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HY-2B Radar Altimeter

Missions → HY-2B (Extended operations)

Dual-frequency C-band and Ku-band radar altimeter flown on HY-2B.

HY-2B Radar Altimeter is a dual-frequency active radar altimeter flown on HY-2B, also known as Hai Yang 2B, for ocean dynamic environment observations.^[1]^[2] It operates at Ku-band 13.58 GHz and C-band 5.25 GHz.^[3]^[2] The instrument supports sea-surface-height and related ocean-dynamics measurement within the HY-2 microwave mission objective.^[1] Its pulse-limited footprint is 2 km, with nadir ranging measurement accuracy of 2 cm.^[2] Radar altimetry is demonstrated on HY-2B, with ALT active from January 2019 and expected end of life at or after 2026.^[3]

Operator pricing

Pricing not publicly listed by operator

Supply chain position

carried by HY-2B

Sources

[1]AVISO+ mission page: HY-2Bagency doc2026-06-16
[2]HY-2B satellite, National Satellite Ocean Application Serviceagency doc2026-06-16
[3]WMO OSCAR satellite record: HY-2Bagency doc2026-06-16

Cite https://eo-atlas.org/products/component/hy-2b-alt Markdown twin → Field definitions → Suggest a correction →

How to cite this page

Plain text

HY-2B Radar Altimeter. EO-Atlas, SpectraWorks B.V. https://eo-atlas.org/products/component/hy-2b-alt (CC BY 4.0)

BibTeX

@misc{eoatlas:products:component:hy-2b-alt,
  title = {HY-2B Radar Altimeter},
  author = {{EO-Atlas}},
  publisher = {SpectraWorks B.V.},
  note = {CC BY 4.0},
  url = {https://eo-atlas.org/products/component/hy-2b-alt}
}