This page summarizes changes to the EPN web site during the five last years, excluding the automated information updating.
Display / hide all the changes between 2000 and 2019.

31-Jul-2023The Guidelines for the EPN Analysis Centres have been updated: update of processing options (e.g., troposphere mapping functions, receiver antenna misalignments toward north, mixing of antenna phase centre corrections between systems not permitted), long filenames for EPN AC products and troposphere rapid solutions recommended.
10-May-2023The EPN Central Bureau (EPN CB) offers some web services through RESTful Application Programming Interface (API) that allows to interact with EPN CB purely as data or information which can be downloaded or searched via HTTP(S) requests.
27-Apr-2023Update of Procedure for Becoming an EPN Station. Harmonisation with the new version of M3G and some links updated.
25-Apr-2023Update of Guidelines for EPN Data Centres and EPN Broadcaters. Full replacement of OLG by BEV in the text. Added EPN products to the data flow. Added specifications on the real-time product format. Added specifications to trace operations on RINEX data at data centres. Correction of Fig.1 and Fig. 2.
29-Nov-2022The minutes of the 12th EUREF Local Analysis Centres Workshop (online, November 03-07, 2022) have been added.
30-Aug-2022Update of Procedure for Becoming an EPN Station. Added clarification in Section 6. New sections 7 and 8. Introduction of web form to generate EPN commitment letter.
29-Aug-2022Release of V2.0 of ETRF/ITRF Coordinate Transformation Tool (ECTT) with reduced intermediate coordinate transformations. V2.0 includes now also transformations from and to ITRF2020.
24-Aug-2022The new web page Propose a new EPN station provides information on how to provide a station for the EPN.
18-May-2022The Guidelines for the EPN Analysis Centres have been updated. BEV RDC has been added as EPN product centre.
22-Mar-2022The Guidelines for EPN Stations and Operational Centres have been updated.
03-Feb-2022The mailing lists web pages and ftp server have been adapted to respect the GDPR rules.
13-Dec-2021Information about the RINEX v.4.00 added to the RINEX format page.
16-Jul-2021Error reporting, comment and rating are now available from (and for) each web page.
26-May-2021Update of Procedure for Becoming an EPN Station.
25-Feb-2021The new EPN Densification Product Portal is available from the menu item "PRODUCTS & SERVICES".
17-Nov-2020The EPN site pictures have to be managed using the M3G system.
27-Mar-2020Update of the page Proposed Stations to only display relevant information.
18-Nov-2019The Guidelines for EPN Stations and Operational Centres have been updated.
13-Nov-2019The minutes of the 11th EUREF Local Analysis Centres Workshop (Warsaw, Poland, October 16-17, 2019) have been added.
09-Aug-2019Update of reference to EPN CB paper in the home page.
08-May-2019Update of FAQ.
08-May-2019Update of Procedure for Becoming an EPN Station.
08-May-2019Update of web page Site Log File Check.
01-Mar-2019The new site log file check tool is available for any guest and has been added to the menu item "NETWORK & DATA".
30-Nov-2018EPN CB data quality checks switched to G-nut/Anubis 2.2.1.
28-Aug-2018New operational centres web page.
12-Jul-2018Combination strategy of EPN Analysis Centres coordinate solutions updated.
23-May-2018New multi-GNSS comparisons of EPN station data quality.
23-Mar-2018Additional information about the data quality monthly snapshots (e.g. ACOR).
22-Feb-2018The new site log submission tool (M3G) is available for selected OC and has been added to the menu item "NETWORK & DATA".
02-Jan-2018ETRF2014/IGS14 coordinates/velocities issued by EUREF added to the individual station coordinates web page (e.g. ACOR00ESP) from GPSweek 1950.
10-Nov-2017Add transformations from and to ITRF2014 and ETRF2014 in ETRF/ITRF Transformation
31-Oct-2017The minutes of the 10th EUREF Local Analysis Centres Workshop (Brussels, Belgium, October 25-26, 2017) have been added.
