TOPAZ4: an ocean-sea ice data assimilation system for the North Atlantic and Arctic

Sakov, P.; Counillon, F.; Bertino, L.; Lisæter, K. A.; Oke, P. R.; Korablev, A.

doi:10.5194/os-8-633-2012

Articles | Volume 8, issue 4

https://doi.org/10.5194/os-8-633-2012

© Author(s) 2012. This work is distributed under
the Creative Commons Attribution 3.0 License.

Special issue:

The MyOcean project: scientific advances for operational ocean...

https://doi.org/10.5194/os-8-633-2012

© Author(s) 2012. This work is distributed under
the Creative Commons Attribution 3.0 License.

Articles | Volume 8, issue 4

Research article

|

15 Aug 2012

Research article |

| 15 Aug 2012

TOPAZ4: an ocean-sea ice data assimilation system for the North Atlantic and Arctic

P. Sakov, F. Counillon, L. Bertino, K. A. Lisæter, P. R. Oke, and A. Korablev

Viewed

Total article views: 11,518 (including HTML, PDF, and XML)

HTML	PDF	XML	Total	BibTeX	EndNote
6,521	4,654	343	11,518	433	354

HTML: 6,521
PDF: 4,654
XML: 343
Total: 11,518
BibTeX: 433
EndNote: 354

Views and downloads (calculated since 01 Feb 2013, article published on 10 Apr 2012)

Month	HTML	PDF	XML	Total
Feb 2013	47	23	4	74
Mar 2013	49	40	3	92
Apr 2013	52	50	2	104
May 2013	40	35	1	76
Jun 2013	27	56	0	83
Jul 2013	28	41	1	70
Aug 2013	25	17	0	42
Sep 2013	47	78	3	128
Oct 2013	42	73	3	118
Nov 2013	55	68	17	140
Dec 2013	25	66	7	98
Jan 2014	36	47	7	90
Feb 2014	55	30	6	91
Mar 2014	40	30	4	74
Apr 2014	54	46	4	104
May 2014	27	35	0	62
Jun 2014	28	40	1	69
Jul 2014	24	48	2	74
Aug 2014	30	41	2	73
Sep 2014	26	33	2	61
Oct 2014	27	26	1	54
Nov 2014	26	38	2	66
Dec 2014	39	34	2	75
Jan 2015	20	28	0	48
Feb 2015	28	20	1	49
Mar 2015	27	19	0	46
Apr 2015	63	9	3	75
May 2015	34	15	2	51
Jun 2015	47	11	2	60
Jul 2015	48	18	0	66
Aug 2015	34	34	2	70
Sep 2015	20	23	0	43
Oct 2015	37	40	0	77
Nov 2015	38	34	0	72
Dec 2015	31	40	1	72
Jan 2016	34	22	1	57
Feb 2016	43	34	1	78
Mar 2016	34	54	0	88
Apr 2016	19	40	2	61
May 2016	44	26	1	71
Jun 2016	33	16	0	49
Jul 2016	30	17	2	49
Aug 2016	30	13	1	44
Sep 2016	28	9	0	37
Oct 2016	24	7	0	31
Nov 2016	19	14	0	33
Dec 2016	11	7	1	19
Jan 2017	31	9	0	40
Feb 2017	19	2	2	23
Mar 2017	53	26	4	83
Apr 2017	76	20	5	101
