<I>a<sub>p</sub></I>-index solar wind driving function and its semiannual variations

Petrukovich, A. A.; Zakharov, M. Y.

doi:https://doi.org/10.5194/angeo-25-1465-2007

Articles | Volume 25, issue 7

https://doi.org/10.5194/angeo-25-1465-2007

© Author(s) 2007. This work is distributed under
the Creative Commons Attribution 3.0 License.

https://doi.org/10.5194/angeo-25-1465-2007

© Author(s) 2007. This work is distributed under
the Creative Commons Attribution 3.0 License.

Articles | Volume 25, issue 7

30 Jul 2007

| 30 Jul 2007

a_p-index solar wind driving function and its semiannual variations

A. A. Petrukovich and M. Y. Zakharov

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Total article views: 1,365 (including HTML, PDF, and XML)

HTML	PDF	XML	Total	BibTeX	EndNote
710	589	66	1,365	80	94

HTML: 710
PDF: 589
XML: 66
Total: 1,365
BibTeX: 80
EndNote: 94

Views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	4	0	4
Mar 2013	2	8	2	12
Apr 2013	1	10	0	11
May 2013	5	0	5
Jun 2013	2	6	0	8
Jul 2013	2	6	0	8
Aug 2013	8	8	0	16
Sep 2013	1	8	1	10
Oct 2013	3	10	0	13
Nov 2013	8	0	8
Dec 2013	3	14	2	19
Jan 2014	3	7	1	11
Feb 2014	6	13	5	24
Mar 2014	13	8	3	24
Apr 2014	2	4	1	7
May 2014	1	12	0	13
Jun 2014	1	7	0	8
Jul 2014	2	8	0	10
Aug 2014	1	9	0	10
Sep 2014	4	10	0	14
Oct 2014	8	0	8
Nov 2014	3	10	0	13
Dec 2014	9	0	9
Jan 2015	9	0	9
Feb 2015	2	1	1	4
Mar 2015	2	1	0	3
Apr 2015	3	1	0	4
May 2015	5	1	0	6
Jun 2015	23	1	0	24
Jul 2015	17	1	0	18
Aug 2015	4	4	0	8
Sep 2015	2	4	0	6
Oct 2015	9	1	0	10
Nov 2015	10	0	10
Dec 2015	2	1	0	3
Jan 2016	9	3	1	13
Feb 2016	7	3	1	11
Mar 2016	6	1	0	7
Apr 2016	5	1	0	6
May 2016	6	2	0	8
Jun 2016	6	2	0	8
Jul 2016	4	2	1	7
Aug 2016	3	5	0	8
Sep 2016	3	1	0	4
Oct 2016	5	3	0	8
Nov 2016	2	1	0	3
Dec 2016	4	3	0	7
Jan 2017	2	2	0	4
Feb 2017	2	0	2
