A comparison of the  performance of 4D-Var  in an explicit  and implicit version of a nonlinear barotropic  ocean model

Terwisscha van Scheltinga, A. D.; Dijkstra, H. A.

doi:https://doi.org/10.5194/npg-14-763-2007

Articles | Volume 14, issue 6

https://doi.org/10.5194/npg-14-763-2007

© Author(s) 2007. This work is licensed under
the Creative Commons Attribution-NonCommercial-ShareAlike 2.5 License.

https://doi.org/10.5194/npg-14-763-2007

© Author(s) 2007. This work is licensed under
the Creative Commons Attribution-NonCommercial-ShareAlike 2.5 License.

Articles | Volume 14, issue 6

30 Nov 2007

| 30 Nov 2007

A comparison of the performance of 4D-Var in an explicit and implicit version of a nonlinear barotropic ocean model

A. D. Terwisscha van Scheltinga and H. A. Dijkstra

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Total article views: 1,797 (including HTML, PDF, and XML)

HTML	PDF	XML	Total	BibTeX	EndNote
937	724	136	1,797	156	152

HTML: 937
PDF: 724
XML: 136
Total: 1,797
BibTeX: 156
EndNote: 152

Views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	4	10	4	18
Mar 2013	1	8	0	9
Apr 2013	1	5	0	6
May 2013	1	10	0	11
Jun 2013	4	9	0	13
Jul 2013	2	12	1	15
Aug 2013	9	6	0	15
Sep 2013	1	9	0	10
Oct 2013	5	10	0	15
Nov 2013	1	7	0	8
Dec 2013	2	12	1	15
Jan 2014	2	11	1	14
Feb 2014	4	13	3	20
Mar 2014	14	9	1	24
Apr 2014	8	0	8
May 2014	6	7	1	14
Jun 2014	2	14	2	18
Jul 2014	2	16	0	18
Aug 2014	4	9	1	14
Sep 2014	1	13	0	14
Oct 2014	1	12	0	13
Nov 2014	4	7	1	12
Dec 2014	2	9	1	12
Jan 2015	2	7	0	9
Feb 2015	6	1	0	7
Mar 2015	7	2	0	9
Apr 2015	10	2	0	12
May 2015	4	5	0	9
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Jul 2015	17	1	0	18
Aug 2015	4	6	0	10
Sep 2015	1	2	0	3
Oct 2015	12	1	0	13
Nov 2015	8	2	0	10
Dec 2015	2	4	0	6
Jan 2016	8	5	0	13
Feb 2016	4	8	0	12
Mar 2016	9	3	1	13
Apr 2016	7	2	0	9
May 2016	4	2	0	6
Jun 2016	5	2	0	7
Jul 2016	3	1	1	5
Aug 2016	5	1	0	6
Sep 2016	5	3	0	8
Oct 2016	3	1	0	4
Nov 2016	2	0	2
