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PSR B1957+20 b

star in the constellation Sagitta
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PSR B1957+20 b

Summary

PSR B1957+20 b is an exoplanet[1].

Key Facts

  • PSR B1957+20 b's image is recorded as B1957 comp.tif[2].
  • PSR B1957+20 b's instance of is recorded as exoplanet[3].
  • PSR B1957+20 b's constellation is recorded as Sagitta[4].
  • PSR B1957+20 b's spectral class is recorded as G:[5].
  • PSR B1957+20 b's parent astronomical body is recorded as Black Widow Pulsar[6].
  • PSR B1957+20 b's catalog code is recorded as PSR B1957+20 b[7].
  • PSR B1957+20 b's time of discovery or invention is recorded as +2007-00-00T00:00:00Z[8].
  • PSR B1957+20 b's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+24'}[9].
  • PSR B1957+20 b's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+0.38'}[10].
  • PSR B1957+20 b's Google Knowledge Graph ID is recorded as /g/11cjkw250q[11].
  • PSR B1957+20 b's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as psr_j1959_2048_b--8564[12].
  • PSR B1957+20 b's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+299.90318464229995'}[13].
  • PSR B1957+20 b's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+20.80413789111'}[14].
  • PSR B1957+20 b's epoch is recorded as J2000.0[15].

Body

Designation and Status

PSR B1957+20 b's instance of is recorded as exoplanet[3].

History and Context

PSR B1957+20 b's catalog code is recorded as it[7].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . Spectroscopy of the companion and bow-shock nebula of PSR 1957+20. wikidata.org.
  5. [6] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  8. [9] ↑ . An Optical Study of the Black Widow Population. wikidata.org.
  9. [10] ↑ . Inferring the composition of super-Jupiter mass companions of pulsars with radio line spectroscopy. wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . Gaia Early Data Release 3. wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.

Class ancestry

  1. [1] ↑ . 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). PSR B1957+20 b. Retrieved May 3, 2026, from https://4ort.xyz/entity/psr-b1957-20-b
MLA “PSR B1957+20 b.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/psr-b1957-20-b.
BibTeX @misc{4ortxyz_psr-b1957-20-b_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{PSR B1957+20 b}}, year = {2026}, url = {https://4ort.xyz/entity/psr-b1957-20-b}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): PSR B1957+20 b — https://4ort.xyz/entity/psr-b1957-20-b (retrieved 2026-05-03)

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