκατορική προβολή es proyección Mercator es proyección de Mercator fa سامانه تصویر مرکاتور fa سامانه تصویر نقشه مرکاتور fa فراتابی مرکاتور fi Mercator-projektio
🔖 Identifiers · 30
Library of Congress authority ID
sh2003001211
GND ID
4380201-1
OpenAlex ID
C36639349
Art & Architecture Thesaurus ID
300263982
Bibliothèque nationale de France ID
14648830n
Encyclopedia of China (Third Edition) ID
140164
Encyclopædia Britannica Online ID
science/Mercator-projection
Encyclopædia Universalis ID
projection-cartographique-de-mercator
FAST ID
1200159
Freebase ID
/m/056z2
Gran Enciclopèdia Catalana ID
projeccio-de-mercator
Show all 30 identifiers +18
Gran Enciclopèdia Catalana ID (former scheme)
0237352
IFLA value vocabularies ID
cartpro#bd
IdRef ID
089909232
JSTOR topic ID (archived)
mercator-projection
LC and MARC vocabularies ID
mprojection/bd
Microsoft Academic ID (discontinued)
36639349
National Library of Israel J9U ID
987007537448405171
National Library of Spain SpMaBN ID (BNE v1.0)
XX4793961
PlanetMath ID
MercatorProjection
Quora topic ID
Mercator-Projection
Stack Exchange tag
stackoverflow.com
Vikidia article ID
fr:Projection_de_Mercator

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Instance of 3
Created notable works 1
Discoverer or inventor 1
Location of creation 1
Maintained by WikiProject 1
Named after 1
Named after 1
On focus list of Wikimedia project 1
← Based on 1
← Manifestation of 1
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Summary

Mercator projection is a cylindrical projection[1].

Body

Influence

Things named for Mercator projection include Web Mercator[13], a cylindrical projection[14].

Why It Matters

Entities named for it include Web Mercator[13], a cylindrical projection[14].

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. [2] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [13] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [14] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. 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). Mercator projection. Retrieved November 6, 2026, from https://4ort.xyz/entity/mercator-projection
MLA “Mercator projection.” 4ort.xyz Knowledge Graph, 4ort.xyz, 6 Nov. 2026, https://4ort.xyz/entity/mercator-projection.
BibTeX @misc{4ortxyz_mercator-projection_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Mercator projection}}, year = {2026}, url = {https://4ort.xyz/entity/mercator-projection}, note = {Accessed: 2026-11-06}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Mercator projection — https://4ort.xyz/entity/mercator-projection (retrieved 2026-11-06)

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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. 8w ago · Neo-Jay · 2026-09-07 view diff on Wikidata ↗
    Inception → +1569-00-00T00:00:00Z
    "/* wbsetclaim-create:2||1 */ Inception: 1569"
  2. 17w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 2TRfnD
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  3. 23w ago · Twofivesixbot bot · 2026-05-25 view diff on Wikidata ↗
    On focus list of Wikimedia project → Wikipedia:Vital articles/Level/4
    Instance of → —
    Discoverer or inventor → Gerardus Mercator
    Named after → —
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ National Library of Israel J9U ID: 987007537448405171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.