11-May-2017New multi-GNSS monthly snapshots of satellite tracking
07-Apr-2017Inclusion of updated tropospheric products
03-Apr-2017Inclusion of updated multi-year EPN position & velocity solution
31-Mar-2017Dual frequency tracking info added to the Station List, Proposed Stations and Data Quality web pages
03-Jan-2017New URL for the EPN CB web site : http://www.epncb.eu.
30-Nov-2016Brand new EPN CB web site.
14-Apr-2016Official ITRF2014 coordinates/velocities issued by the IERS added to the individual station coordinates web page (e.g. ACOR00ESP).
02-Feb-2016New page showing the actual EPN tracking status based on the availability of daily, hourly or real-time observation data.
29-Jan-2016Real-time web page updated.
22-Jan-2016New page about the status of the real-time products & data streams.
27-Oct-2015The minutes of the ninth EUREF Local Analysis Centres Workshop (Bern, Switzerland, October 14-15, 2015) have been added.
26-Oct-2015The Guidelines for EPN Stations and Operational Centres have been updated.
17-Mar-2015The guidelines for the EPN Data Centres & EPN Broadcasters have been updated.
12-Mar-2015"GNSS Data" section modified in the individual station web pages (e.g. BRUX).
19-Jan-2015RINEX3 long station names included in the station list web page.
06-Jan-2015Revision of the Tropospheric Products web page.
06-Aug-2014Organisation menu revisited and restructured.
11-Mar-2014Information about the relation to EUMETNET has been added to the Projetcs web page.
18-Dec-2013The Procedure for Becoming an EPN Station has been updated.
19-Nov-2013The guidelines for the EPN local analysis centres have been updated.
03-Jun-2013The minutes of the eighth EUREF Local Analysis Centres Workshop (Brussel, Belgium, May 15-16, 2013) have been added.
28-May-2013The Guidelines for EPN Stations and Operational Centres have been updated.
28-May-2013The Guidelines for EUREF Densifications have been updated.
28-May-2013Karolina Szafranek replaces Heinz habrich as Analysis Centres Coordinator.
16-Apr-2013Update of the EPN related papers.
11-Apr-2013The IGS realization IGb08 has been added to the individual coordinates web page. e.g. MATE
01-Mar-2013EPN LAC workshop 2013 web pages hosted by the EPN CB.
17-Jan-2013The Procedure for Becoming an EPN Station has been updated.
31-Oct-2012REPRO1 information added to Coordinates.
31-Oct-2012REPRO1 information added to Position time series.
31-Oct-2012RINEX V3 information added to the individual station web pages (e.g. BRUX).
22-Aug-2012Individual position time series web page upaded. e.g. MEDI
09-May-2012EPN web site restructured.
04-Apr-2012The troposphere results of the first EPN reprocessing (EPN REPRO 1) are included into the ZPD and ZPD biases time series plots.
21-Mar-2012Individual antenna calibrations added to the individual station web pages (e.g. WTZR).
01-Feb-2012REPRO1 information added to Weekly EUREF solution.
05-Dec-2011The Procedure for Becoming an EPN Station has been updated.
25-Oct-2011Station pictures associated to the site log sections (e.g. WROC).
25-Oct-2011New web-based Site Picture Submission tool.
13-Sep-2011The IGS coordinates are published (e.g. BRUS).
08-Jun-2011New EPN Local Analysis Center at RGA
18-Apr-2011The IGS08 reference frame has been introduced for the combined EPN solution.
23-Nov-2010The minutes of the seventh EUREF Local Analysis Centres Workshop (Warsasw, Poland, November 18-19, 2010) have been added.
28-Oct-2010Update of the EPN related papers.
16-Aug-2010The official national ETRF coordinates are published (e.g. MAR6).
13-Aug-2010Update of the EPN related papers (EUREF Publications No. 16 and 17).
