Spherical harmonic model of the main (core) field and its temporal variation, from the fast-track inversion
Thematic areas: Core field
Applicable missions: Swarm
Applicable spacecraft: Swarm-A, Swarm-B, Swarm-C
Spherical harmonic model of the main (core) field and its temporal variation, from the fast-track inversion
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| Product identifier | MCO_SHA_2F |
|---|---|
| Definition | Spherical harmonic model of the main (core) field and its temporal variation |
| Input Data | MAGx_LR_1B, AUX_IGR_2_, AUX_COR_2_, AUX_LIT_2_, AUX_DST_2_, AUX_KP__2_, AUX_IMF_2_. Optional: MMA_SHAi2C, MMA_SHA_2F, MIN_1DMi2_ |
| Input Time Span | Minimum of 4 months |
| Spatial representation | Spherical Harmonics up to degree 18 |
| Time representation | Snapshot models |
| Units | nT |
| Resolution | 1 pT |
| Uncertainty | Refere to quality report |
| Quality indicator | Statistics of data misfit, power spectra etc. provided in validation report |
| Data volume | ~10 kB |
| Data format | ASCII table |
| Output Data | Gauss coefficients |
| Output time span and resolution | Time span: Minimum 4 months Time resolution: corresponding to 3 month knots separation and order 2 splines |
| Update rate | First after 4 month, afterwards update is three months (if granted by data quality). |
| Latency | 1 week |
| Notes | Assumed updated rate is three month |
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