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Articles

Real-data assimilation experiment with a joint data assimilation system: assimilating carbon dioxide mole fraction measurements from the Greenhouse gases Observing Satellite

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Pages 107-113 | Received 25 Aug 2015, Accepted 29 Oct 2015, Published online: 23 Feb 2016

Figures & data

Figure 1. Monthly distributions of GEOS-Chem simulated data () at GOSAT satellite geographic coordinates over January, April, July, and October 2010.

Figure 1. Monthly distributions of GEOS-Chem simulated data () at GOSAT satellite geographic coordinates over January, April, July, and October 2010.

Figure 2. Monthly distributions of Tan-Tracker assimilated data () at GOSAT satellite geographic coordinates over January, April, July, and October 2010.

Figure 2. Monthly distributions of Tan-Tracker assimilated data () at GOSAT satellite geographic coordinates over January, April, July, and October 2010.

Figure 3. Monthly distributions of the difference between retrieved GOSAT satellite data (observation; ) and the GEOS-Chem simulated data (Sim; ), calculated as , at GOSAT satellite geographic coordinates over January, April, July, and October 2010.

Figure 3. Monthly distributions of the difference between retrieved GOSAT satellite data (observation; ) and the GEOS-Chem simulated data (Sim; ), calculated as , at GOSAT satellite geographic coordinates over January, April, July, and October 2010.

Figure 4. Monthly distributions of the difference between retrieved GOSAT satellite data (observation;) and the Tan-Tracker assimilated data (TT; ), calculated as , at GOSAT satellite geographic coordinates over January, April, July, and October 2010.

Figure 4. Monthly distributions of the difference between retrieved GOSAT satellite data (observation;) and the Tan-Tracker assimilated data (TT; ), calculated as , at GOSAT satellite geographic coordinates over January, April, July, and October 2010.

Figure 5. Taylor diagram of Tan-Tracker assimilated data (; red circles) and GEOS-Chem simulated data (; blue points) compared with the observational data () from January 2010 to December 2010. The y-coordinates are the RMSE and the polar coordinates denote the correlation (CC).

Figure 5. Taylor diagram of Tan-Tracker assimilated data (; red circles) and GEOS-Chem simulated data (; blue points) compared with the observational data () from January 2010 to December 2010. The y-coordinates are the RMSE and the polar coordinates denote the correlation (CC).