Observations of a stratospheric aerosol <i>veil</i> from a tropical volcanic eruption in December 1808: is this the <i>Unknown</i>  &sim;1809 eruption?

Guevara-Murua, A.; Williams, C. A.; Hendy, E. J.; Rust, A. C.; Cashman, K. V.

doi:10.5194/cp-10-1707-2014

Articles | Volume 10, issue 5

https://doi.org/10.5194/cp-10-1707-2014

© Author(s) 2014. This work is distributed under
the Creative Commons Attribution 3.0 License.

https://doi.org/10.5194/cp-10-1707-2014

© Author(s) 2014. This work is distributed under
the Creative Commons Attribution 3.0 License.

Articles | Volume 10, issue 5

Research article

|

16 Sep 2014

Research article |

| 16 Sep 2014

Observations of a stratospheric aerosol veil from a tropical volcanic eruption in December 1808: is this the Unknown ∼1809 eruption?

A. Guevara-Murua, C. A. Williams, E. J. Hendy, A. C. Rust, and K. V. Cashman

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Month	HTML	PDF	XML	Total
Apr 2014	59	36	3	98
May 2014	75	80	8	163
Jun 2014	42	36	1	79
Jul 2014	117	60	2	179
Aug 2014	33	21	2	56
Sep 2014	895	256	16	1,167
Oct 2014	420	133	13	566
Nov 2014	129	77	3	209
Dec 2014	97	64	12	173
Jan 2015	61	39	0	100
Feb 2015	50	43	1	94
Mar 2015	104	19	0	123
Apr 2015	142	45	2	189
May 2015	58	22	3	83
Jun 2015	57	18	0	75
Jul 2015	46	39	1	86
Aug 2015	39	18	2	59
Sep 2015	16	15	1	32
Oct 2015	43	26	1	70
Nov 2015	42	25	2	69
Dec 2015	19	35	0	54
Jan 2016	42	33	1	76
Feb 2016	36	37	2	75
Mar 2016	32	15	1	48
Apr 2016	12	23	1	36
May 2016	33	9	0	42
Jun 2016	19	5	0	24
Jul 2016	13	13	1	27
Aug 2016	21	19	0	40
Sep 2016	18	13	1	32
Oct 2016	19	8	0	27
Nov 2016	14	10	0	24
Dec 2016	8	6	0	14
Jan 2017	36	10	0	46
Feb 2017	19	5	0	24
Mar 2017	36	12	1	49
Apr 2017	37	14	1	52
May 2017	37	25	1	63
Jun 2017	43	20	2	65
Jul 2017	23	9	1	33
Aug 2017	13	6	0	19
Sep 2017	17	11	1	29
Oct 2017	22	14	3	39
Nov 2017	21	15	1	37
Dec 2017	26	19	2	47
Jan 2018	47	27	6	80
Feb 2018	43	13	4	60
