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GJ 1002

star in the constellation Cetus
Place Variable Star Q1329152

Facts

22 properties

Identity

Instance of
variable star, high proper-motion star, near-infrared source[2][3]
More facts +21
Absolute magnitude
+15.4[38]
Apparent magnitude
11.8 (7.44–14.6, n=10)[28][29][30][31][32][33][34][35][36][37]
Catalog code
2MASS J00064325-0732147, GJ 1002, JP11 5942, LHS 2, NLTT 248, NSV 15022, PLX 9.0, PLX 9.01, UCAC4 413-000170, Zkh 3, Karmn J00067-075, PM 00042-0747, Gaia DR2 2441630500517079808, Gaia DR3 2441630500517079808, TIC 176287658, UBV M 53816[13][14][15][16][17][18][19][20][21][22][23][24][25][26]
Child astronomical body
GJ 1002 b, GJ 1002 c[11][12]
Constellation
Cetus[4]
Declination
-7.53806086140778
Declination component of proper motion
-1.9k (-2.0k–-1.9k, n=7)
Distance from Earth
4.85 (4.85–15.2, n=3)[65][66][67]
Effective temperature
3.1k (2.7k–3.4k, n=20)
Epoch
J2000.0
Luminosity
+0.0000591[39]
Mass
+0.11[40]
Metallicity
-0.1 (-0.48–0.78, n=17)[51][52][53][54][55][56][57][58][59][60][61][62][63][64]
Parallax
206.3 (206.2–213, n=5)[42][43][44][45][46]
Radial velocity
-50 (-50–-29.9, n=5)[47][48][49][50]
Radius
+0.03[41]
Right ascension
+1.67998882921125[68]
Right ascension component of proper motion
-811.6 (-830–-623, n=7)
Spectral class
M5.5V, M5.99, M5.0V, M6/7e, M4.0, dM5.5[5][6][7][8][9][10]
Surface gravity
316k (50k–316k, n=14)
Type of variable star
rotating variable star[27]
🏷️ Also known as
en GJ 1002 en Gliese 1002 fa جی‌جی ۱۰۰۲ fa جی جی 1002 fa جی جی ۱۰۰۲ fr Gliese 1002 it GJ 1002, LHS 2, 2MASS J00064325-0732147 ko 글리제 1002 sv Gliese 1002 zh 格利泽1002 zh-hant 格利澤1002
🔖 Identifiers · 6
Image (Wikimedia Commons)
GJ1002LightCurve.png ↗
ARICNS
01954
Freebase ID
/m/09gtcb
Gaia ID
2441630500517079808
NASA Exoplanet Archive ID
GJ 1002
SIMBAD ID
G 158-27

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

🔗 Connections
Constellation 1
Cetus
Epoch 1
J2000.0
Type of variable star 1
rotating variable star
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Summary

GJ 1002 is a variable star[1].

