COMETS

Japanese communications demonstration satellite
Vehicle communications_satellite Q48621
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Summary

COMETS is a communications satellite[1]. COMETS is known by 3 alternative names across languages and contexts.[2]

Key Facts

  • COMETS is in the country of Japan[3].
  • COMETS's instance of is recorded as communications satellite[4].
  • COMETS's instance of is recorded as technology demonstration spacecraft[5].
  • COMETS's operator is recorded as National Space Development Agency[6].
  • COMETS's manufacturer is recorded as National Space Development Agency[7].
  • COMETS's manufacturer is recorded as Communications Research Laboratory[8].
  • COMETS's COSPAR ID is recorded as 1998-011A[9].
  • COMETS's space launch vehicle is recorded as H-II[10].
  • COMETS's SCN is recorded as 25175[11].
  • COMETS's country of origin is recorded as Japan[12].
  • COMETS's type of orbit is recorded as recurrent orbit[13].
  • COMETS's type of orbit is recorded as highly elliptical orbit[14].
  • COMETS's UTC date of spacecraft launch is recorded as +1998-02-21T00:00:00Z[15].
  • COMETS's significant event is recorded as rocket launch[16].
  • COMETS's significant event is recorded as launch failure[17].
  • COMETS's significant event is recorded as spacecraft decommissioning[18].
  • COMETS's start point is recorded as Yoshinobu Launch Complex Launch Pad 1[19].
  • COMETS's mass is recorded as {'unit': 'kilogram', 'amount': '+3900'}[20].
  • COMETS's Google Knowledge Graph ID is recorded as /g/1214g5zk[21].
  • COMETS's Wolfram Language entity code is recorded as Entity["Satellite", "25175"][22].
  • COMETS's NSSDCA ID is recorded as 1998-011A[23].

Why It Matters

COMETS is known by 3 alternative names across languages and contexts.[2]

References

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

Direct Wikidata claims

  1. [3] ↑ . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  2. [4] ↑ . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  3. [5] ↑ . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  4. [6] ↑ . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . Jonathan's Space Report. wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  11. [13] ↑ . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . Jonathan's Space Report. wikidata.org.
  14. [16] ↑ . Jonathan's Space Report. wikidata.org.
  15. [17] ↑ . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  16. [18] ↑ . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  17. [19] ↑ . Jonathan's Space Report. wikidata.org.
  18. [20] ↑ . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata aliases. 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). COMETS. Retrieved October 14, 2026, from https://4ort.xyz/entity/comets-q48621
MLA “COMETS.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Oct. 2026, https://4ort.xyz/entity/comets-q48621.
BibTeX @misc{4ortxyz_comets-q48621_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{COMETS}}, year = {2026}, url = {https://4ort.xyz/entity/comets-q48621}, note = {Accessed: 2026-10-14}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): COMETS — https://4ort.xyz/entity/comets-q48621 (retrieved 2026-10-14)

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