Mar 2017	4	0	4
Apr 2017	6	1	0	7
May 2017	9	1	0	10
Jun 2017	9	0	9
Jul 2017	9	2	0	11
Aug 2017	1	1	0	2
Sep 2017	4	2	0	6
Oct 2017	1	0	1
Nov 2017	5	3	0	8
Dec 2017	2	2	0	4
Jan 2018	5	4	0	9
Feb 2018	4	2	0	6
Mar 2018	3	2	0	5
Apr 2018	5	4	0	9
May 2018	4	3	0	7
Jun 2018	4	3	0	7
Jul 2018	3	0	3
Aug 2018	4	2	0	6
Sep 2018	3	2	0	5
Oct 2018	3	3	0	6
Nov 2018	4	2	0	6
Dec 2018	8	9	1	18
Jan 2019	3	3	0	6
Feb 2019	4	4	0	8
Mar 2019	3	4	0	7
Apr 2019	1	2	0	3
May 2019	5	5	0	10
Jun 2019	6	4	0	10
Jul 2019	2	4	0	6
Aug 2019	3	2	0	5
Sep 2019	2	0	2
Oct 2019	1	2	1	4
Nov 2019	2	5	0	7
Dec 2019	1	0	1
Jan 2020	5	3	1	9
Feb 2020	1	3	0	4
Mar 2020	3	0	3
Apr 2020	1	1	0	2
May 2020	4	4	0	8
Jun 2020	11	8	0	19
Jul 2020	12	10	5	27
Aug 2020	7	4	4	15
Sep 2020	2	4	0	6
Oct 2020	5	9	0	14
Nov 2020	2	5	0	7
Dec 2020	8	10	0	18
Jan 2021	14	6	0	20
Feb 2021	8	4	0	12
Mar 2021	3	2	0	5
Apr 2021	4	6	0	10
May 2021	5	3	0	8
Jun 2021	6	4	0	10
Jul 2021	2	4	0	6
Aug 2021	3	0	3
Sep 2021	8	6	0	14
Oct 2021	3	13	0	16
Nov 2021	6	14	0	20
Dec 2021	6	1	0	7
Jan 2022	6	5	0	11
Feb 2022	4	2	2	8
Mar 2022	2	3	1	6
Apr 2022	4	4	0	8
May 2022	3	2	0	5
Jun 2022	5	1	1	7
Jul 2022	2	1	0	3
Aug 2022	7	4	0	11
Sep 2022	1	1	0	2
Oct 2022	5	1	0	6
Nov 2022	6	7	0	13
Dec 2022	6	2	0	8
Jan 2023	5	4	0	9
Feb 2023	9	4	0	13
Mar 2023	7	1	0	8
Apr 2023	2	1	0	3
May 2023	7	5	3	15
Jun 2023	3	3	0	6
Jul 2023	6	3	1	10
Aug 2023	3	4	1	8
Sep 2023	8	3	2	13
Oct 2023	4	5	0	9
Nov 2023	3	0	3
Dec 2023	3	1	0	4
Jan 2024	1	1	0	2
Feb 2024	2	2	0	4
Mar 2024	3	1	1	5
Apr 2024	4	1	3	8
May 2024	11	2	7	20
Jun 2024	4	4	1	9
Jul 2024	11	2	4	17
Aug 2024	4	2	6
Sep 2024	2	4	0	6
Oct 2024	11	3	0	14
Nov 2024	4	1	1	6
Dec 2024	3	1	0	4
Jan 2025	2	2	1	5
Feb 2025	8	0	8
Mar 2025	9	5	1	15
Apr 2025	3	4	1	8
May 2025	9	3	1	13
Jun 2025	26	7	0	33
Jul 2025	6	12	0	18
Aug 2025	10	5	1	16
Sep 2025	9	3	0	12

