Photospheric high-frequency acoustic power excess in sunspot umbra: signature of magneto-acoustic modes

Zharkov, S.; Shelyag, S.; Fedun, V.; Erdélyi, R.; Thompson, M. J.

doi:10.5194/angeo-31-1357-2013

Articles | Volume 31, issue 8

https://doi.org/10.5194/angeo-31-1357-2013

© Author(s) 2013. This work is distributed under
the Creative Commons Attribution 3.0 License.

Special issue:

Dynamical processes in space plasmas II

https://doi.org/10.5194/angeo-31-1357-2013

© Author(s) 2013. This work is distributed under
the Creative Commons Attribution 3.0 License.

Articles | Volume 31, issue 8

Regular paper

|

06 Aug 2013

Regular paper |

| 06 Aug 2013

Photospheric high-frequency acoustic power excess in sunspot umbra: signature of magneto-acoustic modes

S. Zharkov, S. Shelyag, V. Fedun, R. Erdélyi, and M. J. Thompson

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Total article views: 2,710 (including HTML, PDF, and XML)

HTML	PDF	XML	Total	BibTeX	EndNote
1,406	1,147	157	2,710	199	256

HTML: 1,406
PDF: 1,147
XML: 157
Total: 2,710
BibTeX: 199
EndNote: 256

Views and downloads (calculated since 06 Aug 2013)

