Seasonal variability of the subpolar gyres in the Southern Ocean: a  numerical investigation based on transfer operators

Dellnitz, M.; Froyland, G.; Horenkamp, C.; Padberg-Gehle, K.; Sen Gupta, A.

doi:10.5194/npg-16-655-2009

Articles | Volume 16, issue 6

https://doi.org/10.5194/npg-16-655-2009

© Author(s) 2009. This work is distributed under
the Creative Commons Attribution 3.0 License.

Special issue:

Nonlinear processes in oceanic and atmospheric flows

https://doi.org/10.5194/npg-16-655-2009

© Author(s) 2009. This work is distributed under
the Creative Commons Attribution 3.0 License.

Articles | Volume 16, issue 6

08 Dec 2009

| 08 Dec 2009

Seasonal variability of the subpolar gyres in the Southern Ocean: a numerical investigation based on transfer operators

M. Dellnitz, G. Froyland, C. Horenkamp, K. Padberg-Gehle, and A. Sen Gupta

Viewed

Total article views: 3,700 (including HTML, PDF, and XML)

HTML	PDF	XML	Total	BibTeX	EndNote
1,816	1,626	258	3,700	238	269

HTML: 1,816
PDF: 1,626
XML: 258
Total: 3,700
BibTeX: 238
EndNote: 269

Views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	3	6	1	10
Mar 2013	1	8	0	9
Apr 2013	1	5	0	6
May 2013	7	17	1	25
Jun 2013	6	7	1	14
Jul 2013	3	16	1	20
Aug 2013	13	8	0	21
Sep 2013	5	10	0	15
Oct 2013	6	12	1	19
Nov 2013	3	9	1	13
Dec 2013	7	8	1	16
Jan 2014	9	16	2	27
Feb 2014	6	13	2	21
Mar 2014	12	9	2	23
Apr 2014	2	8	0	10
May 2014	6	8	2	16
Jun 2014	3	11	2	16
Jul 2014	4	18	2	24
Aug 2014	6	9	2	17
Sep 2014	4	11	0	15
Oct 2014	10	13	0	23
Nov 2014	12	15	2	29
Dec 2014	9	19	2	30
Jan 2015	7	9	0	16
Feb 2015	8	3	1	12
Mar 2015	9	8	0	17
Apr 2015	13	31	0	44
May 2015	8	27	0	35
Jun 2015	29	33	1	63
Jul 2015	14	37	0	51
Aug 2015	7	40	0	47
Sep 2015	2	17	1	20
Oct 2015	14	4	1	19
Nov 2015	10	6	0	16
Dec 2015	3	2	0	5
Jan 2016	15	11	1	27
Feb 2016	8	13	0	21
Mar 2016	10	4	1	15
Apr 2016	8	2	0	10
May 2016	12	5	0	17
Jun 2016	7	5	1	13
Jul 2016	7	2	1	10
Aug 2016	7	3	1	11
Sep 2016	10	5	0	15
Oct 2016	6	2	0	8
Nov 2016	5	4	0	9
Dec 2016	5	1	2	8
Jan 2017	5	5	0	10
Feb 2017	4	0	4
Mar 2017	13	6	0	19
Apr 2017	13	2	0	15
