Solar Radiation Pressure Orbit Perturbation Calculator

Orbital Perturbation Dynamics: Compute solar photon radiation force, characteristic perturbation acceleration, orbital eccentricity drift ($de/dt$), and stationkeeping fuel penalty.

Spacecraft & Orbital Parameters

Spacecraft Total Mass $m$ (kg):

Sunlit Cross-Section $A$ (m²):

Surface Reflectivity $C_R$:

Solar Distance (AU):

Orbit Regime Preset:

Orbit Semi-Major Axis $a$ (km):

Initial Eccentricity $e_0$:

SRP Acceleration & Perturbations

Radiation Force ($F_{\text{SRP}}$)

-- mN

Area/Mass: -- m²/kg

Characteristic Acceleration

-- µm/s²

Daily Equivalent: -- mm/s/day

Peak Eccentricity Drift ($\Delta e$)

Perigee Altitude Shift: ±-- km

Annual Stationkeeping Budget

-- m/s / yr

Flux: 1361 W/m² (P: 4.54 µPa)

Orbital Dynamics Context:

• Orbital speed $v_{\text{orb}}$: -- km/s

• Orbital period $T_{\text{orb}}$: -- hours

• Relative perturbation magnitude: SRP / Earth Gravity ~ --

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Solar Radiation Pressure Orbit Perturbation Calculator

Spacecraft & Orbital Parameters

SRP Acceleration & Perturbations

Frequently Asked Questions