Month	HTML	PDF	XML	Total
Aug 2013	15	25	1	41
Sep 2013	19	50	4	73
Oct 2013	14	34	1	49
Nov 2013	10	27	0	37
Dec 2013	9	27	0	36
Jan 2014	4	18	0	22
Feb 2014	10	22	2	34
Mar 2014	17	28	3	48
Apr 2014	3	10	1	14
May 2014	9	25	0	34
Jun 2014	4	14	0	18
Jul 2014	13	22	0	35
Aug 2014	7	28	1	36
Sep 2014	11	17	0	28
Oct 2014	5	15	0	20
Nov 2014	1	32	0	33
Dec 2014	3	16	0	19
Jan 2015	2	10	0	12
Feb 2015	5	20	1	26
Mar 2015	6	6	0	12
Apr 2015	9	8	0	17
May 2015	11	6	0	17
Jun 2015	24	8	0	32
Jul 2015	26	7	0	33
Aug 2015	8	8	0	16
Sep 2015	5	6	0	11
Oct 2015	12	3	3	18
Nov 2015	16	6	0	22
Dec 2015	5	3	0	8
Jan 2016	13	12	1	26
Feb 2016	8	6	1	15
Mar 2016	10	6	0	16
Apr 2016	1	6	0	7
May 2016	10	7	0	17
Jun 2016	6	2	0	8
Jul 2016	4	4	1	9
Aug 2016	5	2	0	7
Sep 2016	5	2	0	7
Oct 2016	8	1	0	9
Nov 2016	3	0	3
Dec 2016	1	2	0	3
Jan 2017	8	2	0	10
Feb 2017	3	0	3
Mar 2017	9	1	0	10
Apr 2017	7	1	0	8
May 2017	9	2	1	12
Jun 2017	7	1	1	9
Jul 2017	7	4	0	11
Aug 2017	2	1	0	3
Sep 2017	3	3	0	6
Oct 2017	3	2	0	5
Nov 2017	5	3	1	9
Dec 2017	3	1	0	4
Jan 2018	5	4	0	9
Feb 2018	6	2	0	8
Mar 2018	4	2	1	7
Apr 2018	7	8	0	15
May 2018	4	3	0	7
Jun 2018	4	3	0	7
Jul 2018	5	6	0	11
Aug 2018	7	3	0	10
Sep 2018	1	4	0	5
Oct 2018	8	5	2	15
Nov 2018	5	6	1	12
Dec 2018	3	8	0	11
Jan 2019	5	6	0	11
Feb 2019	5	4	0	9
Mar 2019	5	8	0	13
Apr 2019	4	7	0	11
May 2019	7	5	1	13
Jun 2019	5	7	0	12
Jul 2019	3	0	3
Aug 2019	7	6	0	13
Sep 2019	5	0	5
Oct 2019	2	7	1	10
Nov 2019	4	10	0	14
Dec 2019	4	5	0	9
Jan 2020	15	3	1	19
Feb 2020	6	2	0	8
Mar 2020	1	4	0	5
Apr 2020	1	2	0	3
May 2020	6	4	1	11
Jun 2020	11	4	0	15
Jul 2020	11	9	6	26
Aug 2020	5	3	4	12
Sep 2020	6	3	0	9
Oct 2020	2	7	0	9
Nov 2020	14	6	2	22
Dec 2020	24	10	0	34
Jan 2021	16	5	0	21
Feb 2021	6	4	0	10
Mar 2021	8	5	0	13
Apr 2021	4	5	0	9
May 2021	7	2	0	9
Jun 2021	5	3	0	8
Jul 2021	4	3	0	7
Aug 2021	7	1	0	8
Sep 2021	15	6	0	21
Oct 2021	8	16	0	24
Nov 2021	6	10	0	16
Dec 2021	6	1	0	7
Jan 2022	11	2	1	14
Feb 2022	8	2	1	11
Mar 2022	4	3	0	7
Apr 2022	6	2	2	10
May 2022	3	2	0	5
Jun 2022	9	3	2	14
Jul 2022	3	2	0	5
Aug 2022	8	4	0	12
Sep 2022	3	1	4
Oct 2022	3	4	0	7
Nov 2022	20	4	0	24
Dec 2022	6	1	0	7
Jan 2023	9	9	1	19
Feb 2023	11	2	0	13
Mar 2023	10	1	0	11
Apr 2023	3	5	0	8
May 2023	10	7	4	21
Jun 2023	4	4	0	8
Jul 2023	6	1	1	8
Aug 2023	7	2	2	11
Sep 2023	10	2	3	15
Oct 2023	10	9	0	19
Nov 2023	4	1	1	6
Dec 2023	13	4	4	21
Jan 2024	6	4	0	10
Feb 2024	2	3	0	5
Mar 2024	4	9	3	16
Apr 2024	11	3	3	17
May 2024	18	5	8	31
Jun 2024	7	4	0	11
Jul 2024	14	8	4	26
Aug 2024	19	3	3	25
Sep 2024	8	3	0	11
Oct 2024	13	2	1	16
Nov 2024	7	1	8
Dec 2024	2	4	1	7
Jan 2025	15	7	4	26
Feb 2025	18	5	1	24
Mar 2025	10	8	1	19
Apr 2025	12	6	0	18
May 2025	16	6	3	25
Jun 2025	36	6	1	43
Jul 2025	17	12	1	30
Aug 2025	17	4	0	21
Sep 2025	29	10	3	42
Oct 2025	19	16	2	37
Nov 2025	18	20	2	40
Dec 2025	25	13	5	43
Jan 2026	29	7	9	45
Feb 2026	20	10	3	33
Mar 2026	11	11	2	24
Apr 2026	21	16	2	39
May 2026	20	6	2	28
Jun 2026	7	2	0	9
Jul 2026	12	6	2	20
Aug 2026	10	3	0	13
Sep 2026	28	32	24	84

Cumulative views and downloads (calculated since 06 Aug 2013)

