1. CODE’s five-system orbit and clock solution—the challenges of multi-GNSS data analysis

   • Lars Prange
   • Etienne Orliac
   • Adrian Jäggi

   Original Article 24 November 2016 Pages: 345 - 360

   

2. Rapid initialization of real-time PPP by resolving undifferenced GPS and GLONASS ambiguities simultaneously

   • Jianghui Geng
   • Chuang Shi

   Original Article 01 November 2016 Pages: 361 - 374

   

3. A coordinate-invariant model for deforming geodetic networks: understanding rank deficiencies, non-estimability of parameters, and the effect of the choice of minimal constraints

   • Miltiadis Chatzinikos
   • Athanasios Dermanis

   Original Article 30 November 2016 Pages: 375 - 396

   

4. Ionospheric error contribution to GNSS single-frequency navigation at the 2014 solar maximum

   • Raul Orus Perez

   Original Article 24 November 2016 Pages: 397 - 407

   

5. Performance evaluation of GNSS-TEC estimation techniques at the grid point in middle and low latitudes during different geomagnetic conditions

   • O. E. Abe
   • X. Otero Villamide
   • M. Rodríguez-Bouza

   Original Article 28 November 2016 Pages: 409 - 417

   

6. Spatiotemporal filtering for regional GPS network in China using independent component analysis

   • Feng Ming
   • Yuanxi Yang
   • Bin Zhao

   Original Article 19 November 2016 Pages: 419 - 440

   

7. Rapid PPP ambiguity resolution using GPS+GLONASS observations

   • Yanyan Liu
   • Shirong Ye
   • Shengfeng Gu

   Original Article 23 January 2017 Pages: 441 - 455

   

8. IAG newsletter

   • Gyula Tóth

   IAG Newsletter 28 February 2017 Pages: 457 - 462

   

9. Erratum to: On the equivalence of Kalman filtering and least-squares estimation

   • E. Mysen

   Erratum 28 February 2017 Pages: 463 - 463