SN 1909A

supernova
Thing supernova Q9326259
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SN 1909A

Summary

SN 1909A is a supernova[1].

Key Facts

  • SN 1909A's instance of is recorded as supernova[2].
  • SN 1909A's constellation is recorded as Ursa Major[3].
  • SN 1909A's spectral class is recorded as SN.IIP:[4].
  • SN 1909A's part of is recorded as Pinwheel Galaxy[5].
  • SN 1909A's catalog code is recorded as SN 1909A[6].
  • SN 1909A's catalog code is recorded as SS UMa[7].
  • SN 1909A's catalog code is recorded as EV* N5457 V0011[8].
  • SN 1909A's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.5'}[9].
  • SN 1909A's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.50'}[10].
  • SN 1909A's Google Knowledge Graph ID is recorded as /g/1222j7fl[11].
  • SN 1909A's SIMBAD ID is recorded as SN 1909A[12].
  • SN 1909A's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+210.513208'}[13].
  • SN 1909A's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+54.468306'}[14].
  • SN 1909A's epoch is recorded as J2000.0[15].

References

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

Direct Wikidata claims

  1. [2] . SIMBAD. wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . Asiago Supernova Catalogue. wikidata.org.
  4. [5] . SIMBAD. wikidata.org.
  5. [6] . SIMBAD. wikidata.org.
  6. [7] . SIMBAD. wikidata.org.
  7. [8] . SIMBAD. wikidata.org.
  8. [9] . Asiago Supernova Catalogue (Version 2008-Mar). wikidata.org.
  9. [10] . VizieR Online Data Catalog: Combined General Catalogue of Variable Stars (Samus+ 2004). wikidata.org.
  10. [11] . wikidata.org.
  11. [12] . wikidata.org.
  12. [13] . VizieR Online Data Catalog: Combined General Catalogue of Variable Stars (Samus+ 2004). wikidata.org.
  13. [14] . VizieR Online Data Catalog: Combined General Catalogue of Variable Stars (Samus+ 2004). wikidata.org.
  14. [15] . VizieR Online Data Catalog: Combined General Catalogue of Variable Stars (Samus+ 2004). wikidata.org.

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). SN 1909A. Retrieved May 7, 2026, from https://4ort.xyz/entity/q9326259
MLA “SN 1909A.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q9326259.
BibTeX @misc{4ortxyz_q9326259_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{SN 1909A}}, year = {2026}, url = {https://4ort.xyz/entity/q9326259}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): SN 1909A — https://4ort.xyz/entity/q9326259 (retrieved 2026-05-07)

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