SW_MIO_SHA_2D

Model of non-polar daily geomagnetic variation caused by ionospheric currents, derived from dedicated chain (DIFI)

Thematic areas: Ionosphere/Magnetosphere

Applicable missions: CHAMP, Swarm

Applicable spacecraft: CHAMP, Swarm-A, Swarm-B, Swarm-C

Description

Model of non-polar daily geomagnetic variation caused by ionospheric currents, including their variability with season and solar flux, derived in Dedicated Ionospheric Field Inversion chain

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Product identifier MIO_SHA_2D
Definition Spherical harmonic representation of the daily geomagnetic variations at mid and low
latitudes (Sq and EEJ) and its induced counterpart
Input data MAGx_LR_1B, AUX_KP__2_, AUX_DST_2_, AUX_F10_2_, AUX_IMF_2,
AUX_COR_2_, AUX_OBS_2_, AUX_LIT_2_, AUX_IGR_2_, MCO_SHA_2F,
MCO_SHAi2D, MLI_SHAi2D, MCO_SHAi2C, MLI_SHAi2C, MMA_SHAi2C,
MMA_SHA_2F, Q3D_CI_i2, and other non-Swarm data
Input time span 3 months to 1 year, to be confirmed and aligned to update rate
Spatial representation Spherical Harmonics up to degree 60 and order 12 in dipole coordinates
Time representation Fourier Series, seasonal and daily periodicity
Units nT
Resolution 1 fT
Uncertainty Refer to product quality report
Quality indicator Statistics of data misfits provided in the validation report
Data volume ~ 3.5 Mo'
Data format ASCII listing
Output data Coefficients of SH model in dipole coordinates, with seasonal and diurnal periodicity
Output time span N/A
Update rate First after 6 months, 1 year, and update every year
Latency 1.5 months
Notes  

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