The correlation between solar and geomagnetic activity – Part 2: Long-term trends

Du, Z. L.

doi:10.5194/angeo-29-1341-2011

Articles | Volume 29, issue 8

https://doi.org/10.5194/angeo-29-1341-2011

© Author(s) 2011. This work is distributed under
the Creative Commons Attribution 3.0 License.

https://doi.org/10.5194/angeo-29-1341-2011

© Author(s) 2011. This work is distributed under
the Creative Commons Attribution 3.0 License.

Articles | Volume 29, issue 8

05 Aug 2011

| 05 Aug 2011

The correlation between solar and geomagnetic activity – Part 2: Long-term trends

Z. L. Du

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Total article views: 1,924 (including HTML, PDF, and XML)

HTML	PDF	XML	Total	BibTeX	EndNote
977	854	93	1,924	111	145

HTML: 977
PDF: 854
XML: 93
Total: 1,924
BibTeX: 111
EndNote: 145

Views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	1	16	3	20
Mar 2013	4	8	0	12
Apr 2013	3	10	1	14
May 2013	1	9	0	10
Jun 2013	5	10	0	15
Jul 2013	3	10	0	13
Aug 2013	9	10	0	19
Sep 2013	1	11	0	12
Oct 2013	4	9	0	13
Nov 2013	7	0	7
Dec 2013	2	9	1	12
Jan 2014	2	6	2	10
Feb 2014	4	10	2	16
Mar 2014	12	14	4	30
Apr 2014	3	8	1	12
May 2014	2	7	0	9
Jun 2014	1	9	1	11
Jul 2014	1	11	0	12
Aug 2014	3	12	1	16
Sep 2014	3	13	1	17
Oct 2014	9	0	9
Nov 2014	2	12	0	14
Dec 2014	12	0	12
Jan 2015	1	5	0	6
Feb 2015	5	5	1	11
Mar 2015	5	4	0	9
Apr 2015	8	2	0	10
May 2015	6	4	0	10
Jun 2015	22	4	1	27
Jul 2015	14	3	0	17
Aug 2015	7	5	0	12
Sep 2015	2	9	0	11
Oct 2015	10	6	0	16
Nov 2015	13	5	0	18
Dec 2015	2	2	0	4
Jan 2016	12	7	0	19
Feb 2016	6	4	0	10
Mar 2016	12	7	0	19
Apr 2016	5	6	0	11
May 2016	4	3	0	7
Jun 2016	7	1	0	8
Jul 2016	4	3	1	8
Aug 2016	5	6	0	11
Sep 2016	5	1	0	6
Oct 2016	5	3	0	8
Nov 2016	4	1	0	5
Dec 2016	5	1	0	6
Jan 2017	5	1	0	6
Feb 2017	2	0	2
Mar 2017	9	2	0	11
Apr 2017	9	3	0	12
May 2017	8	2	0	10
Jun 2017	6	2	0	8
