On the periodic variations of geomagnetic activity indices Ap and ap

Schreiber, H.

doi:10.1007/s00585-998-0510-2

Articles | Volume 16, issue 5

https://doi.org/10.1007/s00585-998-0510-2

Articles | Volume 16, issue 5

31 May 1998

On the periodic variations of geomagnetic activity indices Ap and ap

H. Schreiber

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Total article views: 1,843 (including HTML, PDF, and XML)

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EndNote: 145

Views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	3	0	3
Mar 2013	5	0	5
Apr 2013	1	10	0	11
May 2013	1	10	0	11
Jun 2013	3	7	0	10
Jul 2013	2	7	0	9
Aug 2013	7	4	0	11
Sep 2013	1	4	0	5
Oct 2013	3	7	0	10
Nov 2013	7	0	7
Dec 2013	2	5	0	7
Jan 2014	9	0	9
Feb 2014	2	11	0	13
Mar 2014	9	10	0	19
Apr 2014	4	0	4
May 2014	1	5	0	6
Jun 2014	5	0	5
Jul 2014	2	10	0	12
Aug 2014	1	8	0	9
Sep 2014	1	5	0	6
Oct 2014	2	7	0	9
Nov 2014	3	7	0	10
Dec 2014	7	0	7
Jan 2015	1	4	0	5
Feb 2015	1	1	1	3
Mar 2015	1	0	1
Apr 2015	4	1	0	5
May 2015	7	2	0	9
Jun 2015	24	2	0	26
Jul 2015	15	2	0	17
Aug 2015	4	5	0	9
Sep 2015	2	1	0	3
Oct 2015	8	3	0	11
Nov 2015	10	2	1	13
Dec 2015	2	1	0	3
Jan 2016	11	5	0	16
Feb 2016	7	4	0	11
Mar 2016	7	2	0	9
Apr 2016	6	3	0	9
May 2016	7	5	0	12
Jun 2016	4	2	0	6
Jul 2016	4	1	0	5
Aug 2016	3	2	0	5
Sep 2016	7	1	0	8
Oct 2016	4	2	0	6
Nov 2016	2	0	2
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Jan 2017	2	1	0	3
Feb 2017	3	0	3
Mar 2017	5	1	0	6
Apr 2017	5	1	0	6
May 2017	9	2	0	11
Jun 2017	8	0	8
Jul 2017	10	2	0	12
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Feb 2018	1	5	0	6
Mar 2018	4	1	0	5
Apr 2018	2	3	0	5
May 2018	5	3	0	8
Jun 2018	2	3	0	5
Jul 2018	5	3	0	8
Aug 2018	5	6	0	11
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Oct 2018	2	5	0	7
Nov 2018	6	4	0	10
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Jan 2019	5	6	0	11
Feb 2019	9	5	0	14
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Apr 2019	3	4	0	7
May 2019	5	5	0	10
Jun 2019	3	8	0	11
Jul 2019	2	5	0	7
Aug 2019	3	4	0	7
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Jan 2020	8	4	1	13
Feb 2020	5	2	0	7
Mar 2020	1	6	0	7
Apr 2020	1	7	0	8
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Jul 2020	13	10	8	31
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Sep 2020	4	3	0	7
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Oct 2021	5	30	0	35
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Jan 2022	9	7	0	16
Feb 2022	4	3	1	8
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Apr 2022	5	3	0	8
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Jun 2022	5	5	1	11
Jul 2022	3	1	0	4
Aug 2022	8	4	0	12
Sep 2022	4	4	0	8
Oct 2022	6	5	2	13
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Jan 2023	11	10	1	22
Feb 2023	8	1	2	11
Mar 2023	9	1	0	10
Apr 2023	2	9	0	11
May 2023	7	10	2	19
Jun 2023	4	1	0	5
Jul 2023	6	4	0	10
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Oct 2023	9	5	1	15
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Jan 2024	3	4	0	7
Feb 2024	5	1	1	7
Mar 2024	1	9	1	11
Apr 2024	7	3	4	14
May 2024	6	8	6	20
Jun 2024	4	1	5
Jul 2024	5	6	3	14
Aug 2024	9	2	2	13
Sep 2024	3	3	0	6
Oct 2024	6	2	0	8
Nov 2024	7	3	1	11
Dec 2024	5	6	0	11
Jan 2025	7	14	0	21
Feb 2025	16	5	3	24
Mar 2025	9	8	2	19
Apr 2025	9	9	0	18
May 2025	13	10	1	24
Jun 2025	27	10	0	37
Jul 2025	9	12	0	21
Aug 2025	7	5	0	12
Sep 2025	19	17	0	36
Oct 2025	9	13	0	22
Nov 2025	18	16	2	36
Dec 2025	15	14	0	29
Jan 2026	17	14	2	33
Feb 2026	17	6	2	25
Mar 2026	22	8	1	31