25-May-2010The Tracking Network web pages have been udated: maps and lists have been merged to give more information in one time in one place.
18-May-2010Web-based ETRS89/ITRS transformation tool updated (frames added).
18-May-2010Proposed stations web page updated in order to reflect the updated guidelines.
18-May-2010The guidelines for EUREF Densifications have been updated.
17-Mar-2010The guidelines for the EPN stations and operational centres have been updated.
17-Mar-2010The guidelines for the EPN local analysis centres have been updated.
21-Jan-2010Individual calibrations available without password.
15-Jan-2010Criteria added to the List extracted from log files web page.
06-Jan-2010New page for the formats currently used by the EUREF/IGS.
01-Dec-2009New LAC : MUT.
16-Nov-2009New web-based ETRS89/ITRS transformation tool.
12-Oct-2009Declassified pictures kept in the Station Pictures web pages (e.g. BUCU).
02-Oct-2009The EPN station coordinates web page has been updated.
08-Sep-2009The paper Guidelines for EUREF Densifications has been added.
12-Aug-2009The paper Increasing the GNSS Stream Dissemination Capacity has been added to the EPN RT analysis web page.
02-Jul-2009The new web-based Site Log Validation and Submission tool replace the mail-based site log submission and validation.
30-Jun-2009Shortcuts (next meetings, last news and updated pages) have been added to the Welcome page.
27-May-2009Table showing the mean latency of real-time observations has been added to the 15min High-rate RINEX web page.
20-May-2009Analysis Reports web pages showing agreement of LAC solutions with EPN combined solution have been added.
28-Apr-2009The EPN Reprocessing Special Project has been added to the EPN Projects web page.
13-Mar-2009The cumulative EPN SINEX solutions provided by the Time Series Analysis will be updated each 5 weeks from now on.
13-Mar-2009A third product (ZPD radiosonde time series) has been added to the Site Zenith Path Delays web page.
20-Feb-2009The EPN Real-time Analysis Special Project has been added to the EPN Projects web page.
06-Dec-2008The EPN Coordinate/Velocity web pages have been updated.
16-Oct-2008The ETR89 and ITRS coordinate time series have been removed from the Time Series web page and are now included in the EPN Weekly Combined Solution web page.
16-Oct-2008The Time Series Special Project took place between 2001 and 2008. From 2008, the Time Series Analysis is part of the EPN routine operations.
24-Jul-2008The Troposphere Parameter Estimation Special Project took place between 2001 and 2008. From 2008, the estimation of Site Zenith Path Delays is part of the EPN routine operations.
03-Jul-2008Overview of the Performance of all EPN stations.
03-Jul-2008Proposed Stations web page revisited and automated in order to reflect the real inclusion criteria.
17-Mar-2008The EUREF-IP Pilot Project took place between 2002 and 2007. From 2008, the Real-time Data Streams are part of the EPN GNSS data.
17-Mar-2008The former web page "Data Centres" has been replaced by the page Daily & Hourly.
17-Mar-2008Questions/answers added to the Frequently Asked Questions.
14-Jan-2008Error bars added to Time Series plots.
21-Dec-2007Zenith Total Delay (ZTD) time series added (e.g. KLOP).
12-Oct-2007Interactive web pages for the hourly data latency graphics (e.g.BISK). Period and data centres can be chosen/selected.
07-Aug-2007Update of the EPN related papers. EUREF Publication No. 15 (EUREF symposium held in Vienna, Austria, June 1-4 2005).
15-May-2007Update of the Guidelines for EPN Stations and Operational Centres.
11-May-2007Rapid EPN combined solution included in the raw time series web pages (e.g. BRUS).
10-May-2007Major update of the EPN Special Project Coordinate Time Series Analysis web pages.
08-May-2007Official ETRF2005 coordinates/velocities issued by the IERS added to the individual station coordinates web page (e.g. ANKR).
