Version 2.4.4 of the S2G Data Viewer has been released and can be downloaded here.
Release Notes are available here.
User registration is required. Please find detailed instructions here.

New Features
- S2G can be invoked from the command line to load and inspect CCSDS compliant telemetry data
- Possibility to open multiple plot windows (non-modal behaviour)
Corrections
- ANR-204: Types defined as Complex in the schema display ‘Complex’ type in the type column, instead of “binary”
- ANR-208: The default size of the Time_Code_Field column in the Unit List fits the UTC time string length
- ANR-208: Plot window can be resized both vertically and horizontally without keeping the fixed x-y ratio
Updated Mission Schemas
- EarthCARE X-band
- Sentinel-4 X-band
- Sentinel-5 X-band
- Sentinel-6 X-band
- Seosat X-band
New mission schemas are available for S2G Data Viewer and DFDL4S library.
The mission schemas can be downloaded through the check for updates mechanism within S2G (Help–> Check for Updates) or obtained from the S2G mission schemas page
New Mission Schemas
- MetOp-SG-A Ka/X-band v1.1.2
- MetOp-SG-B Ka/X-band v1.1.1
Overall TM packets supported (CADU, CADU Scrambled, Transfer Frames, Instrument Source Packets), down to the level of decoding ISP primary and secondary headers.
Note:
MetOp-SG-A: Include ISP data definitions for NAVATT and UVNS instrument source packets.
MetOp-SG-B: Include ISP data definitions for NAVATT instrument source packets.
Updated Mission Schemas
- Sentinel-5 Ka/X-band v1.1.1
Changes wrt v1.0.4: Added ISP NAVATT definitions, xs types aligned with MetOp-SG-A definitions, add choice for unknown APID – SID combination
New mission schemas are available for S2G Data Viewer and DFDL4S library.
The mission schemas can be downloaded through the check for updates mechanism within S2G (Help–> Check for Updates) or obtained from the S2G mission schemas page
Updated Mission Schemas
- Sentinel-5 Ka/X-band v1.1.2
- MetOp-SG-A Ka/X-band v1.1.3
Changes wrt Sentinel-5 v1.1.1 and MetOp-SG-A v1.1.2:
- Update UVNS APID list
- Remove UVNS Frame Data types
- Update UVNS APID list vs SID for all types UVNS UV1/UV2a/UV2/VIS/NIR-1/NIR-2/SWIR1/SWIR3 ScienceData and SmallPixelData
Version 2.4.5 of the S2G Data Viewer has been released and can be downloaded here.
Release Notes are available here.
User registration is required. Please find detailed instructions here.

New Features
- Update to Eclipse RCP 4.8 (Photon) SDK using compatibility layer
- New splash-screen
Corrections
- ANR-197: Performance decrease observed during TF to ISP transformation
- ANR-223: Sequence Source Counter gaps error wrongly reported for ISPs with different APIDs
- ANR-228: Plot not correct if the path to the field given as X or Y axis does not exist for a given data unit
- ANR-230: Split by APID did not work during TF to ISP transformation and the first TF was skipped
New Mission Schemas
- MetOp-SG-A Ka-band
- MetOp-SG-B Ka-band
- Sentinel-4 X-band
Updated Mission Schemas
- EarthCARE X-band
- Sentinel-5 X-band
- Sentinel-6 X-band
- Seosat X-band
Version 2.5.0 of the S2G Data Viewer has been released and can be downloaded here.
Release Notes are available here.
User registration is required. Please find detailed instructions here.

New Features
- S2G has been built using the latest DFDL4S v1.6.0 library
- Internal changes have been performed in S2G to adapt to DFDL4S API
- Mission schema format has been updated to comply with DFDL4S v1.6.0
- macOS packages distributed as .dmg
- Changes in default colors for item selection and error category ‘Unexpected Value Error’
Corrections
- ANR-238: Warning messages raised when importing JAR files as Standard schema have been made more clear
Updated Mission Schemas
- Schema files for all missions have been updated as a result of changes needed to make the schemas compatible with new DFDL4S v1.6.0