Cumulative views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	4	0	4
Mar 2013	2	8	2	12
Apr 2013	1	10	0	11
May 2013	5	0	5
Jun 2013	2	6	0	8
Jul 2013	2	6	0	8
Aug 2013	8	8	0	16
Sep 2013	1	8	1	10
Oct 2013	3	10	0	13
Nov 2013	8	0	8
Dec 2013	3	14	2	19
Jan 2014	3	7	1	11
Feb 2014	6	13	5	24
Mar 2014	13	8	3	24
Apr 2014	2	4	1	7
May 2014	1	12	0	13
Jun 2014	1	7	0	8
Jul 2014	2	8	0	10
Aug 2014	1	9	0	10
Sep 2014	4	10	0	14
Oct 2014	8	0	8
Nov 2014	3	10	0	13
Dec 2014	9	0	9
Jan 2015	9	0	9
Feb 2015	2	1	1	4
Mar 2015	2	1	0	3
Apr 2015	3	1	0	4
May 2015	5	1	0	6
Jun 2015	23	1	0	24
Jul 2015	17	1	0	18
Aug 2015	4	4	0	8
Sep 2015	2	4	0	6
Oct 2015	9	1	0	10
Nov 2015	10	0	10
Dec 2015	2	1	0	3
Jan 2016	9	3	1	13
Feb 2016	7	3	1	11
Mar 2016	6	1	0	7
Apr 2016	5	1	0	6
May 2016	6	2	0	8
Jun 2016	6	2	0	8
Jul 2016	4	2	1	7
Aug 2016	3	5	0	8
Sep 2016	3	1	0	4
Oct 2016	5	3	0	8
Nov 2016	2	1	0	3
Dec 2016	4	3	0	7
Jan 2017	2	2	0	4
Feb 2017	2	0	2
Mar 2017	4	0	4
Apr 2017	6	1	0	7
May 2017	9	1	0	10
Jun 2017	9	0	9
Jul 2017	9	2	0	11
Aug 2017	1	1	0	2
Sep 2017	4	2	0	6
Oct 2017	1	0	1
Nov 2017	5	3	0	8
Dec 2017	2	2	0	4
Jan 2018	5	4	0	9
Feb 2018	4	2	0	6
Mar 2018	3	2	0	5
Apr 2018	5	4	0	9
May 2018	4	3	0	7
Jun 2018	4	3	0	7
Jul 2018	3	0	3
Aug 2018	4	2	0	6
Sep 2018	3	2	0	5
Oct 2018	3	3	0	6
Nov 2018	4	2	0	6
Dec 2018	8	9	1	18
Jan 2019	3	3	0	6
Feb 2019	4	4	0	8
Mar 2019	3	4	0	7
Apr 2019	1	2	0	3
May 2019	5	5	0	10
Jun 2019	6	4	0	10
Jul 2019	2	4	0	6
Aug 2019	3	2	0	5
Sep 2019	2	0	2
Oct 2019	1	2	1	4
Nov 2019	2	5	0	7
Dec 2019	1	0	1
Jan 2020	5	3	1	9
Feb 2020	1	3	0	4
Mar 2020	3	0	3
Apr 2020	1	1	0	2
May 2020	4	4	0	8
Jun 2020	11	8	0	19
Jul 2020	12	10	5	27
Aug 2020	7	4	4	15
Sep 2020	2	4	0	6
Oct 2020	5	9	0	14
Nov 2020	2	5	0	7
Dec 2020	8	10	0	18
Jan 2021	14	6	0	20
Feb 2021	8	4	0	12
Mar 2021	3	2	0	5
Apr 2021	4	6	0	10
May 2021	5	3	0	8
Jun 2021	6	4	0	10
Jul 2021	2	4	0	6
Aug 2021	3	0	3
Sep 2021	8	6	0	14
Oct 2021	3	13	0	16
Nov 2021	6	14	0	20
Dec 2021	6	1	0	7
Jan 2022	6	5	0	11
Feb 2022	4	2	2	8
Mar 2022	2	3	1	6
Apr 2022	4	4	0	8
May 2022	3	2	0	5
Jun 2022	5	1	1	7
Jul 2022	2	1	0	3
Aug 2022	7	4	0	11
Sep 2022	1	1	0	2
Oct 2022	5	1	0	6
Nov 2022	6	7	0	13
Dec 2022	6	2	0	8
Jan 2023	5	4	0	9
Feb 2023	9	4	0	13
Mar 2023	7	1	0	8
Apr 2023	2	1	0	3
May 2023	7	5	3	15
Jun 2023	3	3	0	6
Jul 2023	6	3	1	10
Aug 2023	3	4	1	8
Sep 2023	8	3	2	13
Oct 2023	4	5	0	9
Nov 2023	3	0	3
Dec 2023	3	1	0	4
Jan 2024	1	1	0	2
Feb 2024	2	2	0	4
Mar 2024	3	1	1	5
Apr 2024	4	1	3	8
May 2024	11	2	7	20
Jun 2024	4	4	1	9
Jul 2024	11	2	4	17
Aug 2024	4	2	6
Sep 2024	2	4	0	6
Oct 2024	11	3	0	14
Nov 2024	4	1	1	6
Dec 2024	3	1	0	4
Jan 2025	2	2	1	5
Feb 2025	8	0	8
Mar 2025	9	5	1	15
Apr 2025	3	4	1	8
May 2025	9	3	1	13
Jun 2025	26	7	0	33
Jul 2025	6	12	0	18
Aug 2025	10	5	1	16
Sep 2025	9	3	0	12

Cited

Latest update: 18 Sep 2025

ap-index solar wind driving function and its semiannual variations

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a_p-index solar wind driving function and its semiannual variations