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2MASS J15203974+3546210

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2MASS J15203974+3546210

Summary

2MASS J15203974+3546210 is a brown dwarf[1].

Key Facts

  • 2MASS J15203974+3546210's instance of is recorded as brown dwarf[2].
  • 2MASS J15203974+3546210's instance of is recorded as infrared source[3].
  • 2MASS J15203974+3546210's constellation is recorded as Boötes[4].
  • 2MASS J15203974+3546210's spectral class is recorded as L7.5[5].
  • 2MASS J15203974+3546210's spectral class is recorded as T0[6].
  • 2MASS J15203974+3546210's catalog code is recorded as 2MASS J15203974+3546210[7].
  • 2MASS J15203974+3546210's catalog code is recorded as SDSS J152039.82+354619.8[8].
  • 2MASS J15203974+3546210's redshift is recorded as {'unit': '1', 'amount': '+0.00018'}[9].
  • 2MASS J15203974+3546210's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.540'}[10].
  • 2MASS J15203974+3546210's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.579'}[11].
  • 2MASS J15203974+3546210's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.000'}[12].
  • 2MASS J15203974+3546210's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.77'}[13].
  • 2MASS J15203974+3546210's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.78'}[14].
  • 2MASS J15203974+3546210's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.09'}[15].
  • 2MASS J15203974+3546210's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.87'}[16].
  • 2MASS J15203974+3546210's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.328'}[17].
  • 2MASS J15203974+3546210's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+54'}[18].
  • 2MASS J15203974+3546210's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+14'}[19].
  • 2MASS J15203974+3546210's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+230.1656125'}[20].
  • 2MASS J15203974+3546210's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+35.7725111'}[21].
  • 2MASS J15203974+3546210's epoch is recorded as J2000.0[22].
  • 2MASS J15203974+3546210's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-390.1'}[23].
  • 2MASS J15203974+3546210's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+315.7'}[24].

Body

Definition and Type

Recorded instance of include brown dwarf[2] and infrared source[3].

References

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

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . SIMBAD. wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . SpeX SPECTROSCOPY OF UNRESOLVED VERY LOW MASS BINARIES. I. IDENTIFICATION OF 17 CANDIDATE BINARIES STRADDLING THE L DWARF/T DWARF TRANSITION. wikidata.org.
  5. [6] ↑ . SpeX SPECTROSCOPY OF UNRESOLVED VERY LOW MASS BINARIES. I. IDENTIFICATION OF 17 CANDIDATE BINARIES STRADDLING THE L DWARF/T DWARF TRANSITION. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . SIMBAD. wikidata.org.
  8. [9] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  9. [10] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  10. [11] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  11. [12] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  12. [13] ↑ . SIMBAD. wikidata.org.
  13. [14] ↑ . SIMBAD. wikidata.org.
  14. [15] ↑ . SIMBAD. wikidata.org.
  15. [16] ↑ . SIMBAD. wikidata.org.
  16. [17] ↑ . SIMBAD. wikidata.org.
  17. [18] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  18. [19] ↑ . The brown dwarf kinematics project I. Proper motions and tangential velocities for a large sample of late-type M, L, and T dwarfs. wikidata.org.
  19. [20] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  20. [21] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  21. [22] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  22. [23] ↑ . The AllWISE motion survey, part 2. wikidata.org.
  23. [24] ↑ . The AllWISE motion survey, part 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). 2MASS J15203974+3546210. Retrieved May 7, 2026, from https://4ort.xyz/entity/q222622
MLA “2MASS J15203974+3546210.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q222622.
BibTeX @misc{4ortxyz_q222622_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{2MASS J15203974+3546210}}, year = {2026}, url = {https://4ort.xyz/entity/q222622}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 2MASS J15203974+3546210 — https://4ort.xyz/entity/q222622 (retrieved 2026-05-07)

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