NORTH LIBERTY
Station summaryNLIB
| IGS-type acronym : | NLIB |
| Latitude : | 41.77159882 |
| Longitude : | -91.57489777 |
| Installed date : | 1993-03-05 |
| Decommissioned date : | |
| Country : | U.S.A. |
| City: | NORTH LIBERTY |
| Station status : | active (green) |
| Domes Nr.: | 40465M001 |
| Station operator: | (NRAO) - National Radio Astronomy Observatory |
| IGS-like station form : |
GPS position times seriesNLIB
(Reference epoch: )
| M | Material change or malfunction |
| E | Earthquake |
| RF | Reference Frame change |
| U | Unknown |
| NA | Not available |
| Position discontinuity | |
| Velocity discontinuity |
Data available at SONELNLIB
Quality plots on RINEX filesNLIB
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Plots generated using software developed with the EPN team at ROB |
| Observations & tracking performance | Satellite tracking |
(this operation may take 20 to 45s)
The satellite tracking graph has been calculated for all stations for the first day of each month. If you wish to have a graph for another date, choose the 'Calculate a specific date' option.
Photo albumNLIB
Log bookNLIB
[IGSSTATION-7862] - 2020-02-05 (18/03/2020)
Septentrio receiver f/w has been updated from 5.3.0 to 5.3.2 for following IGS sites.
ABPO, ARUC, BREW, CHPI, DGAR, FALK, GODE, IISC, JPLM, KOKB, NLIB, SUTH, USUD, VACS
Please see the respective site logs for details.
[IGSSTATION-7702] - 2019-07-12 (29/07/2019)
Data publication has resumed for North Liberty (NLIB) station, Iowa, USA starting from 2019.001.
The site is now running SEPT POLARX5TR receiver and a new calibrated antenna.
Please see the updated site log at IGS for additional details.
ftp://ftp.igs.org/pub/station/log/nlib_20180615.log.
[IGSSTATION-7347] - 2018-06-28 (12/07/2018)
NLIB has recently been experiencing tracking problems which began to manifest over a month ago. The last day of published data is on 2018-06-12 (D163).The issue is currently under investigation but we expect to have a resolution within the next few weeks. An announcement will be made once the station is back to normal and data becomes available once again.
21/09/2009: Off-line during a subsequent data verification period. (26/01/2011)
[IGSSTATION-3322]: station NLIB has been taken offline while damaged equipment is replaced, and will remain offline during a subsequent data
verification period (D. Stowers).
