Attention:
Please note that the Marine Gravitymeter System can only be operated upon request. Request operations with the Marine Gravitymeter System to AWI-Logistics in sufficient time prior to the cruise.
Summary
Responsible Persons
Components
The Marine Gravitymeter System consits of the Gravitymeter KSS 32-M and the operator-laptop in the Gravitymeter Room on board. The Gravitymeter control system and data acquisition software BGGS DACQS is installed on the laptop.
Position
Data logging, storage and archiving
Logged parameters
Central geographical ship's position and time standard
Time stamp from DShip NMEA telegram.
A gyro-stabilized platform accounts for compensation of the ship's movements. Navigation data from DShip NMEA telegram.
Rawdata storage on board
All measured values are stored to the DShip system. Rawdata backup to operator-laptop is possible.
Dship
All measured values are stored to the DShip System:
Device name |
gravimeter |
---|---|
Parameters |
ACC-X [m/s 2]; ACC-Y [m/s 2]; clockID; gravity [mgal]; seastate |
Data archiving on land
??? After the cruise, the operator transfers the measurement data along with required meta data to AWI after consultaion with the data scientist and AWI Logistics. Then, the data (including meta data) can be extracted from https://www.pangaea.de/ (for authorized users only). The unevaluated DShip data set can be extracted from https://dms.awi.de. ???
Documentation
The manuals are located in the Gravitymeter Room on board