Fast-PPP Products

A secured server https://server.gage.upc.edu/Products/ allows users to download gAGE precise products.

If you wish to gain access to the Fast-PPP products, please send an email to info.gage [at] upc.edu indicating the motivation and purpouse of using the Fast-PPP Products.

The gAGE precise products consist of four precise products listed here:

1. Ambiguities: fractional part of carrier-phase ambiguities (B1 BW), see format.
2. STEC: very precise sample of the actual slant total electron content, see format.
3. IONEX: gAGE IONEX files, see format.
4. CLK: satellite clock offsets, see format.

The server is structured in several directories:

• The first directory is defined to be yyyy, where

                 yyyy: year 4-digit (i.e., 2014).

• The second directory is defined to be ddd, which contains the four precise products gzip compressed for such day, where

                 ddd: day of the year number (i.e., 001).

Fast-PPP credits

If you feel it is appropriate, you may consider paying us back by citing the Fast-PPP papers:

• Rovira-Garcia A, Ibánez D, Orus R, Juan JM, Sanz J, González-Casado G (2020) "Assessing the quality of ionospheric models through GNSS positioning error: Methodology and Results" GPS Solutions 24(1):A4:1-12. DOI 10.1007/s10291-019-0918-z
• Sanz J, Juan JM, Rovira-Garcia A, González-Casado G (2017) "GPS differential code biases determination: methodology and analysis" GPS Solutions 21(4):1549–1561. DOI 10.1007/s10291-017-0634-5