MAGNET GPS Station - Photo by Geoff Blewitt

Station ID : UNVA

Station operator information from: RINEX headers

When using products from this system please cite Blewitt et al., (2018) for the processing plus also the citation for the original data.


Latitude: 19.484 degrees

Longitude: -99.147 degrees

Height: 2233.154 meters

Time Series Data

(ascii text)
24 Hour Final Solutions


tenv3 or tenv




5 Minute Final Solutions


kenv tar files for download

Quality Assurance (QA) Files


.qa.gz file download

5 Minute Troposphere Solutions

Tot./Wet Zenith Delay, etc.

tar file download

Readme Files:

tenv3 format, tenv format, xyz format,
kenv format, trop format, QA file format
(Note: When using the MIDAS software
use the .tenv files linked above)

Nearest 4 Other Stations Distance


6.51 km


9.02 km


10.08 km


10.14 km

Time Series Plots

Click on the buttons on the left below to choose from available reference frames, latencies, and sample rates. Original, Cleaned (outlier removed) and detrended (using MIDAS rate) plots are available. See plot explanation page for further explanations on plot contents.

GPS time series plot
GPS time series plot
GPS time series plot
GPS time series plot
GPS time series plot
QA plot

Steps Information for this station

Station ID Date
Equipment Change Type/
or Event ID
UNVA14APR18 usb000pq41 7.2 301.5
UNVA17SEP08 us2000ahv0 8.2 746.0
UNVA17SEP19 us2000ar20 7.1 124.8
UNVA18FEB16 us2000d3km 7.2 366.0
UNVA20JUN23 us6000ah9t 7.4 520.2
UNVA21SEP08 us7000f93v 7.0 289.3
Distance is from this station to earthquake epicenter in km. A potential step record appears when this distance is less than 10^(M/2 - 0.79) where M is earthquake magnitude.
Steps for all stations are given in the master step file database.

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