May 2017	61	18	3	82
Jun 2017	53	11	4	68
Jul 2017	32	13	3	48
Aug 2017	27	13	1	41
Sep 2017	28	28	3	59
Oct 2017	14	23	1	38
Nov 2017	18	27	0	45
Dec 2017	15	18	0	33
Jan 2018	27	28	2	57
Feb 2018	45	16	8	69
Mar 2018	22	23	1	46
Apr 2018	26	24	0	50
May 2018	21	23	1	45
Jun 2018	21	28	0	49
Jul 2018	26	29	0	55
Aug 2018	31	31	1	63
Sep 2018	23	22	1	46
Oct 2018	25	30	4	59
Nov 2018	36	29	0	65
Dec 2018	17	22	0	39
Jan 2019	16	21	0	37
Feb 2019	27	13	0	40
Mar 2019	18	25	2	45
Apr 2019	15	27	0	42
May 2019	22	20	0	42
Jun 2019	18	21	0	39
Jul 2019	15	27	0	42
Aug 2019	18	35	0	53
Sep 2019	11	30	0	41
Oct 2019	20	36	1	57
Nov 2019	21	26	0	47
Dec 2019	25	19	0	44
Jan 2020	27	20	3	50
Feb 2020	24	22	1	47
Mar 2020	15	16	1	32
Apr 2020	13	13	0	26
May 2020	25	20	1	46
Jun 2020	22	30	1	53
Jul 2020	68	66	43	177
Aug 2020	19	23	5	47
Sep 2020	20	17	0	37
Oct 2020	22	25	2	49
Nov 2020	19	13	0	32
Dec 2020	19	17	0	36
Jan 2021	42	27	0	69
Feb 2021	32	19	0	51
Mar 2021	20	14	0	34
Apr 2021	22	19	0	41
May 2021	16	20	1	37
Jun 2021	12	15	0	27
Jul 2021	11	18	0	29
Aug 2021	15	17	0	32
Sep 2021	28	16	1	45
Oct 2021	27	74	0	101
Nov 2021	38	69	0	107
Dec 2021	35	45	1	81
Jan 2022	50	36	0	86
Feb 2022	22	26	2	50
Mar 2022	35	33	0	68
Apr 2022	25	31	2	58
May 2022	49	22	0	71
Jun 2022	43	21	0	64
Jul 2022	29	11	0	40
Aug 2022	41	23	0	64
Sep 2022	50	24	1	75
Oct 2022	33	25	4	62
Nov 2022	46	33	1	80
Dec 2022	74	37	2	113
Jan 2023	55	27	3	85
Feb 2023	57	27	2	86
Mar 2023	76	52	7	135
Apr 2023	27	39	1	67
May 2023	38	28	0	66
Jun 2023	42	22	1	65
Jul 2023	33	23	1	57
Aug 2023	52	19	2	73
Sep 2023	158	28	7	193
Oct 2023	237	18	0	255
Nov 2023	218	16	5	239
Dec 2023	47	26	1	74
Jan 2024	55	41	4	100
Feb 2024	40	30	5	75
Mar 2024	44	36	6	86
Apr 2024	65	45	16	126
May 2024	48	30	3	81
Jun 2024	58	26	1	85
Jul 2024	58	32	4	94
Aug 2024	73	32	4	109
Sep 2024	49	43	2	94
Oct 2024	50	44	1	95
Nov 2024	48	25	1	74
Dec 2024	73	41	2	116
Jan 2025	69	38	4	111
Feb 2025	71	32	3	106
Mar 2025	44	23	3	70
Apr 2025	67	27	0	94
May 2025	55	13	1	69
Jun 2025	67	45	0	112
Jul 2025	58	37	4	99
Aug 2025	69	45	3	117
Sep 2025	104	32	2	138
Oct 2025	82	46	4	132
Nov 2025	84	37	4	125
Dec 2025	92	74	6	172
Jan 2026	129	72	8	209
Feb 2026	104	47	8	159
Mar 2026	39	21	1	61

