Station SNOG

Last observation

Nov 2, 2024(2 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	15.55	0.54	2024-11-02	-91.88	0.81	2008.922656	2008	338
East	-12.64	0.30	2024-11-02	72.22	0.71	2008.922656	2008	338
Up	-0.51	0.60	2024-11-02	-12.75	1.95	2008.922656	2008	338

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)
2010-04-04	2010.25462	-3.47	0.84	0.06	0.75	2.84	2.14	earthquake	7.2	ci14607652	239.9
2013-03-28	2013.23546	0.92	1.37	0.22	1.12	18.9	3.42	antenna
2013-07-12	2013.52567	-0.44	1.19	0.09	1.03	2.52	3.57	antenna
2013-11-20	2013.88433	3.1	0.92	-1.33	0.83	-10.16	2.67	antenna
2019-07-04	2019.50376	4.44	1.39	3.74	0.84	6.03	1.73	earthquake	6.4	ci38443183	196
2019-07-06	2019.50924	4.44	1.39	3.74	0.84	6.03	1.73	earthquake	7.1	ci38457511	205.4
2022-05-19	2022.37782	4.44	1.39	3.74	0.84	6.03	1.73	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	0.97	2.53	1.00	0.50000	2.00000	1	0.000	2.00	1.54
East	0.77	3.36	1.00	0.50000	2.00000	1	0.000	2.00	0.56
Up	3.95	10.66	1.00	0.50000	2.00000	2	0.639	2.00	0.04

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	2008.922656	2008	338	0.56	0.20	0.69	0.20	0.03	0.13	0.03	0.13	-0.04	0.05	0.10	0.05	0.00	0.05	0.05	0.05
East	2008.922656	2008	338	0.12	0.17	0.61	0.18	0.49	0.12	0.09	0.12	-0.23	0.05	0.07	0.05	0.04	0.05	0.29	0.05
Up	2008.922656	2008	338	-0.13	0.64	1.36	0.66	2.51	0.49	-0.51	0.50	0.38	0.18	-0.14	0.18	0.38	0.18	0.14	0.18

ITRF2014