SN 1973R

supernova

Thing supernova Q9326679

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SN 1973R

Summary

SN 1973R is a supernova^[1].

Key Facts

SN 1973R's instance of is recorded as supernova^[2].
SN 1973R's constellation is recorded as Leo^[3].
SN 1973R's spectral class is recorded as SN.IIP^[4].
SN 1973R is part of Messier 66^[5].
SN 1973R's catalog code is recorded as SN 1973R^[6].
SN 1973R's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.3'}^[7].
SN 1973R's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.8'}^[8].
SN 1973R's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+170.04792'}^[9].
SN 1973R's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.99861'}^[10].
SN 1973R's epoch is recorded as J2000.0^[11].

Body

Definition and Type

SN 1973R's instance of is recorded as supernova^[2].

Use and Application

SN 1973R is part of Messier 66^[5].

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Quick Facts

Instance of supernova

Part of Messier 66

Properties

Apparent magnitude unit: 1, amount: +15.3, unit: 1, amount: +11.8

Catalog code SN 1973R

Constellation Leo

Declination unit: www.wikidata.org, amount: +12.99861

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Right ascension unit: www.wikidata.org, amount: +170.04792

Spectral class SN.IIP

External References (1)

Simbad id SN 1973R

References

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

Direct Wikidata claims

[2] ↑ Q9326679 — instance of (P31): supernova. SIMBAD. wikidata.org.
[3] ↑ Q9326679 — constellation (P59): Leo. VizieR. wikidata.org.
[4] ↑ Q9326679 — spectral class (P215): SN.IIP. Asiago Supernova Catalogue. wikidata.org.
[5] ↑ Q9326679 — part of (P361): Messier 66. SIMBAD. wikidata.org.
[6] ↑ Q9326679 — catalog code (P528): SN 1973R. SIMBAD. wikidata.org.
[7] ↑ Q9326679 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.3'}. Asiago Supernova Catalogue (Version 2008-Mar). wikidata.org.
[8] ↑ Q9326679 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.8'}. SIMBAD. wikidata.org.
[9] ↑ Q9326679 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+170.04792'}. Characterizing supernova progenitors via the metallicities of their host galaxies, from poor dwarfs to rich spirals. wikidata.org.
[10] ↑ Q9326679 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.99861'}. Characterizing supernova progenitors via the metallicities of their host galaxies, from poor dwarfs to rich spirals. wikidata.org.
[11] ↑ Q9326679 — epoch (P6259): J2000.0. Characterizing supernova progenitors via the metallicities of their host galaxies, from poor dwarfs to rich spirals. wikidata.org.

Class ancestry

[1] ↑ Q9326679 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 1973R. Retrieved May 7, 2026, from https://4ort.xyz/entity/q9326679

MLA “SN 1973R.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q9326679.

BibTeX

@misc{4ortxyz_q9326679_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{SN 1973R}}, year = {2026}, url = {https://4ort.xyz/entity/q9326679}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): SN 1973R — https://4ort.xyz/entity/q9326679 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q9326679 · Last refreshed: May 7, 2026