Station AV38

Last observation

Dec 11, 2024(9 days ago)

Closest stations

5 closest stations in all networks

This station is not in any other networks.

NA2014

Plots

These plots depict the North, East and Up components of the station as a function of time. More detailed explanation »

Dashed vertical lines show offsets (when present) due to:

Green – antenna changes from site logs
Red – earthquakes
Blue – manually entered

Downloads

Velocities

	Velocity (mm/yr)	Velocity standard deviation (mm/yr)	Last observation	Intercept (mm)	Intercept standard deviation (mm)	Reference date	Reference year	Reference day of year
North	-1.68	0.20	2024-12-11	9.93	0.47	2008.646133	2008	237
East	-2.32	0.21	2024-12-11	13.63	0.45	2008.646133	2008	237
Up	2.06	0.42	2024-12-11	-17.85	1.39	2008.646133	2008	237

Offsets

	Decimal date	N offset (mm)	N uncertainty (mm)	E offset (mm)	E uncertainty (mm)	U offset (mm)	U uncertainty (mm)	Type	Earthquake magnitude	Earthquake information	Distance from epicenter (km)
2009-08-11	2009.6078	-0.31	0.49	3.73	0.46	1.87	1.46	antenna
2012-06-17	2012.45996	0.13	0.49	0.24	0.47	-6.33	1.49	antenna
2014-06-23	2014.47365	0.93	0.49	1.61	0.47	-0.69	1.5	earthquake	7.9	usc000rki5	1046.4
2018-01-23	2018.06023	-1.43	0.49	-3.55	0.46	2.3	1.48	earthquake	7.9	us2000cmy3	932.1
2020-07-22	2020.55578	-3.47	1.66	7.12	1.53	5.72	5.85	earthquake	7.8	at00qdux98	337.7
2020-10-19	2020.79945	3.73	1.53	-3.13	1.42	-6.28	5.16	earthquake	7.6	us6000c9hg	267
2021-07-29	2021.57221	-15.75	1.44	5.45	1.36	-8.34	4.68	earthquake	8.2	ak0219neiszm	383.2
2023-07-16	2023.53662	0.99	0.77	-2.28	0.76	75.12	2.15	earthquake	7.2	us7000kg30	199.3

Noise

	White noise (mm)	Amplitude of first power law (mm/yr^(n₁/4))	n₁ (spectral index of first power law)	Lower frequency limit for band-pass (BP) filtered noise (cycle/year)	Upper frequency limit for band-pass (BP) filtered noise (cycle/year)	Number of poles for BP filtered noise	Amplitude of BP filtered noise (mm)	n₂ (spectral index of second power law)	Amplitude of second power law (mm/yr^(n₂/4))
North	0.85	1.70	1.00	0.50000	2.00000	1	0.000	2.00	0.50
East	0.84	1.40	1.00	0.50000	2.00000	1	0.000	2.00	0.60
Up	3.20	6.40	1.00	0.50000	2.00000	1	0.000	2.00	0.50

Post-seismic

	Decimal date	N log amplitude (mm)	N log amplitude standard deviation (mm)	N time constant (years)	E log amplitude (mm)	E log amplitude standard deviation (mm)	E time constant (years)	U log amplitude (mm)	U log amplitude standard deviation (mm)	U time constant (years)
2020-07-22	2020.55578	-0.26	0.61	0.0001	1.58	0.57	0.0001	-2	2.08	0.0001
2020-10-19	2020.79945	-1.52	0.57	0.0001	-0.77	0.53	0.0001	1.94	1.86	0.0001
2021-07-28	2021.57221	4.38	0.5	0.0001	-0.45	0.48	0.0001	2.41	1.53	0.0001

Seasonal

	Reference date	Reference year	Reference day of year	Amplitude of cosine (365.25-day period), mm	Standard deviation of cosine amplitude (365.25-day period)	Amplitude of sine (365.25-day period), mm	Standard deviation of sine amplitude (365.25-day period)	Amplitude of cosine (180.625-day period), mm	Standard deviation of cosine amplitude (180.625-day period)	Amplitude of sine (180.625-day period), mm	Standard deviation of sine amplitude (180.625-day period)	Amplitude of cosine (14.76-day period), mm	Standard deviation of cosine amplitude (14.76-day period)	Amplitude of sine (14.76-day period), mm	Standard deviation of sine amplitude (14.76-day period)	Amplitude of cosine (13.63-day period), mm	Standard deviation of cosine amplitude (13.63-day period)	Amplitude of sine (13.63-day period), mm	Standard deviation of sine amplitude (13.63-day period)
North	2008.646133	2008	237	1.03	0.09	-0.43	0.09	-1.14	0.06	-0.15	0.06	0.11	0.03	0.06	0.03	0.07	0.03	0.24	0.03
East	2008.646133	2008	237	-0.69	0.08	-0.20	0.09	-0.09	0.06	1.05	0.06	-0.07	0.03	-0.04	0.03	0.02	0.03	0.01	0.03
Up	2008.646133	2008	237	1.56	0.28	0.60	0.29	0.06	0.21	-0.17	0.21	0.25	0.10	0.22	0.10	0.08	0.10	-0.51	0.10

ITRF2014