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HD 100546

star
Place star Q4039833

Facts

24 properties
Instance of
star, Herbig Ae/Be star, Be-type star, variable star, infrared source, emission-line star, near-infrared source, ultraviolet source[1][2][3][4][5][6][7]
Part of
Lower Centaurus-Crux[13]
Age estimated by a dating method
+0.0048[64]
Apparent magnitude
6.69 (5.42–6.71, n=7)[34][35][36][37][38][39][40]
Catalog code
HD 100546, 2MASS J11332542-7011412, SAO 251457, HIP 56379, IRAS 11312-6955, GSC 09229-02446, CEL 3915, CPC 21.1 2046, GC 15855, HIC 56379, PPM 371156, TD1 15723, TYC 9229-2446-1, uvby98 100100546, KR Mus, PDS 340, [JE82] 589, Gaia DR2 5233604915060520576, Gaia DR1 5233604910752167936, Gaia DR3 5233604915060520576, TIC 280773136[19][20][21][22][23][24][25][26][27][28][29][30][31][32]
Child astronomical body
HD 100546 c, HD 100546 g, HD 100546 d, HD 100546 d, HD 100546 e[15][16][17][18]
Constellation
Musca[8]
Declination
-70.19478924943[55]
Declination component of proper motion
-25 (-25–0.29, n=5)
Distance from Earth
110 (103–110, n=4)[51][52][53]
Effective temperature
9.8k (9.2k–12k, n=4)[57][58][59][60]
Epoch
J2000.0[56]
Mass
+8.5[41]
Metallicity
+0.09[49]
Parallax
9.25 (9.09–10.3, n=5)[43][44][45][46][47]
Parent astronomical body
Lower Centaurus-Crux[14]
Radial velocity
+9.10[48]
Radius
+1.3[42]
Right ascension
+173.35600369679[54]
Right ascension component of proper motion
-45 (-45–-38.6, n=5)
Semi-major axis of an orbit
+110[50]
Spectral class
B9Vne, A0VaekB8_lB, B9V, B9[9][10][11][12]
Surface gravity
22k (3.2k–22k, n=3)[61][62][63]
Type of variable star
Herbig Ae/Be star[33]
🏷️ Also known as
en HD 100546 fa اچ‌دی ۱۰۰۵۴۶ fa اچ دی 100546 fa اچ دی ۱۰۰۵۴۶ it FK Muscae ja はえ座KR星 ru KR Мухи
🔖 Identifiers · 6
Image (Wikimedia Commons)
Artist's impression of a gas giant planet forming in the disc around the young star HD 100546.jpg ↗
Freebase ID
/m/03cgnc4
Gaia ID
5233604915060520576
NASA Exoplanet Archive ID
HD 100546
Namuwiki ID
HD 100546
SIMBAD ID
HD 100546

