SN 1919A

supernova

Thing supernova Q9326261

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SN 1919A

Summary

SN 1919A is a supernova^[1].

Key Facts

SN 1919A's instance of is recorded as supernova^[2].
SN 1919A's constellation is recorded as Virgo^[3].
SN 1919A's spectral class is recorded as SNI^[4].
SN 1919A's part of is recorded as Messier 87^[5].
SN 1919A's catalog code is recorded as SN 1919A^[6].
SN 1919A's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.3'}^[7].
SN 1919A's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.3'}^[8].
SN 1919A's Google Knowledge Graph ID is recorded as /g/122zkggy^[9].
SN 1919A's SIMBAD ID is recorded as SN 1919A^[10].
SN 1919A's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+187.70292'}^[11].
SN 1919A's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.41778'}^[12].
SN 1919A's epoch is recorded as J2000.0^[13].

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Quick Facts

Instance of supernova

Part of Messier 87

Properties

Apparent magnitude unit: 1, amount: +12.3, unit: 1, amount: +12.3

Catalog code SN 1919A

Constellation Virgo

Declination unit: www.wikidata.org, amount: +12.41778

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Right ascension unit: www.wikidata.org, amount: +187.70292

Spectral class SNI

External References (2)

Google knowledge graph id /g/122zkggy

Simbad id SN 1919A

References

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

Direct Wikidata claims

[2] ↑ Q9326261 — instance of (P31): supernova. SIMBAD. wikidata.org.
[3] ↑ Q9326261 — constellation (P59): Virgo. VizieR. wikidata.org.
[4] ↑ Q9326261 — spectral class (P215): SNI. Asiago Supernova Catalogue. wikidata.org.
[5] ↑ Q9326261 — part of (P361): Messier 87. SIMBAD. wikidata.org.
[6] ↑ Q9326261 — catalog code (P528): SN 1919A. SIMBAD. wikidata.org.
[7] ↑ Q9326261 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.3'}. SIMBAD. wikidata.org.
[8] ↑ Q9326261 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.3'}. Asiago Supernova Catalogue (Version 2008-Mar). wikidata.org.
[9] ↑ Q9326261 — Google Knowledge Graph ID (P2671): /g/122zkggy. wikidata.org.
[10] ↑ Q9326261 — SIMBAD ID (P3083): SN 1919A. wikidata.org.
[11] ↑ Q9326261 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+187.70292'}. Asiago Supernova Catalogue (Version 2008-Mar). wikidata.org.
[12] ↑ Q9326261 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.41778'}. Asiago Supernova Catalogue (Version 2008-Mar). wikidata.org.
[13] ↑ Q9326261 — epoch (P6259): J2000.0. Asiago Supernova Catalogue (Version 2008-Mar). wikidata.org.

Class ancestry

[1] ↑ Q9326261 is an instance of supernova (Q3937) [P31, primary]. 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 1919A. Retrieved May 7, 2026, from https://4ort.xyz/entity/q9326261

MLA “SN 1919A.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q9326261.

BibTeX

@misc{4ortxyz_q9326261_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{SN 1919A}}, year = {2026}, url = {https://4ort.xyz/entity/q9326261}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): SN 1919A — https://4ort.xyz/entity/q9326261 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q9326261 · Last refreshed: May 7, 2026