27-Mar-2007Real-Time GNSS in Routine EPN Operations (Concept) pdf file added to the Guidelines and Recommendations web page.
02-Mar-2007Link to the Guidelines for Reference Frame Fixing (Transformation formula's between successive realizations of the ETRS89 and ITRS) updated in the Station Coordinates web page.
01-Mar-2007Update of the Guidelines for EPN Stations and Operational Centres.
22-Feb-2007Temporary Excluded Stations web page removed. Henceforth this information is directly available from the individual site information web pages (e.g. BOGO).
16-Feb-2007Former stations web page removed. Henceforth this information is available from Station list web page.
15-Dec-2006Official ITRF2005 coordinates/velocities issued by the IERS added to the individual station coordinates web page (e.g. ANKR).
08-Dec-2006Maps web page revisited.
08-Dec-2006Proposed stations web page revisited and automated.
05-Dec-2006Update of EPN Guidelines
05-Dec-2006Equipment and Calibration web page revisited.
04-Dec-2006Time series of the daily biases (from the troposphere parameter combination) have been added to the Data Processing section (e.g. ZECK).
10-Nov-2006Mails and EUREF-IP mail web pages added.
02-Oct-2006Disclaimer and Copyright web page added.
01-Sep-2006The observed GLONASS data have been added to the snapshot graphics of the satellite tracking (e.g. ZECK).
08-Aug-2006The individual site information web pages are revisited (e.g. BRUS).
03-Aug-2006The equipment and calibration page is revisited.
13-Jul-2006The EUREF-IP pilot project web page is dynamically done from the broadcasters source tables.
24-May-2006New Calendar web page.
23-May-2006New interactive map in the station maps web page.
03-Apr-2006New plots (indicating the estimated annual periodicity) added in the cleaned time series.
23-Mar-2006Added minutes of the fifth EUREF Local Analysis Centres Workshop, Padua, Italy, March 15-16, 2006.
01-Feb-2006RINEX format description version 3.0 added to the daily and hourly data web page.
01-Feb-2006Major update of the products web page.
01-Feb-2006New individual station coordinates web pages.
31-Jan-2006Major update of the Frequently Asked Questions.
11-Jan-2006EUREF LAC Workshop 2006 announced.
07-Nov-2005Major revision of the guidelines for EPN Data Centres.
07-Nov-2005Major revision of the proposed stations web page.
27-Sep-2005Improved time series renamed into cleaned time series.
01-Aug-2005Update of the EPN related papers.
11-Feb-2005Update of the Procedure for Becoming an EPN Station (section "D. Data format, Flow and Archive").
14-Dec-2004Major revision of the Guidelines for EPN Stations and Operational Centres.
08-Sep-2004Update of the Procedure for Becoming an EPN Station (section "A. Procedure Summary").
16-Jun-2004Hourly Data Latency page (e.g. BRUS) added (accessible from the station information page). This plot shows the minimal latency of the hourly RINEX data files of a station at the EPN data centres.
09-Feb-2004Plots added in Data Quality pages (accessible from the individual site information pages. e.g. ACOR).
02-Dec-2003Major revision of the Procedure for Becoming an EPN Station.
07-Nov-2003The directory structure of the EPN CB Web site has been re-arranged. Please feel free to contact EPN CB if a link on one of the web pages does not work anymore.
02-Oct-2003Added minutes of the EUREF Local Analysis Centres Workshop, Graz, Austria, September 18-19, 2003.
01-Oct-2003Added link to the Monumentation Design and Implementation Recommendations (Source: IGS) in the web page Guidelines.
26-Aug-2003Added instructions for Site Log Submission.
01-Aug-2003Added Hourly Data Latency (e.g. BOGI). Accessible from the station information pages.
01-Jul-2003Restricted EUREF-IP forms to EPN stations only.
23-Apr-2003Added Special Project EUREF-IP.
