SN 2009mh

supernova

Thing supernova Q9331466

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SN 2009mh

Summary

SN 2009mh is a supernova^[1].

Key Facts

SN 2009mh's instance of is recorded as supernova^[2].
SN 2009mh's constellation is recorded as Leo^[3].
SN 2009mh's spectral class is recorded as SNIa^[4].
SN 2009mh's part of is recorded as NGC 3839^[5].
SN 2009mh's catalog code is recorded as SN 2009mh^[6].
SN 2009mh's SIMBAD ID is recorded as SN 2009mh^[7].
SN 2009mh's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+175.983042'}^[8].
SN 2009mh's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+10.782000'}^[9].
SN 2009mh's epoch is recorded as J2000.0^[10].

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Quick Facts

Instance of supernova

Part of NGC 3839

Properties

Catalog code SN 2009mh

Constellation Leo

Declination unit: www.wikidata.org, amount: +10.782000

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Right ascension unit: www.wikidata.org, amount: +175.983042

Spectral class SNIa

External References (1)

Simbad id SN 2009mh

🏷️ Also known as

pl SN 2009MH

References

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

Direct Wikidata claims

[2] ↑ Q9331466 — instance of (P31): supernova. SIMBAD. wikidata.org.
[3] ↑ Q9331466 — constellation (P59): Leo. VizieR. wikidata.org.
[4] ↑ Q9331466 — spectral class (P215): SNIa. Asiago Supernova Catalogue. wikidata.org.
[5] ↑ Q9331466 — part of (P361): NGC 3839. SIMBAD. wikidata.org.
[6] ↑ Q9331466 — catalog code (P528): SN 2009mh. SIMBAD. wikidata.org.
[7] ↑ Q9331466 — SIMBAD ID (P3083): SN 2009mh. SIMBAD. wikidata.org.
[8] ↑ Q9331466 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+175.983042'}. Asiago Supernova Catalogue. wikidata.org.
[9] ↑ Q9331466 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+10.782000'}. Asiago Supernova Catalogue. wikidata.org.
[10] ↑ Q9331466 — epoch (P6259): J2000.0. Asiago Supernova Catalogue. wikidata.org.

Class ancestry

[1] ↑ Q9331466 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 2009mh. Retrieved May 7, 2026, from https://4ort.xyz/entity/q9331466

MLA “SN 2009mh.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q9331466.

BibTeX

@misc{4ortxyz_q9331466_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{SN 2009mh}}, year = {2026}, url = {https://4ort.xyz/entity/q9331466}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): SN 2009mh — https://4ort.xyz/entity/q9331466 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q9331466 · Last refreshed: May 7, 2026