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Constellation 1
Musca
Epoch 1
J2000.0
Instance of 1
star
Type of variable star 1
Herbig Ae/Be star
← Parent astronomical body 1
HD 100546 b
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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] ↑ . SIMBAD. wikidata.org.
  4. [4] ↑ . SIMBAD. wikidata.org.
  5. [5] ↑ . SIMBAD. wikidata.org.
  6. [6] ↑ . SIMBAD. wikidata.org.
  7. [7] ↑ . SIMBAD. wikidata.org.
  8. [8] ↑ . wikidata.org.
  9. [9] ↑ . University of Michigan catalogue of two-dimensional spectral types for the HD stars, Volume 1: Declinations -90° to -53°.0. wikidata.org.
  10. [10] ↑ . The Discovery of λ Bootis Stars: The Southern Survey I. wikidata.org.
  11. [11] ↑ . Investigation of 131 Herbig Ae/Be Candidate Stars. wikidata.org.
  12. [12] ↑ . VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925). wikidata.org.
  13. [13] ↑ . SIMBAD. wikidata.org.
  14. [14] ↑ . SIMBAD. wikidata.org.
  15. [15] ↑ . wikidata.org.
  16. [16] ↑ . wikidata.org.
  17. [17] ↑ . wikidata.org.
  18. [18] ↑ . wikidata.org.
  19. [19] ↑ . SIMBAD. wikidata.org.
  20. [20] ↑ . SIMBAD. wikidata.org.
  21. [21] ↑ . SIMBAD. wikidata.org.
  22. [22] ↑ . SIMBAD. wikidata.org.
  23. [23] ↑ . SIMBAD. wikidata.org.
  24. [24] ↑ . SIMBAD. wikidata.org.
  25. [25] ↑ . SIMBAD. wikidata.org.
  26. [26] ↑ . SIMBAD. wikidata.org.
  27. [27] ↑ . SIMBAD. wikidata.org.
  28. [28] ↑ . SIMBAD. wikidata.org.
  29. [29] ↑ . SIMBAD. wikidata.org.
  30. [30] ↑ . SIMBAD. wikidata.org.
  31. [31] ↑ . SIMBAD. wikidata.org.
  32. [32] ↑ . SIMBAD. wikidata.org.
  33. [33] ↑ . wikidata.org.
  34. [34] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  35. [35] ↑ . Catalogue of Stellar Photometry in Johnson's 11-color system. wikidata.org.
  36. [36] ↑ . Hubble Space TelescopeAdvanced Camera for Surveys Coronagraphic Observations of the Dust Surrounding HD 100546. wikidata.org.
  37. [37] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  38. [38] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  39. [39] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  40. [40] ↑ . Gaia Early Data Release 3. wikidata.org.
  41. [41] ↑ . ALMA 870 $μ$m continuum observations of HD 100546. Evidence of a giant planet on a wide orbit. wikidata.org.
  42. [42] ↑ . The protoplanetary system HD 100546 in Hα polarized light from SPHERE/ZIMPOL. wikidata.org.
  43. [43] ↑ . Gaia Data Release 2. wikidata.org.
  44. [44] ↑ . The HIPPARCOS Catalogue. wikidata.org.
  45. [45] ↑ . Validation of the new Hipparcos reduction. wikidata.org.
  46. [46] ↑ . Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties. wikidata.org.
  47. [47] ↑ . Gaia Early Data Release 3. wikidata.org.
  48. [48] ↑ . Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ∼55000 stars and mean radial velocities of 516 Galactic open clusters and associations. wikidata.org.
  49. [49] ↑ . Fundamental Properties of Co-moving Stars Observed by Gaia. wikidata.org.
  50. [50] ↑ . ALMA 870 $μ$m continuum observations of HD 100546. Evidence of a giant planet on a wide orbit. wikidata.org.
  51. [51] ↑ . Gaia Data Release 2. wikidata.org.
  52. [52] ↑ . Evolution of emission-line activity in intermediate-mass young stars. wikidata.org.
  53. [53] ↑ . Gaia Early Data Release 3. wikidata.org.
  54. [54] ↑ . Gaia Early Data Release 3. wikidata.org.
  55. [55] ↑ . Gaia Early Data Release 3. wikidata.org.
  56. [56] ↑ . Gaia Data Release 2. wikidata.org.
  57. [57] ↑ . The Discovery of λ Bootis Stars: The Southern Survey I. wikidata.org.
  58. [58] ↑ . Spectroscopic analysis of southern B and Be stars. wikidata.org.
  59. [59] ↑ . Gaia Data Release 2. wikidata.org.
  60. [60] ↑ . A spectroscopic survey of Herbig Ae/Be stars with X-shooter – I. Stellar parameters and accretion rates. wikidata.org.
  61. [61] ↑ . Spectroscopic analysis of southern B and Be stars. wikidata.org.
  62. [62] ↑ . The Discovery of λ Bootis Stars: The Southern Survey I. wikidata.org.
  63. [63] ↑ . A spectroscopic survey of Herbig Ae/Be stars with X-shooter – I. Stellar parameters and accretion rates. wikidata.org.
  64. [64] ↑ . High-resolution ALMA Observations of HD 100546: Asymmetric Circumstellar Ring and Circumplanetary Disk Upper Limits. 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 100546. Retrieved November 3, 2026, from https://4ort.xyz/entity/hd-100546
MLA “HD 100546.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 Nov. 2026, https://4ort.xyz/entity/hd-100546.
BibTeX @misc{4ortxyz_hd-100546_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 100546}}, year = {2026}, url = {https://4ort.xyz/entity/hd-100546}, note = {Accessed: 2026-11-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD 100546 — https://4ort.xyz/entity/hd-100546 (retrieved 2026-11-03)

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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. 1d ago · Porrima · 2026-11-03 view diff on Wikidata ↗
    Part of → Lower Centaurus-Crux
    Metallicity → {'amount': '+0.09'}
    Distance from Earth → {'unit': 'Q12129', 'amount': '+110.021'}, {'unit': 'Q12129', 'amount': '+103'}, {'unit': 'Q12129', 'amount': '+108.115'} +1
    Right ascension component of proper motion → {'unit': 'Q22137107', 'amount': '-38.594'}, {'unit': 'Q22137107', 'amount': '-38.93'}, {'unit': 'Q22137107', 'amount': '-38.78'} +2
    + 23 other properties edited (see Wikidata diff for full list)
    "/* wbsetdescription-add:1|hu */ a Henry Draper katalógus csillaga, [[:toollabs:quickstatements/#/batch/293786|batch #293786]]"
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