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- fixed IGRF-13 model

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- fixed GST calculation
- fixed conversion ECI
- ToDo: remove debug output, check normalization
This commit is contained in:
Marius Eggert
2022-12-08 09:52:42 +01:00
parent 72b503bb8f
commit fac2fc4971
2 changed files with 119 additions and 37 deletions
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28
mission/controller/acs/Igrf13Model.h
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@ -43,14 +43,15 @@ class Igrf13Model /*:public HasParametersIF*/ {
* - timeOfMagMeasurement: time of actual measurement [s]
*
* Outputs:
* - magFieldModelInertial: Magnetic Field Vector in IJK KOS [nT]*/
* - magFieldModelInertial: Magnetic Field Vector in IJK RF [nT]*/
// Coefficient wary over year, could be updated sometimes.
void updateCoeffGH(timeval timeOfMagMeasurement); // Secular variation (SV)
double magFieldModel[3];
void schmidtNormalization();
private:
const double coeffG[14][13] = {
double coeffG[14][13] = {
{-29404.8, -2499.6, 1363.2, 903.0, -234.3, 66.0, 80.6, 23.7, 5.0, -1.9, 3.0, -2.0, 0.1},
{-1450.9, 2982.0, -2381.2, 809.5, 363.2, 65.5, -76.7, 9.7, 8.4, -6.2, -1.4, -0.1, -0.9},
{0.0, 1677.0, 1236.2, 86.3, 187.8, 72.9, -8.2, -17.6, 2.9, -0.1, -2.5, 0.5, 0.5},
@ -66,7 +67,7 @@ class Igrf13Model /*:public HasParametersIF*/ {
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -0.3, -0.5},
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -0.4}}; // [m][n] in nT
const double coeffH[14][13] = {
double coeffH[14][13] = {
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0},
{4652.5, -2991.6, -82.1, 281.9, 47.7, -19.1, -51.5, 8.4, -23.4, 3.4, 0.0, -1.2, -0.9},
{0.0, -734.6, 241.9, -158.4, 208.3, 25.1, -16.9, -15.3, 11.0, -0.2, 2.5, 0.5, 0.6},
@ -82,7 +83,7 @@ class Igrf13Model /*:public HasParametersIF*/ {
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.5, -0.4},
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -0.6}}; // [m][n] in nT
const double svG[14][13] = {
double svG[14][13] = {
{5.7, -11.0, 2.2, -1.2, -0.3, -0.5, -0.1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0},
{7.4, -7.0, -5.9, -1.6, 0.5, -0.3, -0.2, 0.1, 0.0, 0.0, 0.0, 0.0, 0.0},
{0.0, -2.1, 3.1, -5.9, -0.6, 0.4, 0.0, -0.1, 0.0, 0.0, 0.0, 0.0, 0.0},
@ -98,7 +99,7 @@ class Igrf13Model /*:public HasParametersIF*/ {
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0},
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0}}; // [m][n] in nT
const double svH[14][13] = {
double svH[14][13] = {
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0},
{-25.9, -30.2, 6.0, -0.1, 0.0, 0.0, 0.6, -0.2, 0.0, 0.0, 0.0, 0.0, 0.0},
{0.0, -22.4, -1.1, 6.5, 2.5, -1.6, 0.6, 0.6, 0.0, 0.0, 0.0, 0.0, 0.0},
@ -113,6 +114,23 @@ class Igrf13Model /*:public HasParametersIF*/ {
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0},
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0},
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0}}; // [m][n] in nT
double schmidtFactors[14][13] = {{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}};
;
bool schmidtNorm = false;
double updatedG[14][13];
double updatedH[14][13];