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SW_MCO_SHA_2C
Full product name
Spherical harmonic model of the main (core) field and its temporal variation derived in Comprehensive Inversion chain
Description
Spherical harmonic model of the main (core) field and its temporal variation derived in Comprehensive Inversion chain
Data Access
- Files
- HTTPS (Product files): https://swarm-diss.eo.esa.int/#swarm/Level2longterm/MCO
- FTP (Product files): ftp://swarm-diss.eo.esa.int/Level2longterm/MCO
- Web services
Details
| Product identifier | MCO_SHA_2C |
|---|---|
| Definition | Spherical harmonic model of the main (core) field and its temporal variation |
| Input Data | MCO_SHAi2C, MCO_VAL_2_ |
| Input Time Span | All available quiet time observations from the mission |
| Spatial representation | Spherical Harmonics up to degree 18 |
| Time representation | Snapshot models, based on order 5 splines with 6 months knots spacing |
| Units | nT |
| Resolution | 1 pT |
| Uncertainty | Refer to quality report |
| Quality indicator | Statistics of data misfit provided in validation report |
| Data volume | ~10 kB |
| Data format | ASCII table (SHC) |
| Output Data | Gauss coefficients |
| Output time span | As input time span but with some extrapolations |
| Update rate | First after 1 year, updated every year |
| Latency | 1.5 months |
| Notes |
Related resources
Part of the CI (comprehensive inversion) chain, related to the "CM" model series, see e.g.:
Sabaka, T.J., Tøffner-Clausen, L., Olsen, N. et al. CM6: a comprehensive geomagnetic field model derived from both CHAMP and Swarm satellite observations. Earth Planets Space 72, 80 (2020). https://doi.org/10.1186/s40623-020-01210-5