Jul 2017	7	2	0	9
Aug 2017	2	3	0	5
Sep 2017	2	3	0	5
Oct 2017	2	0	2
Nov 2017	4	5	1	10
Dec 2017	4	7	0	11
Jan 2018	4	9	0	13
Feb 2018	6	2	0	8
Mar 2018	5	6	0	11
Apr 2018	4	6	0	10
May 2018	5	5	0	10
Jun 2018	5	3	0	8
Jul 2018	6	8	0	14
Aug 2018	5	8	0	13
Sep 2018	1	5	0	6
Oct 2018	7	6	2	15
Nov 2018	3	7	0	10
Dec 2018	4	6	0	10
Jan 2019	2	5	0	7
Feb 2019	2	5	0	7
Mar 2019	4	6	0	10
Apr 2019	3	7	0	10
May 2019	5	6	0	11
Jun 2019	3	8	0	11
Jul 2019	1	3	0	4
Aug 2019	1	4	0	5
Sep 2019	2	0	2
Oct 2019	1	6	1	8
Nov 2019	1	3	0	4
Dec 2019	3	0	3
Jan 2020	9	4	2	15
Feb 2020	6	4	0	10
Mar 2020	5	0	5
Apr 2020	2	2	0	4
May 2020	2	2	1	5
Jun 2020	6	1	0	7
Jul 2020	15	7	2	24
Aug 2020	6	6	5	17
Sep 2020	3	2	0	5
Oct 2020	2	6	0	8
Nov 2020	7	14	0	21
Dec 2020	9	6	0	15
Jan 2021	16	9	0	25
Feb 2021	8	4	0	12
Mar 2021	9	8	0	17
Apr 2021	3	12	0	15
May 2021	5	5	0	10
Jun 2021	2	5	0	7
Jul 2021	5	5	0	10
Aug 2021	4	4	0	8
Sep 2021	10	5	0	15
Oct 2021	4	15	0	19
Nov 2021	6	13	0	19
Dec 2021	7	6	0	13
Jan 2022	8	3	0	11
Feb 2022	3	7	1	11
Mar 2022	3	2	1	6
Apr 2022	4	3	0	7
May 2022	5	4	2	11
Jun 2022	7	7	0	14
Jul 2022	3	1	0	4
Aug 2022	5	3	0	8
Sep 2022	2	2	0	4
Oct 2022	8	2	0	10
Nov 2022	8	8	0	16
Dec 2022	5	2	0	7
Jan 2023	11	8	1	20
Feb 2023	15	2	0	17
Mar 2023	7	4	0	11
Apr 2023	1	2	0	3
May 2023	9	5	3	17
Jun 2023	5	3	0	8
Jul 2023	4	0	4
Aug 2023	4	1	1	6
Sep 2023	8	5	1	14
Oct 2023	8	4	2	14
Nov 2023	0
Dec 2023	8	2	1	11
Jan 2024	2	2	0	4
Feb 2024	2	0	2
Mar 2024	1	3	0	4
Apr 2024	13	5	6	24
May 2024	9	7	4	20
Jun 2024	3	2	2	7
Jul 2024	9	8	5	22
Aug 2024	6	1	2	9
Sep 2024	5	1	0	6
Oct 2024	9	3	0	12
Nov 2024	7	1	1	9
Dec 2024	2	1	0	3
Jan 2025	5	6	2	13
Feb 2025	17	3	1	21
Mar 2025	11	11	1	23
Apr 2025	9	5	1	15
May 2025	11	5	0	16
Jun 2025	38	8	1	47
Jul 2025	11	10	1	22
Aug 2025	8	4	1	13
Sep 2025	9	6	1	16
Oct 2025	17	13	2	32
Nov 2025	23	15	2	40
Dec 2025	31	8	2	41
Jan 2026	38	10	9	57
Feb 2026	18	1	2	21

