Draft:Sentinel-3D
Submission declined on 6 June 2026 by Johannes Maximilian (talk).
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Comment: WP:TOOSOON Johannes (Talk) (Contribs) (Articles) 11:55, 6 June 2026 (UTC)
 Vector drawing of the Sentinel-3 | |||||||||||||||||
| Mission type | Earth observation | ||||||||||||||||
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| Operator | ESA · EUMETSAT | ||||||||||||||||
| Website | Sentinel-3 (ESA) | ||||||||||||||||
| Mission duration | Planned: 7 years | ||||||||||||||||
| Spacecraft properties | |||||||||||||||||
| Spacecraft type | Sentinel-3 | ||||||||||||||||
| Bus | Prima | ||||||||||||||||
| Manufacturer | Thales Alenia Space | ||||||||||||||||
| Launch mass | 1,250 kg (2,756 lb)[1] | ||||||||||||||||
| Dry mass | 1,150 kg (2,535 lb)[2] | ||||||||||||||||
| Dimensions | 3.9 × 2.2 × 2.2 m (12.8 × 7.2 × 7.2 ft)[1] | ||||||||||||||||
| Power | 2,300 watts[2] | ||||||||||||||||
| Start of mission | |||||||||||||||||
| Launch date | 2028 (planned) | ||||||||||||||||
| Rocket | Vega-C (baselined) | ||||||||||||||||
| Launch site | Kourou, ELV | ||||||||||||||||
| Contractor | Avio | ||||||||||||||||
| Orbital parameters | |||||||||||||||||
| Reference system | Geocentric | ||||||||||||||||
| Regime | Sun-synchronous | ||||||||||||||||
| Transponders | |||||||||||||||||
| Band | S band (TT&C support) X band (science data) | ||||||||||||||||
| Bandwidth | S band: 64 kbit/s uplink, 1 Mbit/s downlink X band: 2 × 280 Mbit/s | ||||||||||||||||
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Sentinel-3D is a future European Earth observation satellite dedicated to oceanography. It is expected to launch no earlier than 2028.[3] It is part of the Copernicus Programme and the fourth of four planned Sentinel-3 satellites (after Sentinel-3C, which is expected to launch in September 2026).[4][5]
See also
References
- ^ a b "Copernicus: Sentinel-3". eoPortal. European Space Agency. Retrieved 25 April 2018.
- ^ a b "Satellite: Sentinel-3D". World Meteorological Organization. Retrieved 6 June 2026.
- ^ "WMO OSCAR | Satellite: Sentinel-3D". space.oscar.wmo.int. Retrieved 5 June 2026.
{{cite web}}: no-break space character in|title=at position 11 (help) - ^ "Sentinel 3A, 3B, 3C, 3D". Gunter's Space Page. Retrieved 5 June 2026.
- ^ "Sentinel-3". www.esa.int. Retrieved 5 June 2026.
External links
- Sentinel-3 program website by ESA
- Sentinel-3 website by the Copernicus Programme
- Real-time orbital tracking - uphere.space
- Sentinel-3C and Sentinel-3D side by side
| Sentinel satellites |
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| Contributing missions |
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Future missions in italics
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Category:Sentinel satellites Category:Earth observation satellites of the European Space Agency Category:Earth satellite radar altimeters Category:Oceanographic satellites Category:Proposed European Space Agency satellites Category:2026 in spaceflight
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