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] ↑ . Toward Spectral Classification of L and T Dwarfs: Infrared and Optical Spectroscopy and Analysis. wikidata.org.
  5. [6] ↑ . M dwarf luminosity, radius, and {alpha}-enrichment from I-band spectral features. wikidata.org.
  6. [7] ↑ . A 3D search for companions to 12 nearby M dwarfs. wikidata.org.
  7. [8] ↑ . First Byurakan Spectral Sky Survey. Stars of late spectral types. -11° ≤ δ ≤ -7° belt. wikidata.org.
  8. [9] ↑ . HADES RV programme with HARPS-N at TNG. XII. The abundance signature of M dwarf stars with planets. wikidata.org.
  9. [10] ↑ . The CARMENES search for exoplanets around M dwarfs. Different roads to radii and masses of the target stars. wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . 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] ↑ . SIMBAD. wikidata.org.
  18. [19] ↑ . SIMBAD. wikidata.org.
  19. [20] ↑ . SIMBAD. wikidata.org.
  20. [21] ↑ . SIMBAD. wikidata.org.
  21. [22] ↑ . SIMBAD. wikidata.org.
  22. [23] ↑ . SIMBAD. wikidata.org.
  23. [24] ↑ . SIMBAD. wikidata.org.
  24. [25] ↑ . SIMBAD. wikidata.org.
  25. [26] ↑ . SIMBAD. wikidata.org.
  26. [27] ↑ . The SPIRou legacy survey. Rotation period of quiet M dwarfs from circular polarization in near-infrared spectral lines: The SPIRou APERO analysis. wikidata.org.
  27. [28] ↑ . Fourth USNO CCD Astrograph Catalog. wwwadd.zah.uni-heidelberg.de. Provenance: wikidata.org.
  28. [29] ↑ . Fourth USNO CCD Astrograph Catalog. wikidata.org.
  29. [30] ↑ . M dwarfs: effective temperatures, radii and metallicities. wikidata.org.
  30. [31] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  31. [32] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  32. [33] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  33. [34] ↑ . Fourth USNO CCD Astrograph Catalog. wikidata.org.
  34. [35] ↑ . Fourth USNO CCD Astrograph Catalog. wikidata.org.
  35. [36] ↑ . Fourth USNO CCD Astrograph Catalog. wikidata.org.
  36. [37] ↑ . Gaia Early Data Release 3. wikidata.org.
  37. [38] ↑ . wwwadd.zah.uni-heidelberg.de. wwwadd.zah.uni-heidelberg.de. Provenance: wikidata.org.
  38. [39] ↑ . wikidata.org.
  39. [40] ↑ . recons.org. recons.org. Provenance: wikidata.org.
  40. [41] ↑ . wikidata.org.
  41. [42] ↑ . The General Catalogue of Trigonometric Stellar Parallaxes, Fourth Edition. simbad.u-strasbg.fr. Provenance: wikidata.org.
  42. [43] ↑ . Gaia Data Release 2. wikidata.org.
  43. [44] ↑ . Trigonometric parallaxes and proper motions of 134 southern late M, L, and T dwarfs from the Carnegie Astrometric Planet Search program. wikidata.org.
  44. [45] ↑ . The General Catalogue of Trigonometric Stellar Parallaxes, Fourth Edition. wikidata.org.
  45. [46] ↑ . Gaia Early Data Release 3. wikidata.org.
  46. [47] ↑ . A near-infrared spectroscopic survey of 886 nearby M dwarfs. wikidata.org.
  47. [48] ↑ . M dwarf luminosity, radius, and {alpha}-enrichment from I-band spectral features. wikidata.org.
  48. [49] ↑ . Intermediate resolution near-infrared spectroscopy of 36 late M dwarfs. wikidata.org.
  49. [50] ↑ . The CARMENES search for exoplanets around M dwarfs. High-resolution optical and near-infrared spectroscopy of 324 survey stars. wikidata.org.
  50. [51] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  51. [52] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  52. [53] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  53. [54] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  54. [55] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  55. [56] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  56. [57] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  57. [58] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  58. [59] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  59. [60] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  60. [61] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  61. [62] ↑ . Metallicities in M dwarfs: Investigating different determination techniques. wikidata.org.
  62. [63] ↑ . The CARMENES search for exoplanets around M dwarfs. Stellar atmospheric parameters of target stars with SteParSyn. wikidata.org.
  63. [64] ↑ . The CARMENES search for exoplanets around M dwarfs. Stellar atmospheric parameters of target stars with SteParSyn. wikidata.org.
  64. [65] ↑ . wwwadd.zah.uni-heidelberg.de. wwwadd.zah.uni-heidelberg.de. Provenance: wikidata.org.
  65. [66] ↑ . Gaia Data Release 2. wikidata.org.
  66. [67] ↑ . Gaia Early Data Release 3. wikidata.org.
  67. [68] ↑ . Gaia Early Data Release 3. 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). GJ 1002. Retrieved November 6, 2026, from https://4ort.xyz/entity/gj-1002
MLA “GJ 1002.” 4ort.xyz Knowledge Graph, 4ort.xyz, 6 Nov. 2026, https://4ort.xyz/entity/gj-1002.
BibTeX @misc{4ortxyz_gj-1002_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{GJ 1002}}, year = {2026}, url = {https://4ort.xyz/entity/gj-1002}, note = {Accessed: 2026-11-06}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): GJ 1002 — https://4ort.xyz/entity/gj-1002 (retrieved 2026-11-06)

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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. 16w ago · Dirac · 2026-07-20 view diff on Wikidata ↗
    Constellation → Cetus
    Apparent magnitude → 13.837, 13.605, 10.15 +7
    Effective temperature → 3,292 kelvin, 3,182 kelvin, 2,875 kelvin +17
    Epoch → J2000.0
    + 18 other properties edited (see Wikidata diff for full list)
    "Created claim: Image: GJ1002LightCurve.png, batch #261337"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.