CHAOS model: spherical harmonic model of the main (core) field and its temporal variation
Thematic areas: Core field
Applicable missions: Swarm
Applicable spacecraft: Swarm-A, Swarm-B, Swarm-C
CHAOS model: spherical harmonic model of the main (core) field and its temporal variation
Also known as CHAOS-Core
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(delivered separately)
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Product identifier | MCO_SHA_2X |
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Definition | Spherical harmonic model of the main (core) field and its temporal variation |
Input Data | MAGx_LR_1B, AUX_DST_2_, AUX_KP__2_, AUX_IMF_2_, AUX_OBS_2_ |
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 | |
Quality indicator | |
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 More information can be found at http://www.spacecenter.dk/files/magnetic-models/CHAOS-6/ |
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