Station CHIL

Last observation

Nov 29, 2024(27 days ago)

Closest stations

5 closest stations in all 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	21.89	0.07	2024-11-29	-371.93	0.50	1994.670773	1994	246
East	-22.42	0.10	2024-11-29	374.88	0.61	1994.670773	1994	246
Up	0.95	0.28	2024-11-29	21.59	1.71	1994.670773	1994	246

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)
1995-04-07	1995.26283	2.42	0.82	-15.53	1.11	4.37	2.6	antenna
1995-05-31	1995.41068	-0.09	0.81	14.46	1.15	-36.09	2.66	antenna
1999-10-16	1999.7885	0.39	1.46	-1.14	1.73	-0.07	4.97	earthquake	7.1	ci9108652	164.6
2010-04-04	2010.25462	-2.89	0.68	-0.98	0.95	-4.82	2.76	earthquake	7.2	ci14607652	340.9
2012-05-09	2012.35318	-0.77	0.47	0.29	0.6	-0.18	1.71	antenna
2019-07-04	2019.50376	2.98	1.42	1	1.55	-6.4	4.61	earthquake	6.4	ci38443183	159.4
2019-07-06	2019.50924	-1.16	1.79	-2.05	2.03	-0.74	5.97	earthquake	7.1	ci38457511	163.5

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	0.80	2.41	1.00	0.50000	2.00000	1	0.106	2.00	0.00
East	0.71	3.47	1.00	0.50000	2.00000	2	0.139	2.00	0.00
Up	2.22	9.87	1.00	0.50000	2.00000	1	0.000	2.00	0.06

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)
1999-10-15	1999.7885	0.55	0.42	0.0001	-1.34	0.52	0.0001	-0.43	1.52	0.0001
2019-07-05	2019.50924	1.93	0.41	0.0001	0.61	0.51	0.0001	2.72	1.48	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	1994.670773	1994	246	-1.39	0.08	0.63	0.08	-0.05	0.07	0.18	0.07	0.05	0.02	-0.04	0.02	0.04	0.02	0.04	0.02
East	1994.670773	1994	246	-0.58	0.11	0.54	0.11	-0.10	0.08	-0.12	0.09	0.14	0.03	0.01	0.03	0.02	0.03	0.08	0.03
Up	1994.670773	1994	246	-0.08	0.26	0.98	0.27	-1.29	0.19	1.64	0.20	0.03	0.08	0.12	0.08	0.15	0.08	-0.21	0.08

ITRF2014