Simeis 22

planetary nebula
Thing planetary_nebula Q16605573
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Simeis 22

Summary

Simeis 22 is a planetary nebula[1]. It draws 1 Wikipedia views per month (planetary_nebula category, ranking #31 of 61).[2]

Key Facts

  • Simeis 22's image is recorded as Sh2-188 - Noao-sh2-188.jpg[3].
  • Simeis 22's instance of is recorded as planetary nebula[4].
  • Simeis 22's constellation is recorded as Cassiopeia[5].
  • Simeis 22's spectral class is recorded as DAO.6[6].
  • Simeis 22's Commons category is recorded as Sh2-188[7].
  • Simeis 22's catalog code is recorded as LBN 128.04-04.12[8].
  • Simeis 22's catalog code is recorded as GSC2 N311302026110[9].
  • Simeis 22's catalog code is recorded as LBN 633[10].
  • Simeis 22's catalog code is recorded as PK 128-04 1[11].
  • Simeis 22's catalog code is recorded as SH 2-188[12].
  • Simeis 22's catalog code is recorded as Gaia DR2 509206447837376128[13].
  • Simeis 22's apparent magnitude is recorded as {'amount': '+17.424'}[14].
  • Simeis 22's apparent magnitude is recorded as {'amount': '+17.447'}[15].
  • Simeis 22's apparent magnitude is recorded as {'amount': '+17.398'}[16].
  • Simeis 22's apparent magnitude is recorded as {'amount': '+17.376'}[17].
  • Simeis 22's apparent magnitude is recorded as {'amount': '+17.3989'}[18].
  • Simeis 22's parallax is recorded as {'unit': 'Q21500224', 'amount': '+1.1270'}[19].
  • Simeis 22's radial velocity is recorded as {'unit': 'Q3674704', 'amount': '-26.0'}[20].
  • Simeis 22's distance from Earth is recorded as {'unit': 'Q12129', 'amount': '+887.311'}[21].
  • Simeis 22's Google Knowledge Graph ID is recorded as /g/1hl3gm1l_[22].
  • Simeis 22's SIMBAD ID is recorded as SH 2-188[23].
  • Simeis 22's right ascension is recorded as {'unit': 'Q28390', 'amount': '+22.63824060159292'}[24].
  • Simeis 22's declination is recorded as {'unit': 'Q28390', 'amount': '+58.41397903232416'}[25].
  • Simeis 22's epoch is recorded as J2000.0[26].
  • Simeis 22's effective temperature is recorded as {'unit': 'Q11579', 'amount': '+87140'}[27].

Why It Matters

Simeis 22 draws 1 Wikipedia views per month (planetary_nebula category, ranking #31 of 61).[2]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . SIMBAD. wikidata.org.
  3. [5] . VizieR. wikidata.org.
  4. [6] . A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs. 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] . SIMBAD. wikidata.org.
  11. [13] . SIMBAD. wikidata.org.
  12. [14] . The binary fraction of planetary nebula central stars – I. A high-precision, I-band excess search. wikidata.org.
  13. [15] . The binary fraction of planetary nebula central stars – I. A high-precision, I-band excess search. wikidata.org.
  14. [16] . The binary fraction of planetary nebula central stars – I. A high-precision, I-band excess search. wikidata.org.
  15. [17] . The binary fraction of planetary nebula central stars – I. A high-precision, I-band excess search. wikidata.org.
  16. [18] . Gaia Data Release 2. wikidata.org.
  17. [19] . Gaia Data Release 2. wikidata.org.
  18. [20] . SIMBAD. wikidata.org.
  19. [21] . Gaia Data Release 2. wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . Gaia Data Release 2. wikidata.org.
  23. [25] . Gaia Data Release 2. wikidata.org.
  24. [26] . Gaia Data Release 2. wikidata.org.
  25. [27] . A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs. 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). Simeis 22. Retrieved May 3, 2026, from https://4ort.xyz/entity/simeis-22
MLA “Simeis 22.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/simeis-22.
BibTeX @misc{4ortxyz_simeis-22_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Simeis 22}}, year = {2026}, url = {https://4ort.xyz/entity/simeis-22}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Simeis 22 — https://4ort.xyz/entity/simeis-22 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/simeis-22 · Last refreshed: