RX J1242-11

galaxy with super massive black hole
Thing elliptical_galaxy Q675057
Press Enter · cited answer in seconds

RX J1242-11

Summary

RX J1242-11 is an elliptical galaxy[1]. It draws 8 Wikipedia views per month (elliptical_galaxy category, ranking #19 of 122).[2]

Key Facts

  • RX J1242-11's video is recorded as RX J1242-11- Giant Black Hole Rips Star Apart (2004-rxj1242).mpeg[3].
  • RX J1242-11's image is recorded as ROSAT X-ray Image of RX J1242-11 (2004-rxj1242-more-4 - rxj1242 rosat box).jpg[4].
  • RX J1242-11's instance of is recorded as elliptical galaxy[5].
  • RX J1242-11's constellation is recorded as Virgo[6].
  • RX J1242-11's Commons category is recorded as RX J1242-11[7].
  • RX J1242-11's catalog code is recorded as 2MASS J12423854-1119207[8].
  • RX J1242-11's catalog code is recorded as 6dFGS gJ124238.6-111921[9].
  • RX J1242-11's catalog code is recorded as 2MASX J12423855-1119204[10].
  • RX J1242-11's catalog code is recorded as SDSS J124238.54-111920.8[11].
  • RX J1242-11's catalog code is recorded as RX J1242.6−1119A[12].
  • RX J1242-11's Freebase ID is recorded as /m/02f799[13].
  • RX J1242-11's redshift is recorded as {'amount': '+0.05'}[14].
  • RX J1242-11's apparent magnitude is recorded as {'amount': '+17.04'}[15].
  • RX J1242-11's apparent magnitude is recorded as {'amount': '+15.64'}[16].
  • RX J1242-11's apparent magnitude is recorded as {'amount': '+18.1089'}[17].
  • RX J1242-11's apparent magnitude is recorded as {'amount': '+13.502'}[18].
  • RX J1242-11's apparent magnitude is recorded as {'amount': '+12.788'}[19].
  • RX J1242-11's apparent magnitude is recorded as {'amount': '+12.793'}[20].
  • RX J1242-11's apparent magnitude is recorded as {'amount': '+14'}[21].
  • RX J1242-11's radial velocity is recorded as {'unit': 'Q3674704', 'amount': '+14990'}[22].
  • RX J1242-11's distance from Earth is recorded as {'unit': 'Q531', 'amount': '+650000000'}[23].
  • RX J1242-11's distance from Earth is recorded as {'unit': 'Q3773454', 'amount': '+200'}[24].
  • RX J1242-11's SIMBAD ID is recorded as 2MASS J12423854-1119207[25].
  • RX J1242-11's right ascension is recorded as {'unit': 'Q28390', 'amount': '+190.66058400398650'}[26].
  • RX J1242-11's declination is recorded as {'unit': 'Q28390', 'amount': '-11.32246402290280'}[27].

Why It Matters

RX J1242-11 draws 8 Wikipedia views per month (elliptical_galaxy category, ranking #19 of 122).[2]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . SIMBAD. wikidata.org.
  7. [9] . SIMBAD. wikidata.org.
  8. [10] . SIMBAD. wikidata.org.
  9. [11] . SIMBAD. wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . Freebase Data Dumps. wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . The 6dF Galaxy Survey: final redshift release (DR3) and southern large-scale structures. wikidata.org.
  14. [16] . The 6dF Galaxy Survey: final redshift release (DR3) and southern large-scale structures. wikidata.org.
  15. [17] . Gaia Data Release 2. wikidata.org.
  16. [18] . The Two Micron All Sky Survey (2MASS). wikidata.org.
  17. [19] . The Two Micron All Sky Survey (2MASS). wikidata.org.
  18. [20] . The Two Micron All Sky Survey (2MASS). wikidata.org.
  19. [21] . SIMBAD. wikidata.org.
  20. [22] . The 6dF Galaxy Survey: final redshift release (DR3) and southern large-scale structures. wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . Gaia Data Release 2. wikidata.org.
  25. [27] . Gaia Data Release 2. wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.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). RX J1242-11. Retrieved May 3, 2026, from https://4ort.xyz/entity/rx-j1242-11
MLA “RX J1242-11.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/rx-j1242-11.
BibTeX @misc{4ortxyz_rx-j1242-11_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{RX J1242-11}}, year = {2026}, url = {https://4ort.xyz/entity/rx-j1242-11}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): RX J1242-11 — https://4ort.xyz/entity/rx-j1242-11 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/rx-j1242-11 · Last refreshed: