Common Era

modern calendar era
Thing calendar_era Q208141
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Common Era

Summary

Common Era is a calendar era[1]. It has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • Common Era's instance of is recorded as calendar era[3].
  • Common Era is part of Julian calendar[4].
  • Common Era is part of Gregorian calendar[5].
  • Common Era's said to be the same as is recorded as Anno Domini[6].
  • Common Era's said to be the same as is recorded as Christian Era[7].
  • Common Era is the opposite of Before Christ[8].
  • Common Era is the opposite of year BC[9].
  • Common Era is the opposite of before common era[10].
  • Common Era's described by source is recorded as Small Soviet Encyclopedia[11].
  • Common Era's different from is recorded as before common era[12].
  • Common Era's maintained by WikiProject is recorded as WikiProject Time[13].
  • Common Era's maintained by WikiProject is recorded as WikiProject Measurement[14].

Body

Definition and Type

Common Era's instance of is recorded as calendar era[3]. Recorded opposite of include Before Christ[8], year BC[9], and before common era[10].

Use and Application

Part of include Julian calendar[4], a solar calendar[15], founded in -0045[16] and Gregorian calendar[5], an arithmetic calendar[17], founded in 1582[18].

Why It Matters

Common Era has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[2] It is known by 89 alternative names across languages and contexts.[19]

References

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

Direct Wikidata claims

  1. [3] . Q87327100. wikidata.org.
  2. [4] . Q87327100. 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.

Inline context (facts about related entities)

  1. [15] . Wikidata. wikidata.org. → on this site
  2. [16] . Wikidata. wikidata.org. → on this site
  3. [17] . Wikidata. wikidata.org. → on this site
  4. [18] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [19] . 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). Common Era. Retrieved May 3, 2026, from https://4ort.xyz/entity/common-era
MLA “Common Era.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/common-era.
BibTeX @misc{4ortxyz_common-era_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Common Era}}, year = {2026}, url = {https://4ort.xyz/entity/common-era}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Common Era — https://4ort.xyz/entity/common-era (retrieved 2026-05-03)

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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. 2d ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    Image Portrait Confused With Johannes Kepler 1610.jpg
    Part of Julian calendar, Gregorian calendar
    Maintained by wikiproject WikiProject Time, WikiProject Measurement
    Said to be the same as Anno Domini, Christian Era
    + 9 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.