Mar 2018	25	12	1	38
Apr 2018	28	17	3	48
May 2018	20	23	1	44
Jun 2018	34	20	1	55
Jul 2018	34	29	3	66
Aug 2018	29	14	1	44
Sep 2018	20	12	2	34
Oct 2018	33	24	4	61
Nov 2018	35	21	2	58
Dec 2018	19	17	2	38
Jan 2019	15	21	1	37
Feb 2019	11	14	2	27
Mar 2019	19	19	3	41
Apr 2019	15	11	0	26
May 2019	22	15	2	39
Jun 2019	23	16	0	39
Jul 2019	24	20	0	44
Aug 2019	23	8	0	31
Sep 2019	11	7	0	18
Oct 2019	18	14	0	32
Nov 2019	18	14	0	32
Dec 2019	32	13	0	45
Jan 2020	37	5	0	42
Feb 2020	26	14	0	40
Mar 2020	12	20	1	33
Apr 2020	13	8	0	21
May 2020	20	12	0	32
Jun 2020	18	6	0	24
Jul 2020	53	33	41	127
Aug 2020	19	6	5	30
Sep 2020	20	11	0	31
Oct 2020	17	14	1	32
Nov 2020	20	11	4	35
Dec 2020	29	21	2	52
Jan 2021	44	19	0	63
Feb 2021	24	13	2	39
Mar 2021	32	13	0	45
Apr 2021	23	24	0	47
May 2021	34	19	3	56
Jun 2021	29	16	0	45
Jul 2021	26	28	0	54
Aug 2021	21	22	0	43
Sep 2021	21	31	1	53
Oct 2021	76	61	0	137
Nov 2021	12	25	1	38
Dec 2021	57	28	0	85
Jan 2022	41	54	1	96
Feb 2022	28	20	2	50
Mar 2022	16	16	0	32
Apr 2022	56	31	4	91
May 2022	24	23	2	49
Jun 2022	18	20	0	38
Jul 2022	27	10	3	40
Aug 2022	17	14	0	31
Sep 2022	29	12	1	42
Oct 2022	16	14	1	31
Nov 2022	26	14	2	42
Dec 2022	24	13	2	39
Jan 2023	15	18	0	33
Feb 2023	22	17	1	40
Mar 2023	44	39	2	85
Apr 2023	23	33	1	57
May 2023	36	29	0	65
Jun 2023	23	17	1	41
Jul 2023	14	13	2	29
Aug 2023	20	10	1	31
Sep 2023	30	46	0	76
Oct 2023	31	14	1	46
Nov 2023	12	6	1	19
Dec 2023	24	13	3	40
Jan 2024	25	12	2	39
Feb 2024	20	13	0	33
Mar 2024	24	14	1	39
Apr 2024	23	9	4	36
May 2024	40	14	8	62
Jun 2024	63	18	2	83
Jul 2024	43	15	8	66
Aug 2024	66	11	7	84
Sep 2024	23	15	4	42
Oct 2024	28	22	0	50
Nov 2024	19	11	0	30
Dec 2024	30	41	3	74
Jan 2025	41	15	1	57
Feb 2025	55	43	5	103
Mar 2025	36	11	2	49
Apr 2025	32	28	1	61
May 2025	43	19	1	63
Jun 2025	64	17	1	82
Jul 2025	63	25	4	92
Aug 2025	42	29	1	72
Sep 2025	67	25	0	92
Oct 2025	62	53	3	118
Nov 2025	80	59	7	146
Dec 2025	83	77	5	165
Jan 2026	68	50	7	125
Feb 2026	20	10	2	32

