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HAT-P-2c

unconfirmed exoplanet in the constellation Hercules
Place exoplanet Q76120585
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HAT-P-2c

Summary

HAT-P-2c is an exoplanet[1].

Key Facts

  • HAT-P-2c's instance of is recorded as exoplanet[2].
  • HAT-P-2c's constellation is recorded as Hercules[3].
  • HAT-P-2c's parent astronomical body is recorded as Hunor[4].
  • HAT-P-2c's catalog code is recorded as HD 147506c[5].
  • HAT-P-2c's catalog code is recorded as TOI-2020c[6].
  • HAT-P-2c's catalog code is recorded as TIC 39903405c[7].
  • HAT-P-2c's time of discovery or invention is recorded as +2023-10-00T00:00:00Z[8].
  • HAT-P-2c's time of discovery or invention is recorded as +2013-00-00T00:00:00Z[9].
  • HAT-P-2c's discovery method is recorded as Doppler spectroscopy[10].
  • HAT-P-2c's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.37'}[11].
  • HAT-P-2c's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+90'}[12].
  • HAT-P-2c's M sin i is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+10.7'}[13].
  • HAT-P-2c's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+10.7'}[14].
  • HAT-P-2c's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+8500'}[15].
  • HAT-P-2c's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+7.7975'}[16].
  • HAT-P-2c's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+9'}[17].
  • HAT-P-2c's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+38'}[18].
  • HAT-P-2c's SIMBAD ID is recorded as HD 147506c[19].
  • HAT-P-2c's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as hat_p_2_c--1487[20].
  • HAT-P-2c's NASA Exoplanet Archive ID is recorded as HAT-P-2 c[21].
  • HAT-P-2c's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+245.1514324'}[22].
  • HAT-P-2c's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+41.0479601'}[23].
  • HAT-P-2c's epoch is recorded as J2000.0[24].
  • HAT-P-2c's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-29.198'}[25].
  • HAT-P-2c's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-10.312'}[26].

Body

Designation and Status

HAT-P-2c's instance of is recorded as exoplanet[2].

History and Context

Catalog codes include HD 147506c[5], TOI-2020c[6], and TIC 39903405c[7].

References

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

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . Friends of hot Jupiters. I. A radial velocity search for massive, long-period companions to close-in gas giant planets. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . Exoplanet Archive. wikidata.org.
  6. [7] ↑ . Exoplanet Archive. wikidata.org.
  7. [8] ↑ . Revisiting Orbital Evolution in HAT-P-2 b and Confirmation of HAT-P-2 c. wikidata.org.
  8. [9] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  9. [10] ↑ . Revisiting Orbital Evolution in HAT-P-2 b and Confirmation of HAT-P-2 c. wikidata.org.
  10. [11] ↑ . Revisiting Orbital Evolution in HAT-P-2 b and Confirmation of HAT-P-2 c. wikidata.org.
  11. [12] ↑ . Revisiting Orbital Evolution in HAT-P-2 b and Confirmation of HAT-P-2 c. wikidata.org.
  12. [13] ↑ . Revisiting Orbital Evolution in HAT-P-2 b and Confirmation of HAT-P-2 c. wikidata.org.
  13. [14] ↑ . Revisiting Orbital Evolution in HAT-P-2 b and Confirmation of HAT-P-2 c. wikidata.org.
  14. [15] ↑ . Revisiting Orbital Evolution in HAT-P-2 b and Confirmation of HAT-P-2 c. wikidata.org.
  15. [16] ↑ . Gaia Data Release 2. wikidata.org.
  16. [17] ↑ . Friends of hot Jupiters. I. A radial velocity search for massive, long-period companions to close-in gas giant planets. wikidata.org.
  17. [18] ↑ . Revisiting Orbital Evolution in HAT-P-2 b and Confirmation of HAT-P-2 c. wikidata.org.
  18. [19] ↑ . wikidata.org.
  19. [20] ↑ . wikidata.org.
  20. [21] ↑ . wikidata.org.
  21. [22] ↑ . Revisiting Orbital Evolution in HAT-P-2 b and Confirmation of HAT-P-2 c. wikidata.org.
  22. [23] ↑ . Revisiting Orbital Evolution in HAT-P-2 b and Confirmation of HAT-P-2 c. wikidata.org.
  23. [24] ↑ . SIMBAD. wikidata.org.
  24. [25] ↑ . Gaia Data Release 2. wikidata.org.
  25. [26] ↑ . Gaia Data Release 2. 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). HAT-P-2c. Retrieved May 3, 2026, from https://4ort.xyz/entity/hat-p-2c
MLA “HAT-P-2c.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hat-p-2c.
BibTeX @misc{4ortxyz_hat-p-2c_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HAT-P-2c}}, year = {2026}, url = {https://4ort.xyz/entity/hat-p-2c}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HAT-P-2c — https://4ort.xyz/entity/hat-p-2c (retrieved 2026-05-03)

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