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HD 128198

star in the constellation Boötes
Thing Variable Star Q1748817

Facts

13 properties
Instance of
variable star, infrared source, high proper-motion star[1][2]
Apparent magnitude
2.77 (2.77–7.4, n=6)[20][21][22][23][24][25]
Catalog code
HR 5448, GSC 02559-01173, 2MASS J14343850+3637338, HD 128198, HIP 71277, SAO 64227, IRAS 14325+3650, AAVSO 1430+37, AG+36 1288, BD+37 2551, CSV 101458, GC 19662, GCRV 8495, HIC 71277, IRC +40259, NSV 6718, PPM 78003, SV* ZI 1077, TYC 2559-1173-1, UBV M 20252, WEB 12314, Gaia DR2 1486476022094747008[6][7][8][9][10][11][12][13][14][15][16][17][18][19]
Constellation
Boötes[3]
Declination
+36.62606355331790[35]
Declination component of proper motion
-46.6 (-46.7–-46.3, n=3)[37][38][39]
Distance from Earth
+173.0014[33]
Epoch
J2000.0[36]
Parallax
6.43 (5.74–6.43, n=3)[26][27][28]
Radial velocity
-12.7 (-12.7–-8.98, n=6)[29][30][31][32]
Right ascension
+218.66041657278870[34]
Right ascension component of proper motion
-24.5 (-25.1–-24.5, n=3)[40][41][42]
Spectral class
K5III, K0[4][5]
🏷️ Also known as
fa اچ‌دی ۱۲۸۱۹۸ fa اچ دی 128198 fa اچ دی ۱۲۸۱۹۸
🔖 Identifiers · 3
Freebase ID
/m/04myk7k
Gaia ID
1486476022094747008
SIMBAD ID
HD 128198

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References

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

Direct Wikidata claims

  1. [1] ↑ . SIMBAD. wikidata.org.
  2. [2] ↑ . SIMBAD. wikidata.org.
  3. [3] ↑ . VizieR. wikidata.org.
  4. [4] ↑ . SIMBAD. wikidata.org.
  5. [5] ↑ . VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925). wikidata.org.
  6. [6] ↑ . SIMBAD. wikidata.org.
  7. [7] ↑ . SIMBAD. wikidata.org.
  8. [8] ↑ . SIMBAD. wikidata.org.
  9. [9] ↑ . SIMBAD. wikidata.org.
  10. [10] ↑ . SIMBAD. wikidata.org.
  11. [11] ↑ . SIMBAD. wikidata.org.
  12. [12] ↑ . SIMBAD. wikidata.org.
  13. [13] ↑ . SIMBAD. wikidata.org.
  14. [14] ↑ . SIMBAD. wikidata.org.
  15. [15] ↑ . SIMBAD. wikidata.org.
  16. [16] ↑ . SIMBAD. wikidata.org.
  17. [17] ↑ . SIMBAD. wikidata.org.
  18. [18] ↑ . SIMBAD. wikidata.org.
  19. [19] ↑ . SIMBAD. wikidata.org.
  20. [20] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  21. [21] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  22. [22] ↑ . Gaia Data Release 2. wikidata.org.
  23. [23] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  24. [24] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  25. [25] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  26. [26] ↑ . Gaia Data Release 2. wikidata.org.
  27. [27] ↑ . The HIPPARCOS Catalogue. wikidata.org.
  28. [28] ↑ . Validation of the new Hipparcos reduction. wikidata.org.
  29. [29] ↑ . Gaia Data Release 2. wikidata.org.
  30. [30] ↑ . Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue. wikidata.org.
  31. [31] ↑ . Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data. wikidata.org.
  32. [32] ↑ . The radial velocities of 477 stars. wikidata.org.
  33. [33] ↑ . Gaia Data Release 2. wikidata.org.
  34. [34] ↑ . Gaia Data Release 2. wikidata.org.
  35. [35] ↑ . Gaia Data Release 2. wikidata.org.
  36. [36] ↑ . Gaia Data Release 2. wikidata.org.
  37. [37] ↑ . Gaia Data Release 2. wikidata.org.
  38. [38] ↑ . Validation of the new Hipparcos reduction. wikidata.org.
  39. [39] ↑ . The HIPPARCOS Catalogue. wikidata.org.
  40. [40] ↑ . Gaia Data Release 2. wikidata.org.
  41. [41] ↑ . Validation of the new Hipparcos reduction. wikidata.org.
  42. [42] ↑ . The HIPPARCOS Catalogue. 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). HD 128198. Retrieved November 11, 2026, from https://4ort.xyz/entity/hd-128198
MLA “HD 128198.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Nov. 2026, https://4ort.xyz/entity/hd-128198.
BibTeX @misc{4ortxyz_hd-128198_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 128198}}, year = {2026}, url = {https://4ort.xyz/entity/hd-128198}, note = {Accessed: 2026-11-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD 128198 — https://4ort.xyz/entity/hd-128198 (retrieved 2026-11-11)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 8d ago · Porrima · 2026-11-03 view diff on Wikidata ↗
    Distance from Earth → 173.0014 parsec
    Right ascension component of proper motion → -25.136 milliarcsecond per year, -24.61 milliarcsecond per year, -24.54 milliarcsecond per year
    Freebase ID → /m/04myk7k
    Apparent magnitude → 7.404, 5.999, 5.5415 +3
    + 13 other properties edited (see Wikidata diff for full list)
    "Added [hu] description: a Henry Draper katalógus csillaga, batch #293786"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.