Station P641

Last observation

Dec 23, 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	10.56	0.17	2024-12-23	-84.78	0.47	2008.44627	2008	164
East	-5.57	0.19	2024-12-23	46.33	0.45	2008.44627	2008	164
Up	2.61	0.33	2024-12-23	-18.68	1.37	2008.44627	2008	164

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)
2016-12-28	2016.9911	1.92	0.49	-0.88	0.46	-5.68	1.47	earthquake	5.6	nn00570709	55.5
2019-07-06	2019.50924	-1.86	0.49	-1.3	0.46	0.25	1.46	earthquake	7.1	ci38457511	259.5
2020-05-15	2020.36961	5.61	1.41	3.41	1.34	0.43	4.57	earthquake	6.5	nn00725272	91.3
2021-07-08	2021.51472	-1.76	0.49	-0.37	0.46	-3.49	1.53	earthquake	6	nc73584926	91.2
2022-09-25	2022.73101	-4.52	0.49	-1.74	0.46	-8.59	1.48	antenna

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)
2020-05-15	2020.36961	-1.58	0.49	0.0001	-1.04	0.47	0.0001	0.22	1.43	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	2008.44627	2008	164	-0.12	0.09	-0.59	0.09	0.34	0.06	0.06	0.06	0.07	0.03	0.05	0.03	0.00	0.03	0.05	0.03
East	2008.44627	2008	164	-0.62	0.08	0.13	0.08	0.38	0.06	-0.03	0.06	0.08	0.02	0.17	0.02	0.07	0.02	-0.08	0.02
Up	2008.44627	2008	164	-1.09	0.27	2.02	0.28	0.45	0.20	-0.31	0.20	0.06	0.10	-0.06	0.10	-0.24	0.10	-0.31	0.10

ITRF2014