Station AB25

Last observation

Dec 15, 2024(3 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	-6.63	0.19	2024-12-15	38.04	0.47	2008.605065	2008	222
East	2.40	0.21	2024-12-15	-20.43	0.45	2008.605065	2008	222
Up	0.91	0.37	2024-12-15	-8.18	1.38	2008.605065	2008	222

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)
2016-01-24	2016.06297	-0.56	0.49	0.12	0.47	0.26	1.48	earthquake	7.1	us10004gqp	392.8
2018-01-23	2018.06023	1.64	0.72	-1.39	0.7	-0.31	2.13	earthquake	7.9	us2000cmy3	862.2
2018-11-30	2018.9117	4.39	0.52	3.44	0.48	2.99	1.68	earthquake	7	ak20419010	365
2020-07-22	2020.55578	-0.66	0.45	0.49	0.47	0.76	0.97	earthquake	7.8	at00qdux98	890.8
2020-10-19	2020.79945	-0.66	0.45	0.49	0.47	0.76	0.97	earthquake	7.6	us6000c9hg	949.2
2021-07-29	2021.57221	-0.66	0.45	0.49	0.47	0.76	0.97	earthquake	8.2	ak0219neiszm	852.8

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

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	2008.605065	2008	222	-1.67	0.10	0.44	0.11	-0.49	0.07	-0.77	0.07	0.04	0.03	0.15	0.03	0.01	0.03	0.03	0.03
East	2008.605065	2008	222	-1.06	0.10	0.78	0.10	-0.51	0.07	-0.89	0.07	-0.10	0.03	-0.01	0.03	0.07	0.03	0.07	0.03
Up	2008.605065	2008	222	-0.88	0.32	4.08	0.33	-0.26	0.24	-1.37	0.24	-0.02	0.11	0.01	0.11	0.00	0.11	0.15	0.11

ITRF2014