Validating and comparing GNSS antenna calibrations Ulla KallioHannu KoivulaMarkku Poutanen Original Article Open access 22 March 2018 Pages: 1 - 18
A modified carrier-to-code leveling method for retrieving ionospheric observables and detecting short-term temporal variability of receiver differential code biases Baocheng ZhangPeter J. G. TeunissenMin Li Original Article 21 March 2018 Pages: 19 - 28
How to deal with the high condition number of the noise covariance matrix of gravity field functionals synthesised from a satellite-only global gravity field model? R. KleesD. C. SlobbeH. H. Farahani Original Article Open access 23 March 2018 Pages: 29 - 44
Improving multi-GNSS ultra-rapid orbit determination for real-time precise point positioning Xingxing LiXinghan ChenHarald Schuh Original Article 27 March 2018 Pages: 45 - 64
Cap integration in spectral gravity forward modelling: near- and far-zone gravity effects via Molodensky’s truncation coefficients Blažej BuchaChristian HirtMichael Kuhn Original Article 05 April 2018 Pages: 65 - 83
DIA-datasnooping and identifiability S. ZaminpardazP. J. G. Teunissen Original Article Open access 09 April 2018 Pages: 85 - 101
Precise orbit determination for BDS3 experimental satellites using iGMAS and MGEX tracking networks Xingxing LiYongqiang YuanXin Li Original Article 21 April 2018 Pages: 103 - 117