This file (Readme_format_GNSS_OSO_data) describes the content in the 36 ascii data files:

The name of files is defined as: XXXX_YY.csv where
XXXX: the name of stations (ONSA, ONS1, OTT1, OTT2, OTT3, OTT4, OTT5 and OTT6)
YY:   the constraint value used in the solution (0.3 mm/sqrt(hour) and 2.0 mm/sqrt(hour))

Location: Onsala Space Observatory, Sweden

Years: 2022 and 2023

Columns in the data files:

1; Julian date

2; Year

3; Month

4; Day

5; Hour (UT)

6; Minute (UT)

7; Zenith wet delay (mm)

8; East gradient (mm)

9; North gradient (mm)

10; 1-sigma formal error of zenith wet day (mm)

11; 1-sigma formal error of east gradient (mm)

12; 1-sigma formal error of north gradient (mm)

13; East gradient given by ERA5 (mm)

14; North gradient given by ERA5 (mm) 

January 13, 2025
tong.ning@lm.se