Cumulative views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	1	16	3	20
Mar 2013	4	8	0	12
Apr 2013	3	10	1	14
May 2013	1	9	0	10
Jun 2013	5	10	0	15
Jul 2013	3	10	0	13
Aug 2013	9	10	0	19
Sep 2013	1	11	0	12
Oct 2013	4	9	0	13
Nov 2013	7	0	7
Dec 2013	2	9	1	12
Jan 2014	2	6	2	10
Feb 2014	4	10	2	16
Mar 2014	12	14	4	30
Apr 2014	3	8	1	12
May 2014	2	7	0	9
Jun 2014	1	9	1	11
Jul 2014	1	11	0	12
Aug 2014	3	12	1	16
Sep 2014	3	13	1	17
Oct 2014	9	0	9
Nov 2014	2	12	0	14
Dec 2014	12	0	12
Jan 2015	1	5	0	6
Feb 2015	5	5	1	11
Mar 2015	5	4	0	9
Apr 2015	8	2	0	10
May 2015	6	4	0	10
Jun 2015	22	4	1	27
Jul 2015	14	3	0	17
Aug 2015	7	5	0	12
Sep 2015	2	9	0	11
Oct 2015	10	6	0	16
Nov 2015	13	5	0	18
Dec 2015	2	2	0	4
Jan 2016	12	7	0	19
Feb 2016	6	4	0	10
Mar 2016	12	7	0	19
Apr 2016	5	6	0	11
May 2016	4	3	0	7
Jun 2016	7	1	0	8
Jul 2016	4	3	1	8
Aug 2016	5	6	0	11
Sep 2016	5	1	0	6
Oct 2016	5	3	0	8
Nov 2016	4	1	0	5
Dec 2016	5	1	0	6
Jan 2017	5	1	0	6
Feb 2017	2	0	2
Mar 2017	9	2	0	11
Apr 2017	9	3	0	12
May 2017	8	2	0	10
Jun 2017	6	2	0	8
Jul 2017	7	2	0	9
Aug 2017	2	3	0	5
Sep 2017	2	3	0	5
Oct 2017	2	0	2
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Jan 2018	4	9	0	13
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Apr 2018	4	6	0	10
May 2018	5	5	0	10
Jun 2018	5	3	0	8
Jul 2018	6	8	0	14
Aug 2018	5	8	0	13
Sep 2018	1	5	0	6
Oct 2018	7	6	2	15
Nov 2018	3	7	0	10
Dec 2018	4	6	0	10
Jan 2019	2	5	0	7
Feb 2019	2	5	0	7
Mar 2019	4	6	0	10
Apr 2019	3	7	0	10
May 2019	5	6	0	11
Jun 2019	3	8	0	11
Jul 2019	1	3	0	4
Aug 2019	1	4	0	5
Sep 2019	2	0	2
Oct 2019	1	6	1	8
Nov 2019	1	3	0	4
Dec 2019	3	0	3
Jan 2020	9	4	2	15
Feb 2020	6	4	0	10
Mar 2020	5	0	5
Apr 2020	2	2	0	4
May 2020	2	2	1	5
Jun 2020	6	1	0	7
Jul 2020	15	7	2	24
Aug 2020	6	6	5	17
Sep 2020	3	2	0	5
Oct 2020	2	6	0	8
Nov 2020	7	14	0	21
Dec 2020	9	6	0	15
Jan 2021	16	9	0	25
Feb 2021	8	4	0	12
Mar 2021	9	8	0	17
Apr 2021	3	12	0	15
May 2021	5	5	0	10
Jun 2021	2	5	0	7
Jul 2021	5	5	0	10
Aug 2021	4	4	0	8
Sep 2021	10	5	0	15
Oct 2021	4	15	0	19
Nov 2021	6	13	0	19
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Jan 2022	8	3	0	11
Feb 2022	3	7	1	11
Mar 2022	3	2	1	6
Apr 2022	4	3	0	7
May 2022	5	4	2	11
Jun 2022	7	7	0	14
Jul 2022	3	1	0	4
Aug 2022	5	3	0	8
Sep 2022	2	2	0	4
Oct 2022	8	2	0	10
Nov 2022	8	8	0	16
Dec 2022	5	2	0	7
Jan 2023	11	8	1	20
Feb 2023	15	2	0	17
Mar 2023	7	4	0	11
Apr 2023	1	2	0	3
May 2023	9	5	3	17
Jun 2023	5	3	0	8
Jul 2023	4	0	4
Aug 2023	4	1	1	6
Sep 2023	8	5	1	14
Oct 2023	8	4	2	14
Nov 2023	0
Dec 2023	8	2	1	11
Jan 2024	2	2	0	4
Feb 2024	2	0	2
Mar 2024	1	3	0	4
Apr 2024	13	5	6	24
May 2024	9	7	4	20
Jun 2024	3	2	2	7
Jul 2024	9	8	5	22
Aug 2024	6	1	2	9
Sep 2024	5	1	0	6
Oct 2024	9	3	0	12
Nov 2024	7	1	1	9
Dec 2024	2	1	0	3
Jan 2025	5	6	2	13
Feb 2025	17	3	1	21
Mar 2025	11	11	1	23
Apr 2025	9	5	1	15
May 2025	11	5	0	16
Jun 2025	38	8	1	47
Jul 2025	11	10	1	22
Aug 2025	8	4	1	13
Sep 2025	9	6	1	16
Oct 2025	17	13	2	32
Nov 2025	23	15	2	40
Dec 2025	31	8	2	41
Jan 2026	38	10	9	57
Feb 2026	18	1	2	21

Latest update: 12 Feb 2026