Month	HTML	PDF	XML	Total
Aug 2013	15	25	1	41
Sep 2013	19	50	4	73
Oct 2013	14	34	1	49
Nov 2013	10	27	0	37
Dec 2013	9	27	0	36
Jan 2014	4	18	0	22
Feb 2014	10	22	2	34
Mar 2014	17	28	3	48
Apr 2014	3	10	1	14
May 2014	9	25	0	34
Jun 2014	4	14	0	18
Jul 2014	13	22	0	35
Aug 2014	7	28	1	36
Sep 2014	11	17	0	28
Oct 2014	5	15	0	20
Nov 2014	1	32	0	33
Dec 2014	3	16	0	19
Jan 2015	2	10	0	12
Feb 2015	5	20	1	26
Mar 2015	6	6	0	12
Apr 2015	9	8	0	17
May 2015	11	6	0	17
Jun 2015	24	8	0	32
Jul 2015	26	7	0	33
Aug 2015	8	8	0	16
Sep 2015	5	6	0	11
Oct 2015	12	3	3	18
Nov 2015	16	6	0	22
Dec 2015	5	3	0	8
Jan 2016	13	12	1	26
Feb 2016	8	6	1	15
Mar 2016	10	6	0	16
Apr 2016	1	6	0	7
May 2016	10	7	0	17
Jun 2016	6	2	0	8
Jul 2016	4	4	1	9
Aug 2016	5	2	0	7
Sep 2016	5	2	0	7
Oct 2016	8	1	0	9
Nov 2016	3	0	3
Dec 2016	1	2	0	3
Jan 2017	8	2	0	10
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May 2017	9	2	1	12
Jun 2017	7	1	1	9
Jul 2017	7	4	0	11
Aug 2017	2	1	0	3
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Oct 2017	3	2	0	5
Nov 2017	5	3	1	9
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Feb 2018	6	2	0	8
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Jul 2018	5	6	0	11
Aug 2018	7	3	0	10
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Feb 2019	5	4	0	9
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May 2019	7	5	1	13
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Jul 2019	3	0	3
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Oct 2019	2	7	1	10
Nov 2019	4	10	0	14
Dec 2019	4	5	0	9
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Mar 2020	1	4	0	5
Apr 2020	1	2	0	3
May 2020	6	4	1	11
Jun 2020	11	4	0	15
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Sep 2020	6	3	0	9
Oct 2020	2	7	0	9
Nov 2020	14	6	2	22
Dec 2020	24	10	0	34
Jan 2021	16	5	0	21
Feb 2021	6	4	0	10
Mar 2021	8	5	0	13
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Jun 2021	5	3	0	8
Jul 2021	4	3	0	7
Aug 2021	7	1	0	8
Sep 2021	15	6	0	21
Oct 2021	8	16	0	24
Nov 2021	6	10	0	16
Dec 2021	6	1	0	7
Jan 2022	11	2	1	14
Feb 2022	8	2	1	11
Mar 2022	4	3	0	7
Apr 2022	6	2	2	10
May 2022	3	2	0	5
Jun 2022	9	3	2	14
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Sep 2022	3	1	4
Oct 2022	3	4	0	7
Nov 2022	20	4	0	24
Dec 2022	6	1	0	7
Jan 2023	9	9	1	19
Feb 2023	11	2	0	13
Mar 2023	10	1	0	11
Apr 2023	3	5	0	8
May 2023	10	7	4	21
Jun 2023	4	4	0	8
Jul 2023	6	1	1	8
Aug 2023	7	2	2	11
Sep 2023	10	2	3	15
Oct 2023	10	9	0	19
Nov 2023	4	1	1	6
Dec 2023	13	4	4	21
Jan 2024	6	4	0	10
Feb 2024	2	3	0	5
Mar 2024	4	9	3	16
Apr 2024	11	3	3	17
May 2024	18	5	8	31
Jun 2024	7	4	0	11
Jul 2024	14	8	4	26
Aug 2024	19	3	3	25
Sep 2024	8	3	0	11
Oct 2024	13	2	1	16
Nov 2024	7	1	8
Dec 2024	2	4	1	7
Jan 2025	15	7	4	26
Feb 2025	18	5	1	24
Mar 2025	10	8	1	19
Apr 2025	12	6	0	18
May 2025	16	6	3	25
Jun 2025	36	6	1	43
Jul 2025	17	12	1	30
Aug 2025	17	4	0	21
Sep 2025	29	10	3	42
Oct 2025	19	16	2	37
Nov 2025	18	20	2	40
Dec 2025	25	13	5	43
Jan 2026	29	7	9	45
Feb 2026	20	10	3	33
Mar 2026	11	11	2	24
Apr 2026	21	16	2	39
May 2026	20	6	2	28
Jun 2026	7	2	0	9
Jul 2026	12	6	2	20
Aug 2026	10	3	0	13
Sep 2026	28	32	24	84

Cited

Latest update: 26 Sep 2026

Photospheric high-frequency acoustic power excess in sunspot umbra: signature of magneto-acoustic modes

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