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Jan 2017	2	1	0	3
Feb 2017	4	3	0	7
Mar 2017	5	2	0	7
Apr 2017	8	4	0	12
May 2017	10	2	0	12
Jun 2017	10	1	0	11
Jul 2017	9	3	0	12
Aug 2017	6	6	3	15
Sep 2017	7	2	0	9
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Dec 2017	9	8	2	19
Jan 2018	18	10	7	35
Feb 2018	8	3	0	11
Mar 2018	11	6	4	21
Apr 2018	10	5	3	18
May 2018	10	7	3	20
Jun 2018	15	8	5	28
Jul 2018	16	9	4	29
Aug 2018	25	8	4	37
Sep 2018	13	6	4	23
Oct 2018	18	9	6	33
Nov 2018	11	4	2	17
Dec 2018	8	4	2	14
Jan 2019	5	4	0	9
Feb 2019	13	7	3	23
Mar 2019	9	5	2	16
Apr 2019	5	8	0	13
May 2019	4	5	1	10
Jun 2019	3	5	1	9
Jul 2019	1	4	0	5
Aug 2019	4	4	0	8
Sep 2019	5	3	0	8
Oct 2019	4	7	1	12
Nov 2019	5	1	0	6
Dec 2019	1	1	0	2
Jan 2020	10	7	3	20
Feb 2020	4	5	0	9
Mar 2020	1	2	1	4
Apr 2020	3	3	0	6
May 2020	1	2	0	3
Jun 2020	10	5	0	15
Jul 2020	30	23	19	72
Aug 2020	3	5	4	12
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Oct 2020	9	9	1	19
Nov 2020	3	1	0	4
Dec 2020	2	1	0	3
Jan 2021	15	4	0	19
Feb 2021	5	2	0	7
Mar 2021	1	2	0	3
Apr 2021	3	2	0	5
May 2021	1	1	0	2
Jun 2021	2	2	0	4
Jul 2021	1	1	0	2
Aug 2021	7	1	0	8
Sep 2021	9	5	0	14
Oct 2021	3	20	0	23
Nov 2021	5	15	1	21
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Jan 2022	5	4	0	9
Feb 2022	3	3	1	7
Mar 2022	4	4	0	8
Apr 2022	3	4	0	7
May 2022	5	2	1	8
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Jul 2022	2	0	2
Aug 2022	6	1	0	7
Sep 2022	1	0	1
Oct 2022	4	2	0	6
Nov 2022	4	7	0	11
Dec 2022	4	1	0	5
Jan 2023	4	4	0	8
Feb 2023	4	2	0	6
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Apr 2023	1	25	0	26
May 2023	1	3	0	4
Jun 2023	5	1	1	7
Jul 2023	3	3	0	6
Aug 2023	4	4	2	10
Sep 2023	3	4	0	7
Oct 2023	4	3	0	7
Nov 2023	3	0	3
Dec 2023	1	0	1
Jan 2024	3	2	0	5
Feb 2024	2	2	0	4
Mar 2024	1	2	0	3
Apr 2024	3	2	2	7
May 2024	5	4	1	10
Jun 2024	44	5	2	51
Jul 2024	11	6	1	18
Aug 2024	37	3	3	43
Sep 2024	5	1	1	7
Oct 2024	7	0	7
Nov 2024	2	2	0	4
Dec 2024	0
Jan 2025	5	5	5	15
Feb 2025	18	2	20
Mar 2025	4	2	0	6
Apr 2025	8	1	1	10
May 2025	14	2	2	18
Jun 2025	22	8	3	33