Cumulative views and downloads (calculated since 01 Feb 2013, article published on 10 Apr 2012)

Month	HTML	PDF	XML	Total
Feb 2013	47	23	4	74
Mar 2013	49	40	3	92
Apr 2013	52	50	2	104
May 2013	40	35	1	76
Jun 2013	27	56	0	83
Jul 2013	28	41	1	70
Aug 2013	25	17	0	42
Sep 2013	47	78	3	128
Oct 2013	42	73	3	118
Nov 2013	55	68	17	140
Dec 2013	25	66	7	98
Jan 2014	36	47	7	90
Feb 2014	55	30	6	91
Mar 2014	40	30	4	74
Apr 2014	54	46	4	104
May 2014	27	35	0	62
Jun 2014	28	40	1	69
Jul 2014	24	48	2	74
Aug 2014	30	41	2	73
Sep 2014	26	33	2	61
Oct 2014	27	26	1	54
Nov 2014	26	38	2	66
Dec 2014	39	34	2	75
Jan 2015	20	28	0	48
Feb 2015	28	20	1	49
Mar 2015	27	19	0	46
Apr 2015	63	9	3	75
May 2015	34	15	2	51
Jun 2015	47	11	2	60
Jul 2015	48	18	0	66
Aug 2015	34	34	2	70
Sep 2015	20	23	0	43
Oct 2015	37	40	0	77
Nov 2015	38	34	0	72
Dec 2015	31	40	1	72
Jan 2016	34	22	1	57
Feb 2016	43	34	1	78
Mar 2016	34	54	0	88
Apr 2016	19	40	2	61
May 2016	44	26	1	71
Jun 2016	33	16	0	49
Jul 2016	30	17	2	49
Aug 2016	30	13	1	44
Sep 2016	28	9	0	37
Oct 2016	24	7	0	31
Nov 2016	19	14	0	33
Dec 2016	11	7	1	19
Jan 2017	31	9	0	40
Feb 2017	19	2	2	23
Mar 2017	53	26	4	83
Apr 2017	76	20	5	101
May 2017	61	18	3	82
Jun 2017	53	11	4	68
Jul 2017	32	13	3	48
Aug 2017	27	13	1	41
Sep 2017	28	28	3	59
Oct 2017	14	23	1	38
Nov 2017	18	27	0	45
Dec 2017	15	18	0	33
Jan 2018	27	28	2	57
Feb 2018	45	16	8	69
Mar 2018	22	23	1	46
Apr 2018	26	24	0	50
May 2018	21	23	1	45
Jun 2018	21	28	0	49
Jul 2018	26	29	0	55
Aug 2018	31	31	1	63
Sep 2018	23	22	1	46
Oct 2018	25	30	4	59
Nov 2018	36	29	0	65
Dec 2018	17	22	0	39
Jan 2019	16	21	0	37
Feb 2019	27	13	0	40
Mar 2019	18	25	2	45
Apr 2019	15	27	0	42
May 2019	22	20	0	42
Jun 2019	18	21	0	39
Jul 2019	15	27	0	42
Aug 2019	18	35	0	53
Sep 2019	11	30	0	41
Oct 2019	20	36	1	57
Nov 2019	21	26	0	47
Dec 2019	25	19	0	44
Jan 2020	27	20	3	50
Feb 2020	24	22	1	47
Mar 2020	15	16	1	32
Apr 2020	13	13	0	26
May 2020	25	20	1	46
Jun 2020	22	30	1	53
Jul 2020	68	66	43	177
Aug 2020	19	23	5	47
Sep 2020	20	17	0	37
Oct 2020	22	25	2	49
Nov 2020	19	13	0	32
Dec 2020	19	17	0	36
Jan 2021	42	27	0	69
Feb 2021	32	19	0	51
Mar 2021	20	14	0	34
Apr 2021	22	19	0	41
May 2021	16	20	1	37
Jun 2021	12	15	0	27
Jul 2021	11	18	0	29
Aug 2021	15	17	0	32
Sep 2021	28	16	1	45
Oct 2021	27	74	0	101
Nov 2021	38	69	0	107
Dec 2021	35	45	1	81
Jan 2022	50	36	0	86
Feb 2022	22	26	2	50
Mar 2022	35	33	0	68
Apr 2022	25	31	2	58
May 2022	49	22	0	71
Jun 2022	43	21	0	64
Jul 2022	29	11	0	40
Aug 2022	41	23	0	64
Sep 2022	50	24	1	75
Oct 2022	33	25	4	62
Nov 2022	46	33	1	80
Dec 2022	74	37	2	113
Jan 2023	55	27	3	85
Feb 2023	57	27	2	86
Mar 2023	76	52	7	135
Apr 2023	27	39	1	67
May 2023	38	28	0	66
Jun 2023	42	22	1	65
Jul 2023	33	23	1	57
Aug 2023	52	19	2	73
Sep 2023	158	28	7	193
Oct 2023	237	18	0	255
Nov 2023	218	16	5	239
Dec 2023	47	26	1	74
Jan 2024	55	41	4	100
Feb 2024	40	30	5	75
Mar 2024	44	36	6	86
Apr 2024	65	45	16	126
May 2024	48	30	3	81
Jun 2024	58	26	1	85
Jul 2024	58	32	4	94
Aug 2024	73	32	4	109
Sep 2024	49	43	2	94
Oct 2024	50	44	1	95
Nov 2024	48	25	1	74
Dec 2024	73	41	2	116
Jan 2025	69	38	4	111
Feb 2025	71	32	3	106
Mar 2025	44	23	3	70
Apr 2025	67	27	0	94
May 2025	55	13	1	69
Jun 2025	67	45	0	112
Jul 2025	58	37	4	99
Aug 2025	69	45	3	117
Sep 2025	104	32	2	138
Oct 2025	82	46	4	132
Nov 2025	84	37	4	125
Dec 2025	92	74	6	172
Jan 2026	129	72	8	209
Feb 2026	104	47	8	159
Mar 2026	39	21	1	61

Latest update: 13 Mar 2026