Cumulative views and downloads (calculated since 28 Apr 2014)

Month	HTML	PDF	XML	Total
Apr 2014	59	36	3	98
May 2014	75	80	8	163
Jun 2014	42	36	1	79
Jul 2014	117	60	2	179
Aug 2014	33	21	2	56
Sep 2014	895	256	16	1,167
Oct 2014	420	133	13	566
Nov 2014	129	77	3	209
Dec 2014	97	64	12	173
Jan 2015	61	39	0	100
Feb 2015	50	43	1	94
Mar 2015	104	19	0	123
Apr 2015	142	45	2	189
May 2015	58	22	3	83
Jun 2015	57	18	0	75
Jul 2015	46	39	1	86
Aug 2015	39	18	2	59
Sep 2015	16	15	1	32
Oct 2015	43	26	1	70
Nov 2015	42	25	2	69
Dec 2015	19	35	0	54
Jan 2016	42	33	1	76
Feb 2016	36	37	2	75
Mar 2016	32	15	1	48
Apr 2016	12	23	1	36
May 2016	33	9	0	42
Jun 2016	19	5	0	24
Jul 2016	13	13	1	27
Aug 2016	21	19	0	40
Sep 2016	18	13	1	32
Oct 2016	19	8	0	27
Nov 2016	14	10	0	24
Dec 2016	8	6	0	14
Jan 2017	36	10	0	46
Feb 2017	19	5	0	24
Mar 2017	36	12	1	49
Apr 2017	37	14	1	52
May 2017	37	25	1	63
Jun 2017	43	20	2	65
Jul 2017	23	9	1	33
Aug 2017	13	6	0	19
Sep 2017	17	11	1	29
Oct 2017	22	14	3	39
Nov 2017	21	15	1	37
Dec 2017	26	19	2	47
Jan 2018	47	27	6	80
Feb 2018	43	13	4	60
Mar 2018	25	12	1	38
Apr 2018	28	17	3	48
May 2018	20	23	1	44
Jun 2018	34	20	1	55
Jul 2018	34	29	3	66
Aug 2018	29	14	1	44
Sep 2018	20	12	2	34
Oct 2018	33	24	4	61
Nov 2018	35	21	2	58
Dec 2018	19	17	2	38
Jan 2019	15	21	1	37
Feb 2019	11	14	2	27
Mar 2019	19	19	3	41
Apr 2019	15	11	0	26
May 2019	22	15	2	39
Jun 2019	23	16	0	39
Jul 2019	24	20	0	44
Aug 2019	23	8	0	31
Sep 2019	11	7	0	18
Oct 2019	18	14	0	32
Nov 2019	18	14	0	32
Dec 2019	32	13	0	45
Jan 2020	37	5	0	42
Feb 2020	26	14	0	40
Mar 2020	12	20	1	33
Apr 2020	13	8	0	21
May 2020	20	12	0	32
Jun 2020	18	6	0	24
Jul 2020	53	33	41	127
Aug 2020	19	6	5	30
Sep 2020	20	11	0	31
Oct 2020	17	14	1	32
Nov 2020	20	11	4	35
Dec 2020	29	21	2	52
Jan 2021	44	19	0	63
Feb 2021	24	13	2	39
Mar 2021	32	13	0	45
Apr 2021	23	24	0	47
May 2021	34	19	3	56
Jun 2021	29	16	0	45
Jul 2021	26	28	0	54
Aug 2021	21	22	0	43
Sep 2021	21	31	1	53
Oct 2021	76	61	0	137
Nov 2021	12	25	1	38
Dec 2021	57	28	0	85
Jan 2022	41	54	1	96
Feb 2022	28	20	2	50
Mar 2022	16	16	0	32
Apr 2022	56	31	4	91
May 2022	24	23	2	49
Jun 2022	18	20	0	38
Jul 2022	27	10	3	40
Aug 2022	17	14	0	31
Sep 2022	29	12	1	42
Oct 2022	16	14	1	31
Nov 2022	26	14	2	42
Dec 2022	24	13	2	39
Jan 2023	15	18	0	33
Feb 2023	22	17	1	40
Mar 2023	44	39	2	85
Apr 2023	23	33	1	57
May 2023	36	29	0	65
Jun 2023	23	17	1	41
Jul 2023	14	13	2	29
Aug 2023	20	10	1	31
Sep 2023	30	46	0	76
Oct 2023	31	14	1	46
Nov 2023	12	6	1	19
Dec 2023	24	13	3	40
Jan 2024	25	12	2	39
Feb 2024	20	13	0	33
Mar 2024	24	14	1	39
Apr 2024	23	9	4	36
May 2024	40	14	8	62
Jun 2024	63	18	2	83
Jul 2024	43	15	8	66
Aug 2024	66	11	7	84
Sep 2024	23	15	4	42
Oct 2024	28	22	0	50
Nov 2024	19	11	0	30
Dec 2024	30	41	3	74
Jan 2025	41	15	1	57
Feb 2025	55	43	5	103
Mar 2025	36	11	2	49
Apr 2025	32	28	1	61
May 2025	43	19	1	63
Jun 2025	64	17	1	82
Jul 2025	63	25	4	92
Aug 2025	42	29	1	72
Sep 2025	67	25	0	92
Oct 2025	62	53	3	118
Nov 2025	80	59	7	146
Dec 2025	83	77	5	165
Jan 2026	68	50	7	125
Feb 2026	20	10	2	32

Latest update: 10 Feb 2026