Cumulative views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
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Mar 2013	5	0	5
Apr 2013	1	10	0	11
May 2013	1	10	0	11
Jun 2013	3	7	0	10
Jul 2013	2	7	0	9
Aug 2013	7	4	0	11
Sep 2013	1	4	0	5
Oct 2013	3	7	0	10
Nov 2013	7	0	7
Dec 2013	2	5	0	7
Jan 2014	9	0	9
Feb 2014	2	11	0	13
Mar 2014	9	10	0	19
Apr 2014	4	0	4
May 2014	1	5	0	6
Jun 2014	5	0	5
Jul 2014	2	10	0	12
Aug 2014	1	8	0	9
Sep 2014	1	5	0	6
Oct 2014	2	7	0	9
Nov 2014	3	7	0	10
Dec 2014	7	0	7
Jan 2015	1	4	0	5
Feb 2015	1	1	1	3
Mar 2015	1	0	1
Apr 2015	4	1	0	5
May 2015	7	2	0	9
Jun 2015	24	2	0	26
Jul 2015	15	2	0	17
Aug 2015	4	5	0	9
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Oct 2015	8	3	0	11
Nov 2015	10	2	1	13
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Jan 2016	11	5	0	16
Feb 2016	7	4	0	11
Mar 2016	7	2	0	9
Apr 2016	6	3	0	9
May 2016	7	5	0	12
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Jul 2016	4	1	0	5
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Feb 2017	3	0	3
Mar 2017	5	1	0	6
Apr 2017	5	1	0	6
May 2017	9	2	0	11
Jun 2017	8	0	8
Jul 2017	10	2	0	12
Aug 2017	3	3	0	6
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Feb 2020	5	2	0	7
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Jun 2021	4	21	0	25
Jul 2021	4	22	0	26
Aug 2021	3	15	0	18
Sep 2021	10	11	1	22
Oct 2021	5	30	0	35
Nov 2021	4	19	0	23
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Jan 2022	9	7	0	16
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Apr 2022	5	3	0	8
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Jun 2022	5	5	1	11
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Oct 2022	6	5	2	13
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Jan 2023	11	10	1	22
Feb 2023	8	1	2	11
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Jun 2023	4	1	0	5
Jul 2023	6	4	0	10
Aug 2023	3	3	2	8
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Oct 2023	9	5	1	15
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Jan 2024	3	4	0	7
Feb 2024	5	1	1	7
Mar 2024	1	9	1	11
Apr 2024	7	3	4	14
May 2024	6	8	6	20
Jun 2024	4	1	5
Jul 2024	5	6	3	14
Aug 2024	9	2	2	13
Sep 2024	3	3	0	6
Oct 2024	6	2	0	8
Nov 2024	7	3	1	11
Dec 2024	5	6	0	11
Jan 2025	7	14	0	21
Feb 2025	16	5	3	24
Mar 2025	9	8	2	19
Apr 2025	9	9	0	18
May 2025	13	10	1	24
Jun 2025	27	10	0	37
Jul 2025	9	12	0	21
Aug 2025	7	5	0	12
Sep 2025	19	17	0	36
Oct 2025	9	13	0	22
Nov 2025	18	16	2	36
Dec 2025	15	14	0	29
Jan 2026	17	14	2	33
Feb 2026	17	6	2	25
Mar 2026	22	8	1	31

Latest update: 21 Mar 2026