SN 2009dt

supernova

Thing supernova Q9331239

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SN 2009dt

Summary

SN 2009dt is a supernova^[1].

Key Facts

SN 2009dt's instance of is recorded as supernova^[2].
SN 2009dt's constellation is recorded as Piscis Austrinus^[3].
SN 2009dt's spectral class is recorded as SNIc^[4].
SN 2009dt is part of Q3680506^[5].
SN 2009dt's catalog code is recorded as SN 2009dt^[6].
SN 2009dt's catalog code is recorded as 2MASS J22100917-3605442^[7].
SN 2009dt's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.942'}^[8].
SN 2009dt's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+332.538250'}^[9].
SN 2009dt's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-36.095611'}^[10].
SN 2009dt's epoch is recorded as J2000.0^[11].

Body

Definition and Type

SN 2009dt's instance of is recorded as supernova^[2].

Use and Application

SN 2009dt is part of Q3680506^[5].

⭐ Popularity Graph

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Quick Facts

Instance of supernova

Part of IC 5169

Properties

Apparent magnitude unit: 1, amount: +14.942

Catalog code SN 2009dt, 2MASS J22100917-3605442

Constellation Piscis Austrinus

Declination unit: www.wikidata.org, amount: -36.095611

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Right ascension unit: www.wikidata.org, amount: +332.538250

Spectral class SNIc

External References (1)

Simbad id SN 2009dt

🏷️ Also known as

pl SN 2009DT

References

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

Direct Wikidata claims

[2] ↑ Q9331239 — instance of (P31): supernova. SIMBAD. wikidata.org.
[3] ↑ Q9331239 — constellation (P59): Piscis Austrinus. VizieR. wikidata.org.
[4] ↑ Q9331239 — spectral class (P215): SNIc. Asiago Supernova Catalogue. wikidata.org.
[5] ↑ Q9331239 — part of (P361): Q3680506. SIMBAD. wikidata.org.
[6] ↑ Q9331239 — catalog code (P528): SN 2009dt. SIMBAD. wikidata.org.
[7] ↑ Q9331239 — catalog code (P528): 2MASS J22100917-3605442. SIMBAD. wikidata.org.
[8] ↑ Q9331239 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.942'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[9] ↑ Q9331239 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+332.538250'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[10] ↑ Q9331239 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-36.095611'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[11] ↑ Q9331239 — epoch (P6259): J2000.0. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.

Class ancestry

[1] ↑ Q9331239 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 2009dt. Retrieved May 7, 2026, from https://4ort.xyz/entity/q9331239

MLA “SN 2009dt.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q9331239.

BibTeX

@misc{4ortxyz_q9331239_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{SN 2009dt}}, year = {2026}, url = {https://4ort.xyz/entity/q9331239}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): SN 2009dt — https://4ort.xyz/entity/q9331239 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q9331239 · Last refreshed: May 7, 2026