May 2017	15	3	0	18
Jun 2017	15	0	15
Jul 2017	12	6	2	20
Aug 2017	4	7	2	13
Sep 2017	6	2	2	10
Oct 2017	9	7	4	20
Nov 2017	5	5	1	11
Dec 2017	34	9	4	47
Jan 2018	28	15	11	54
Feb 2018	25	12	2	39
Mar 2018	26	10	3	39
Apr 2018	18	6	2	26
May 2018	11	7	3	21
Jun 2018	16	10	6	32
Jul 2018	16	9	6	31
Aug 2018	17	8	5	30
Sep 2018	13	5	2	20
Oct 2018	19	19	9	47
Nov 2018	11	7	7	25
Dec 2018	10	6	2	18
Jan 2019	9	17	4	30
Feb 2019	9	18	5	32
Mar 2019	12	18	2	32
Apr 2019	13	15	4	32
May 2019	11	19	3	33
Jun 2019	6	20	0	26
Jul 2019	3	11	1	15
Aug 2019	6	15	1	22
Sep 2019	12	18	0	30
Oct 2019	8	18	2	28
Nov 2019	8	12	1	21
Dec 2019	2	21	0	23
Jan 2020	6	18	3	27
Feb 2020	3	14	1	18
Mar 2020	13	25	2	40
Apr 2020	5	10	0	15
May 2020	4	13	4	21
Jun 2020	13	15	0	28
Jul 2020	28	22	11	61
Aug 2020	8	11	4	23
Sep 2020	15	14	3	32
Oct 2020	10	19	0	29
Nov 2020	5	12	1	18
Dec 2020	8	19	0	27
Jan 2021	21	19	1	41
Feb 2021	9	15	0	24
Mar 2021	9	16	3	28
Apr 2021	9	12	0	21
May 2021	5	18	5	28
Jun 2021	3	3	0	6
Jul 2021	2	9	1	12
Aug 2021	6	7	0	13
Sep 2021	12	11	0	23
Oct 2021	6	27	0	33
Nov 2021	7	10	1	18
Dec 2021	10	15	3	28
Jan 2022	14	11	1	26
Feb 2022	8	7	2	17
Mar 2022	10	9	0	19
Apr 2022	4	6	1	11
May 2022	4	13	0	17
Jun 2022	2	6	0	8
Jul 2022	7	6	1	14
Aug 2022	9	8	2	19
Sep 2022	3	8	0	11
Oct 2022	6	7	0	13
Nov 2022	14	14	1	29
Dec 2022	15	9	0	24
Jan 2023	18	9	1	28
Feb 2023	13	2	0	15
Mar 2023	13	4	1	18
Apr 2023	9	10	0	19
May 2023	5	9	1	15
Jun 2023	7	4	0	11
Jul 2023	10	8	0	18
Aug 2023	5	5	1	11
Sep 2023	8	4	0	12
Oct 2023	14	9	2	25
Nov 2023	3	0	3
Dec 2023	12	0	12
Jan 2024	8	3	0	11
Feb 2024	7	2	0	9
Mar 2024	10	3	0	13
Apr 2024	14	2	4	20
May 2024	15	4	4	23
Jun 2024	48	8	2	58
Jul 2024	20	4	6	30
Aug 2024	49	3	7	59
Sep 2024	8	3	4	15
Oct 2024	15	5	1	21
Nov 2024	12	2	2	16
Dec 2024	8	3	2	13
Jan 2025	8	6	2	16
Feb 2025	22	4	0	26
Mar 2025	21	5	0	26
Apr 2025	28	5	2	35
May 2025	23	8	2	33
Jun 2025	23	17	0	40
Jul 2025	17	13	1	31
Aug 2025	21	18	4	43
Sep 2025	22	11	3	36
Oct 2025	22	13	2	37
Nov 2025	35	9	3	47
Dec 2025	46	11	1	58
Jan 2026	28	18	6	52
Feb 2026	24	14	4	42
Mar 2026	16	8	5	29
Apr 2026	10	4	2	16