08-Apr-2003Section "2.6 Switch between operational and inactive status" added in the Guidelines for EPN stations and Operational Centres web page.
26-Mar-2003Plots added in the Snapshots of Satellite Tracking web page (e.g. DRES). Accessible from the station information web pages.
14-Mar-2003Annoucing : Fourth EUREF Local Analysis Centres Workshop, Graz, Austria, September 18-19, 2003.
13-Mar-2003Update of the Guidelines for EPN Stations and Operational Centres.
13-Mar-2003Update of the Guidelines for EPN Data Centres.
23-Dec-2002Papers presented at the EUREF 2002 symposium added to the Papers web page.
03-Dec-2002Added Guidelines for EPN Analysis Centres.
27-Nov-2002Paper by Weber G. added to the Papers web page.
20-Nov-2002Paper by Soehne W. and G. Weber added to the Papers web page.
01-Sep-2002New LAC : SUT.
05-Aug-2002Annoucing automated site log submission email address.
16-Jul-2002Added link EUREF-IP Project documentation (NTRIP), BKG,Germany.
12-Jun-2002Added paper by Bruyninx et al to the Papers web page.
12-Jun-2002SCIGAL Earth Science Applications using Galileo added to the Papers web page.
03-Jun-2002Added ITRS and ETRS89 Time Series.
22-May-2002Update of EPN guidelines (pdf files added).
03-May-2002Presentation by Kenyeres A. from EGS General Assembly (Nice, France) added to the Papers web page.
19-Apr-2002Presentation by Habrich H. from IGS Workshop (Ottawa, Canada) added to Papers web page.
17-Apr-2002Added information about GOP data centre to the Data Centres web page.
18-Feb-2002Paper by Borkowski et al (presented at the IAG 2001 symposium) added to the Papers web page.
25-Jan-2002Papers by Malkin and Voinov (presented at the IGS Network Workshop 2000) and by Panafidina and Malkin (presented at the IAG 2001 symposium) added to the Papers web page.
24-Jan-2002Papers by Pany et al and Stangl (presented at the EUREF 2001 symposium) to the Papers web page.
22-Jan-2002Papers by Habrich, Kenyeres et al and Weber (presented at the EUREF 2001 symposium) added to the Papers web page.
02-Jan-2002New LAC : SGO.
31-Oct-2001Network maps added (pdf and ps format).
29-Oct-2001Time Series plots added (pdf format).
13-Sep-2001Special Project Troposphere Parameter Estimation added.
02-Sep-2001New LAC : IGE.
28-Aug-2001ETRF94, ETRF96 and ETRF2000 added.
28-Aug-2001Transformation formula's between ETRS89 and ITRS (Postscript version, PDF version) added.
24-Jul-2001Minutes of the third LAC Workshop added.
20-Jun-2001MOPI station report added to the Papers web page.
04-Jun-2001Papers by Bruyninx and Roosbeek and Takacs and Bruyninx (presented at the EUREF 2001 symposium) added to the Papers web page.
09-Apr-2001Customized station summary file web page added.
09-Apr-2001New web site address : www.epncb.oma.be.
07-Feb-2001New LAC : DEO.
31-Jan-2001Guidelines for hourly data upload added.
21-Dec-2000Azimuth/elevation graphs added.
11-Dec-2000EPN SP on Time series monitoring added.
24-Nov-2000EPN guidelines updated.
25-Oct-2000Papers Trying to understand what is happening in Madrid IGS station and Investigation on the Coordinates of the Permanent GPS station VENE (Venice) added to the Papers web page.
23-Oct-2000Components information web page added.
19-Oct-2000Link to the official web page (new) of the EUREF subcommission, available from the EUREF logo on each EPN web page.
04-Oct-2000CSTG guidelines for The International Space Geodetic and Gravimetric Network (ISGN) added.
26-Sep-2000EUREF submissions to the IERS added.
19-Jul-2000EPN special projects web page added.