Station P230

Last observation

Nov 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	9.77	0.15	2024-11-23	-100.76	0.62	2005.156057	2005	58
East	-10.45	0.14	2024-11-23	100.94	0.60	2005.156057	2005	58
Up	-0.21	0.43	2024-11-23	11.12	1.65	2005.156057	2005	58

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)
2005-06-15	2005.45175	-0.06	0.64	-0.57	0.63	-2.09	1.71	earthquake	7.2	usp000dt25	526
2007-01-14	2007.03559	3.72	0.62	4.27	0.59	-12.25	1.74	antenna
2007-10-31	2007.82957	0.17	1.21	0.8	1.2	-2.93	3.51	earthquake	5.5	nc40204628	42.7
2014-08-24	2014.64339	-1.89	1.66	0.88	1.61	0.62	4.77	earthquake	6	nc72282711	63.7
2016-04-22	2016.30664	0.83	0.61	4.19	0.57	-0.44	1.69	antenna
2019-07-06	2019.50924	-3.2	1.6	2.45	1.54	1.72	4.57	earthquake	7.1	ci38457511	437.1

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	0.50	3.50	1.00	0.50000	2.00000	3	0.331	2.00	0.01
East	0.62	3.03	1.00	0.50000	2.00000	2	0.327	2.00	0.00
Up	1.63	9.68	1.00	0.50000	2.00000	1	0.000	2.00	0.02

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)
2007-10-31	2007.83231	-0.51	0.39	0.0001	-0.34	0.37	0.0001	1.02	1.12	0.0001
2014-08-23	2014.64339	0.57	0.54	0.0001	-0.24	0.5	0.0001	0.54	1.54	0.0001
2019-07-05	2019.50924	1.09	0.5	0.0001	-1.4	0.47	0.0001	-0.7	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	2005.156057	2005	58	1.62	0.17	-0.35	0.17	0.04	0.11	-0.05	0.11	-0.06	0.03	0.02	0.03	0.01	0.03	0.04	0.03
East	2005.156057	2005	58	1.74	0.16	-0.14	0.16	-0.08	0.12	-0.08	0.12	-0.17	0.03	-0.10	0.03	0.07	0.03	0.05	0.03
Up	2005.156057	2005	58	-2.10	0.31	0.77	0.31	-0.60	0.22	0.48	0.22	-0.09	0.08	0.09	0.08	-0.04	0.08	-0.55	0.08

ITRF2014