NAVSAT-3 Results
Cost Breakdown
Total Lifetime CA Cost
€6.5M
(€540K/year over 12 years)
| Category | Annual | Lifetime | Share |
|---|---|---|---|
Fuel Consumption | €95K | €1.1M | 17.6% |
Ground Station | €160K | €1.9M | 29.6% |
Personnel | €200K | €2.4M | 37.0% |
Mission Time Lost | €55K | €660K | 10.2% |
Coordination | €30K | €360K | 5.6% |
Trade-Space Visualization
Cost (low to high)
Infeasible (SDM violation)
Annual collision avoidance cost as a function of orbital altitude and collision probability threshold. Red regions indicate SDM non-compliance (altitude > 900 km with Pc threshold > 1e-4).
SDM Compliance
Ruleset: ESA (ESSB-ST-U-007)| Rule | Threshold | Computed Value | Status |
|---|---|---|---|
| 25-year disposal | < 25 years | MEO disposal orbit | Pass |
| Collision probability | < 1e-4 per event | 1.2e-5 | Pass |
| Casualty risk | < 1e-4 | N/A (MEO) | Pass |
| Passivation | Required | Planned | Pass |
Scenario Comparison (SENTINEL-7)
| Metric | Baseline (Chemical) | Electric Propulsion | Automated DecisionBest | Delta (vs Baseline) |
|---|---|---|---|---|
| Total Annual Cost | €890K | €930K | €650K | |
| Fuel Consumption | €120K | €55K | €135K | €-65000+€15K |
| Ground Station | €210K | €240K | €180K | +€30K€-30000 |
| Personnel | €340K | €360K | €195K | +€20K€-145000 |
| Mission Time Lost | €150K | €200K | €100K | +€50K€-50000 |
| Coordination | €70K | €75K | €40K | +€5K€-30000 |
| Maneuvers / Year | 3.4 | 3.4 | 3.8 | |
| Fuel Budget Used | 68% | 22% | 74% |