Cumulative views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	4	10	4	18
Mar 2013	1	8	0	9
Apr 2013	1	5	0	6
May 2013	1	10	0	11
Jun 2013	4	9	0	13
Jul 2013	2	12	1	15
Aug 2013	9	6	0	15
Sep 2013	1	9	0	10
Oct 2013	5	10	0	15
Nov 2013	1	7	0	8
Dec 2013	2	12	1	15
Jan 2014	2	11	1	14
Feb 2014	4	13	3	20
Mar 2014	14	9	1	24
Apr 2014	8	0	8
May 2014	6	7	1	14
Jun 2014	2	14	2	18
Jul 2014	2	16	0	18
Aug 2014	4	9	1	14
Sep 2014	1	13	0	14
Oct 2014	1	12	0	13
Nov 2014	4	7	1	12
Dec 2014	2	9	1	12
Jan 2015	2	7	0	9
Feb 2015	6	1	0	7
Mar 2015	7	2	0	9
Apr 2015	10	2	0	12
May 2015	4	5	0	9
Jun 2015	24	9	0	33
Jul 2015	17	1	0	18
Aug 2015	4	6	0	10
Sep 2015	1	2	0	3
Oct 2015	12	1	0	13
Nov 2015	8	2	0	10
Dec 2015	2	4	0	6
Jan 2016	8	5	0	13
Feb 2016	4	8	0	12
Mar 2016	9	3	1	13
Apr 2016	7	2	0	9
May 2016	4	2	0	6
Jun 2016	5	2	0	7
Jul 2016	3	1	1	5
Aug 2016	5	1	0	6
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Oct 2016	3	1	0	4
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Feb 2017	4	3	0	7
Mar 2017	5	2	0	7
Apr 2017	8	4	0	12
May 2017	10	2	0	12
Jun 2017	10	1	0	11
Jul 2017	9	3	0	12
Aug 2017	6	6	3	15
Sep 2017	7	2	0	9
Oct 2017	3	4	2	9
Nov 2017	2	4	0	6
Dec 2017	9	8	2	19
Jan 2018	18	10	7	35
Feb 2018	8	3	0	11
Mar 2018	11	6	4	21
Apr 2018	10	5	3	18
May 2018	10	7	3	20
Jun 2018	15	8	5	28
Jul 2018	16	9	4	29
Aug 2018	25	8	4	37
Sep 2018	13	6	4	23
Oct 2018	18	9	6	33
Nov 2018	11	4	2	17
Dec 2018	8	4	2	14
Jan 2019	5	4	0	9
Feb 2019	13	7	3	23
Mar 2019	9	5	2	16
Apr 2019	5	8	0	13
May 2019	4	5	1	10
Jun 2019	3	5	1	9
Jul 2019	1	4	0	5
Aug 2019	4	4	0	8
Sep 2019	5	3	0	8
Oct 2019	4	7	1	12
Nov 2019	5	1	0	6
Dec 2019	1	1	0	2
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Feb 2020	4	5	0	9
Mar 2020	1	2	1	4
Apr 2020	3	3	0	6
May 2020	1	2	0	3
Jun 2020	10	5	0	15
Jul 2020	30	23	19	72
Aug 2020	3	5	4	12
Sep 2020	8	7	1	16
Oct 2020	9	9	1	19
Nov 2020	3	1	0	4
Dec 2020	2	1	0	3
Jan 2021	15	4	0	19
Feb 2021	5	2	0	7
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Apr 2021	3	2	0	5
May 2021	1	1	0	2
Jun 2021	2	2	0	4
Jul 2021	1	1	0	2
Aug 2021	7	1	0	8
Sep 2021	9	5	0	14
Oct 2021	3	20	0	23
Nov 2021	5	15	1	21
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Feb 2022	3	3	1	7
Mar 2022	4	4	0	8
Apr 2022	3	4	0	7
May 2022	5	2	1	8
Jun 2022	2	0	2
Jul 2022	2	0	2
Aug 2022	6	1	0	7
Sep 2022	1	0	1
Oct 2022	4	2	0	6
Nov 2022	4	7	0	11
Dec 2022	4	1	0	5
Jan 2023	4	4	0	8
Feb 2023	4	2	0	6
Mar 2023	4	1	0	5
Apr 2023	1	25	0	26
May 2023	1	3	0	4
Jun 2023	5	1	1	7
Jul 2023	3	3	0	6
Aug 2023	4	4	2	10
Sep 2023	3	4	0	7
Oct 2023	4	3	0	7
Nov 2023	3	0	3
Dec 2023	1	0	1
Jan 2024	3	2	0	5
Feb 2024	2	2	0	4
Mar 2024	1	2	0	3
Apr 2024	3	2	2	7
May 2024	5	4	1	10
Jun 2024	44	5	2	51
Jul 2024	11	6	1	18
Aug 2024	37	3	3	43
Sep 2024	5	1	1	7
Oct 2024	7	0	7
Nov 2024	2	2	0	4
Dec 2024	0
Jan 2025	5	5	5	15
Feb 2025	18	2	20
Mar 2025	4	2	0	6
Apr 2025	8	1	1	10
May 2025	14	2	2	18
Jun 2025	22	8	3	33

Latest update: 01 Jul 2025