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TT Librae

Mira variable star in the constellation Libra
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TT Librae

Summary

TT Librae is a Mira variable[1].

Key Facts

  • TT Librae's instance of is recorded as Mira variable[2].
  • TT Librae's constellation is recorded as Libra[3].
  • TT Librae's spectral class is recorded as M3e[4].
  • TT Librae's catalog code is recorded as IRAS 15061-1518[5].
  • TT Librae's catalog code is recorded as ASAS J150854-1529.9[6].
  • TT Librae's catalog code is recorded as SV* HV 3538[7].
  • TT Librae's catalog code is recorded as 2MASS J15085446-1529507[8].
  • TT Librae's catalog code is recorded as RAVE J150854.5-152950[9].
  • TT Librae's catalog code is recorded as USNO-B1.0 0745-00306569[10].
  • TT Librae's catalog code is recorded as DENIS J150854.4-152950[11].
  • TT Librae's catalog code is recorded as Gaia DR2 6307688274845890944[12].
  • TT Librae's catalog code is recorded as TT Lib[13].
  • TT Librae's type of variable star is recorded as long-period variable star[14].
  • TT Librae's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.28'}[15].
  • TT Librae's apparent magnitude is recorded as {'unit': '1', 'amount': '+5.547'}[16].
  • TT Librae's apparent magnitude is recorded as {'unit': '1', 'amount': '+4.266'}[17].
  • TT Librae's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.738'}[18].
  • TT Librae's apparent magnitude is recorded as {'unit': '1', 'amount': '+4.921'}[19].
  • TT Librae's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.5486'}[20].
  • TT Librae's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0459'}[21].
  • TT Librae's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-47.27'}[22].
  • TT Librae's Google Knowledge Graph ID is recorded as /g/11hfjd0ny6[23].
  • TT Librae's SIMBAD ID is recorded as V* TT Lib[24].
  • TT Librae's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+227.22692676222700'}[25].
  • TT Librae's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-15.49744010625500'}[26].

Body

Designation and Status

TT Librae's instance of is recorded as Mira variable[2].

History and Context

Catalog codes include IRAS 15061-1518[5], ASAS J150854-1529.9[6], SV* HV 3538[7], 2MASS J15085446-1529507[8], RAVE J150854.5-152950[9], and USNO-B1.0 0745-00306569[10].

References

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

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . VizieR. wikidata.org.
  3. [4] ↑ . SIMBAD. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . SIMBAD. wikidata.org.
  8. [9] ↑ . SIMBAD. wikidata.org.
  9. [10] ↑ . SIMBAD. wikidata.org.
  10. [11] ↑ . SIMBAD. wikidata.org.
  11. [12] ↑ . SIMBAD. wikidata.org.
  12. [13] ↑ . SIMBAD. wikidata.org.
  13. [14] ↑ . Determination of pulsation periods and other parameters of 2875 stars classified as Mira in the All Sky Automated Survey (ASAS). wikidata.org.
  14. [15] ↑ . The USNO-B Catalog. wikidata.org.
  15. [16] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  16. [17] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  17. [18] ↑ . The DENIS database, 3rd Release. wikidata.org.
  18. [19] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  19. [20] ↑ . Gaia Data Release 2. wikidata.org.
  20. [21] ↑ . Gaia Data Release 2. wikidata.org.
  21. [22] ↑ . The Radial Velocity Experiment (RAVE): fifth data release. wikidata.org.
  22. [23] ↑ . wikidata.org.
  23. [24] ↑ . 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.

📑 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). TT Librae. Retrieved May 3, 2026, from https://4ort.xyz/entity/tt-librae
MLA “TT Librae.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/tt-librae.
BibTeX @misc{4ortxyz_tt-librae_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{TT Librae}}, year = {2026}, url = {https://4ort.xyz/entity/tt-librae}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): TT Librae — https://4ort.xyz/entity/tt-librae (retrieved 2026-05-03)

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