Cumulative views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	3	6	1	10
Mar 2013	1	8	0	9
Apr 2013	1	5	0	6
May 2013	7	17	1	25
Jun 2013	6	7	1	14
Jul 2013	3	16	1	20
Aug 2013	13	8	0	21
Sep 2013	5	10	0	15
Oct 2013	6	12	1	19
Nov 2013	3	9	1	13
Dec 2013	7	8	1	16
Jan 2014	9	16	2	27
Feb 2014	6	13	2	21
Mar 2014	12	9	2	23
Apr 2014	2	8	0	10
May 2014	6	8	2	16
Jun 2014	3	11	2	16
Jul 2014	4	18	2	24
Aug 2014	6	9	2	17
Sep 2014	4	11	0	15
Oct 2014	10	13	0	23
Nov 2014	12	15	2	29
Dec 2014	9	19	2	30
Jan 2015	7	9	0	16
Feb 2015	8	3	1	12
Mar 2015	9	8	0	17
Apr 2015	13	31	0	44
May 2015	8	27	0	35
Jun 2015	29	33	1	63
Jul 2015	14	37	0	51
Aug 2015	7	40	0	47
Sep 2015	2	17	1	20
Oct 2015	14	4	1	19
Nov 2015	10	6	0	16
Dec 2015	3	2	0	5
Jan 2016	15	11	1	27
Feb 2016	8	13	0	21
Mar 2016	10	4	1	15
Apr 2016	8	2	0	10
May 2016	12	5	0	17
Jun 2016	7	5	1	13
Jul 2016	7	2	1	10
Aug 2016	7	3	1	11
Sep 2016	10	5	0	15
Oct 2016	6	2	0	8
Nov 2016	5	4	0	9
Dec 2016	5	1	2	8
Jan 2017	5	5	0	10
Feb 2017	4	0	4
Mar 2017	13	6	0	19
Apr 2017	13	2	0	15
May 2017	15	3	0	18
Jun 2017	15	0	15
Jul 2017	12	6	2	20
Aug 2017	4	7	2	13
Sep 2017	6	2	2	10
Oct 2017	9	7	4	20
Nov 2017	5	5	1	11
Dec 2017	34	9	4	47
Jan 2018	28	15	11	54
Feb 2018	25	12	2	39
Mar 2018	26	10	3	39
Apr 2018	18	6	2	26
May 2018	11	7	3	21
Jun 2018	16	10	6	32
Jul 2018	16	9	6	31
Aug 2018	17	8	5	30
Sep 2018	13	5	2	20
Oct 2018	19	19	9	47
Nov 2018	11	7	7	25
Dec 2018	10	6	2	18
Jan 2019	9	17	4	30
Feb 2019	9	18	5	32
Mar 2019	12	18	2	32
Apr 2019	13	15	4	32
May 2019	11	19	3	33
Jun 2019	6	20	0	26
Jul 2019	3	11	1	15
Aug 2019	6	15	1	22
Sep 2019	12	18	0	30
Oct 2019	8	18	2	28
Nov 2019	8	12	1	21
Dec 2019	2	21	0	23
Jan 2020	6	18	3	27
Feb 2020	3	14	1	18
Mar 2020	13	25	2	40
Apr 2020	5	10	0	15
May 2020	4	13	4	21
Jun 2020	13	15	0	28
Jul 2020	28	22	11	61
Aug 2020	8	11	4	23
Sep 2020	15	14	3	32
Oct 2020	10	19	0	29
Nov 2020	5	12	1	18
Dec 2020	8	19	0	27
Jan 2021	21	19	1	41
Feb 2021	9	15	0	24
Mar 2021	9	16	3	28
Apr 2021	9	12	0	21
May 2021	5	18	5	28
Jun 2021	3	3	0	6
Jul 2021	2	9	1	12
Aug 2021	6	7	0	13
Sep 2021	12	11	0	23
Oct 2021	6	27	0	33
Nov 2021	7	10	1	18
Dec 2021	10	15	3	28
Jan 2022	14	11	1	26
Feb 2022	8	7	2	17
Mar 2022	10	9	0	19
Apr 2022	4	6	1	11
May 2022	4	13	0	17
Jun 2022	2	6	0	8
Jul 2022	7	6	1	14
Aug 2022	9	8	2	19
Sep 2022	3	8	0	11
Oct 2022	6	7	0	13
Nov 2022	14	14	1	29
Dec 2022	15	9	0	24
Jan 2023	18	9	1	28
Feb 2023	13	2	0	15
Mar 2023	13	4	1	18
Apr 2023	9	10	0	19
May 2023	5	9	1	15
Jun 2023	7	4	0	11
Jul 2023	10	8	0	18
Aug 2023	5	5	1	11
Sep 2023	8	4	0	12
Oct 2023	14	9	2	25
Nov 2023	3	0	3
Dec 2023	12	0	12
Jan 2024	8	3	0	11
Feb 2024	7	2	0	9
Mar 2024	10	3	0	13
Apr 2024	14	2	4	20
May 2024	15	4	4	23
Jun 2024	48	8	2	58
Jul 2024	20	4	6	30
Aug 2024	49	3	7	59
Sep 2024	8	3	4	15
Oct 2024	15	5	1	21
Nov 2024	12	2	2	16
Dec 2024	8	3	2	13
Jan 2025	8	6	2	16
Feb 2025	22	4	0	26
Mar 2025	21	5	0	26
Apr 2025	28	5	2	35
May 2025	23	8	2	33
Jun 2025	23	17	0	40
Jul 2025	17	13	1	31
Aug 2025	21	18	4	43
Sep 2025	22	11	3	36
Oct 2025	22	13	2	37
Nov 2025	35	9	3	47
Dec 2025	46	11	1	58
Jan 2026	28	18	6	52
Feb 2026	24	14	4	42
Mar 2026	16	8	5	29
Apr 2026	10	4	2	16

Latest update: 10 Apr 2026