Station AC53

Last observation

Dec 20, 2023(1 day 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	0.41	0.17	2023-12-20	16.42	0.48	2006.695414	2006	255
East	-3.28	0.19	2023-12-20	31.25	0.45	2006.695414	2006	255
Up	3.14	0.33	2023-12-20	-23.78	1.38	2006.695414	2006	255

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)
2015-11-13	2015.86516	-0.08	0.5	-4.1	0.47	8.07	1.6	antenna
2016-01-24	2016.06297	0.52	0.5	-0.15	0.47	1.27	1.6	earthquake	7.1	us10004gqp	299.4
2018-01-23	2018.06023	-2.21	0.49	-1.07	0.46	-2.29	1.46	earthquake	7.9	us2000cmy3	644
2018-11-30	2018.9117	-33.37	1.41	2.73	1.34	-31.74	4.53	earthquake	7	ak20419010	50.3
2020-07-22	2020.55578	0.26	0.5	-0.06	0.47	2.81	1.59	earthquake	7.8	at00qdux98	896.4
2020-10-19	2020.79945	0.4	0.5	-2.84	0.47	4.1	1.6	earthquake	7.6	us6000c9hg	973.7
2021-07-29	2021.57221	0.82	0.49	-1.18	0.47	0.6	1.48	earthquake	8.2	ak0219neiszm	846.6

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)
2018-11-29	2018.9117	2.35	0.48	0.0001	-0.24	0.47	0.0001	3.02	1.41	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	2006.695414	2006	255	-0.75	0.09	-0.06	0.09	-0.17	0.06	-0.04	0.06	-0.13	0.03	0.11	0.03	-0.10	0.02	-0.13	0.02
East	2006.695414	2006	255	-1.07	0.08	-0.19	0.08	-0.74	0.05	-0.07	0.05	0.00	0.02	-0.03	0.02	0.05	0.02	0.07	0.02
Up	2006.695414	2006	255	4.60	0.27	-0.40	0.27	1.87	0.20	2.04	0.20	-0.11	0.09	0.18	0.09	-0.03	0.09	0.14	0.09

ITRF2014