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Overview of the model changes
| Model version | Implementation Date in S2S | Time range | Atmosphere Resolution | Ens. Size | Frequency | Re-forecasts | Rfc length | Time range | Rfc size | Ocean Resolution | Active Sea Ice | Remarks |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CY47R3 | 13/10/2021 | d 0-46 | Tco639 L137 (about 16 km) up to day 15 and Tco319 (about 32 km) after day 15 | 51 | 2/week (Mon/Thu) | on the fly | past 20 years | 2/week (Mon/Thu) | 11 | 1/4 degree | Yes | |
| CY47R2 | 11/05/2021 | d 0-46 | Tco639 L137 (about 16 km) up to day 15 and Tco319 (about 32 km) after day 15 | 51 | 2/week (Mon/Thu) | on the fly | past 20 years | 2/week (Mon/Thu) | 11 | 1/4 degree | Yes | |
| CY47R1 | 30/06/2020 | d 0-46 | Tco639 L91 (about 16 km) up to day 15 and Tco319 (about 32 km) after day 15 day 15 L91 | 51 | 2/week (Mon/Thu) | on the fly | past 20 years | 2/week (Mon/Thu) | 11 | 1/4 degree | Yes | |
| CY46R1 | 11/06/2019 | d 0-46 | Tco639 L91 (about 16 km) up to day 15 and Tco319 (about 32 km) after day 15 | 51 | 2/week (Mon/Thu) | on the fly | past 20 years | 2/week (Mon/Thu) | 11 | 1/4 degree | Yes | additional ocean parameters added since 2020/01/02 |
| CY45R1 | 06/06/2018 | d 0-46 | Tco639 L91 (about 16 km) up to day 15 and Tco319 (about 32 km) after day 15 | 51 | 2/week (Mon/Thu) | on the fly | past 20 years | 2/week (Mon/Thu) | 11 | 1/4 degree | Yes | |
| CY43R3 | 11/07/2017 | d 0-46 | Tco639 L91 (about 16 km) up to day 15 and Tco319 (about 32 km) after day 15 | 51 | 2/week (Mon/Thu) | on the fly | past 20 years | 2/week (Mon/Thu) | 11 | 1/4 degree | Yes | |
| CY43R1 | 22/11/2016 | d 0-46 | Tco639 L91 (about 16 km) up to day 15 and Tco319 (about 32 km) after day 15 | 51 | 2/week (Mon/Thu) | on the fly | past 20 years | 2/week (Mon/Thu) | 11 | 1/4 degree | Yes | |
| CY41R2 | 08/03/2016 | d 0-46 | Tco639 L91 (about 16 km) up to day 15 and Tco319 (about 32 km) after day 15 | 51 | 2/week (Mon/Thu) | on the fly | past 20 years | 2/week (Mon/Thu) | 11 | 1 degree | No | |
| CY41R1 | 14/05/2015 | d 0-46 | TL639 L91 (about 32 km) up to day 10 and TL319 (about 64 km) after day 10 | 51 | 2/week Mon/Thu | on the fly | past 20 years | 2/week (Mon/Thu) | 11 | 1 degree | No | |
| CY40R1 | 01/01/2015 | d 0-32 | TL639 L91 (about 32 km) up to day 10 and TL319 (about 64 km) after day 10 | 51 | 2/week (Mon/Thu) | on the fly | past 20 years | once a week (Thu) | 5 | 1 degree | No |
Description of the main changes
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