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SN 2001dd

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SN 2001dd

Summary

SN 2001dd is a supernova[1].

Key Facts

  • SN 2001dd is credited with the discovery of Pierre Antonini[2].
  • SN 2001dd's instance of is recorded as supernova[3].
  • SN 2001dd's constellation is recorded as Aquila[4].
  • SN 2001dd's spectral class is recorded as SN.Ia-norm[5].
  • SN 2001dd is part of Q89177465[6].
  • SN 2001dd's catalog code is recorded as SN 2001dd[7].
  • SN 2001dd's time of discovery or invention is recorded as +2001-07-13T00:00:00Z[8].
  • SN 2001dd's redshift is recorded as {'unit': '1', 'amount': '+0.0182'}[9].
  • SN 2001dd's apparent magnitude is recorded as {'unit': '1', 'amount': '+17'}[10].
  • SN 2001dd's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+5407'}[11].
  • SN 2001dd's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+307.725333'}[12].
  • SN 2001dd's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.657472'}[13].
  • SN 2001dd's epoch is recorded as J2000.0[14].

Body

Definition and Type

SN 2001dd's instance of is recorded as supernova[3].

Use and Application

SN 2001dd is part of Q89177465[6].

References

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

Direct Wikidata claims

  1. [3] ↑ . SIMBAD. wikidata.org.
  2. [4] ↑ . VizieR. wikidata.org.
  3. [2] ↑ . wikidata.org.
  4. [5] ↑ . Berkeley Supernova Ia Program - I. Observations, data reduction and spectroscopic sample of 582 low-redshift Type Ia supernovae. wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . Berkeley Supernova Ia Program - I. Observations, data reduction and spectroscopic sample of 582 low-redshift Type Ia supernovae. wikidata.org.
  9. [10] ↑ . Asiago Supernova Catalogue (Version 2008-Mar). wikidata.org.
  10. [11] ↑ . Berkeley Supernova Ia Program - I. Observations, data reduction and spectroscopic sample of 582 low-redshift Type Ia supernovae. wikidata.org.
  11. [12] ↑ . Supernova 2001dd in UGC 11579. wikidata.org.
  12. [13] ↑ . Supernova 2001dd in UGC 11579. wikidata.org.
  13. [14] ↑ . Supernova 2001dd in UGC 11579. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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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 2001dd. Retrieved May 7, 2026, from https://4ort.xyz/entity/q9328212
MLA “SN 2001dd.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q9328212.
BibTeX @misc{4ortxyz_q9328212_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{SN 2001dd}}, year = {2026}, url = {https://4ort.xyz/entity/q9328212}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): SN 2001dd — https://4ort.xyz/entity/q9328212 (retrieved 2026-05-07)

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