IRAF

software system for the reduction and analysis of astronomical data
SoftwareApplication software Q3051072
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IRAF

Summary

IRAF is a software[1]. IRAF ranks in the top 6% of software entities by monthly Wikipedia readership (37 views/month).[2]

Key Facts

  • IRAF's instance of is recorded as software[3].
  • IRAF's developer is recorded as Ole Streicher[4].
  • IRAF's developer is recorded as NOIRLab[5].
  • IRAF's copyright license is recorded as open-source license[6].
  • IRAF's programmed in is recorded as SPP[7].
  • IRAF's programmed in is recorded as Fortran[8].
  • IRAF's programmed in is recorded as Q15777[9].
  • IRAF's programmed in is recorded as Ratfor[10].
  • IRAF's operating system is recorded as Linux[11].
  • IRAF's operating system is recorded as macOS[12].
  • IRAF's operating system is recorded as FreeBSD[13].
  • IRAF's operating system is recorded as Hurd[14].
  • IRAF's software version identifier is recorded as 2.16[15].
  • IRAF's software version identifier is recorded as 2.16.1[16].
  • IRAF's software version identifier is recorded as 2.17[17].
  • IRAF's software version identifier is recorded as 2.17.1[18].
  • IRAF's software version identifier is recorded as 2.18[19].
  • IRAF's software version identifier is recorded as 2.18.1[20].
  • IRAF's software version identifier is recorded as 2.18.2[21].
  • IRAF is used for astronomy[22].
  • IRAF's platform is recorded as Q272629[23].
  • IRAF's platform is recorded as AArch64[24].
  • IRAF's platform is recorded as Q182933[25].
  • IRAF's platform is recorded as MIPS architecture[26].
  • IRAF's platform is recorded as PowerPC[27].

Why It Matters

IRAF ranks in the top 6% of software entities by monthly Wikipedia readership (37 views/month).[2] IRAF has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[28] IRAF is known by 7 alternative names across languages and contexts.[29]

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.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . 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). IRAF. Retrieved October 1, 2026, from https://4ort.xyz/entity/iraf
MLA “IRAF.” 4ort.xyz Knowledge Graph, 4ort.xyz, 1 Oct. 2026, https://4ort.xyz/entity/iraf.
BibTeX @misc{4ortxyz_iraf_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{IRAF}}, year = {2026}, url = {https://4ort.xyz/entity/iraf}, note = {Accessed: 2026-10-01}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): IRAF — https://4ort.xyz/entity/iraf (retrieved 2026-10-01)

Canonical URL: https://4ort.xyz/entity/iraf · 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. 24d ago · Github-wiki-bot bot · 2026-09-10 view diff on Wikidata ↗
    Software version identifier → 2.16, 2.16.1, 2.17 +4
    "/* wbeditentity-statements-single-property-update:1||2 */ [[Property:P348]], Update with GitHub data ([[:toollabs:editgroups/b/CB/ff5295540c9c|details]])"
  2. 12w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    Programming language → —
    P14541 → 2jlg0K
    Instance of → software
    Website → —
    + 18 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
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