SN 2009ds

supernova

Thing supernova Q9331238

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SN 2009ds

Summary

SN 2009ds is a supernova^[1].

Key Facts

SN 2009ds's instance of is recorded as supernova^[2].
SN 2009ds's constellation is recorded as Crater^[3].
SN 2009ds's spectral class is recorded as SN.Ia^[4].
SN 2009ds is part of Q610361^[5].
SN 2009ds's catalog code is recorded as SN 2009ds^[6].
SN 2009ds's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+6230'}^[7].
SN 2009ds's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+177.267120'}^[8].
SN 2009ds's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-9.729140'}^[9].
SN 2009ds's epoch is recorded as J2000.0^[10].

Body

Definition and Type

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

Use and Application

SN 2009ds is part of Q610361^[5].

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Quick Facts

Instance of supernova

Part of NGC 3905

Properties

Catalog code SN 2009ds

Constellation Crater

Declination unit: www.wikidata.org, amount: -9.729140

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Radial velocity unit: www.wikidata.org, amount: +6230

Right ascension unit: www.wikidata.org, amount: +177.267120

Spectral class SN.Ia

External References (1)

Simbad id SN 2009ds

References

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

Direct Wikidata claims

[2] ↑ Q9331238 — instance of (P31): supernova. SIMBAD. wikidata.org.
[3] ↑ Q9331238 — constellation (P59): Crater. VizieR. wikidata.org.
[4] ↑ Q9331238 — spectral class (P215): SN.Ia. CfAIR2: NEAR-INFRARED LIGHT CURVES OF 94 TYPE Ia SUPERNOVAE. wikidata.org.
[5] ↑ Q9331238 — part of (P361): Q610361. SIMBAD. wikidata.org.
[6] ↑ Q9331238 — catalog code (P528): SN 2009ds. SIMBAD. wikidata.org.
[7] ↑ Q9331238 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+6230'}. Reconsidering the effects of local star formation on type Ia supernova cosmology. wikidata.org.
[8] ↑ Q9331238 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+177.267120'}. CfAIR2: NEAR-INFRARED LIGHT CURVES OF 94 TYPE Ia SUPERNOVAE. wikidata.org.
[9] ↑ Q9331238 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-9.729140'}. CfAIR2: NEAR-INFRARED LIGHT CURVES OF 94 TYPE Ia SUPERNOVAE. wikidata.org.
[10] ↑ Q9331238 — epoch (P6259): J2000.0. CfAIR2: NEAR-INFRARED LIGHT CURVES OF 94 TYPE Ia SUPERNOVAE. wikidata.org.

Class ancestry

[1] ↑ Q9331238 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 2009ds. Retrieved May 7, 2026, from https://4ort.xyz/entity/q9331238

MLA “SN 2009ds.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q9331238.

BibTeX

@misc{4ortxyz_q9331238_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{SN 2009ds}}, year = {2026}, url = {https://4ort.xyz/entity/q9331238}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): SN 2009ds — https://4ort.xyz/entity/q9331238 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q9331238 · Last refreshed: May 7, 2026