FORCETALLY
Loading the evidence…
Preparing your view.
Preparing your view.
Measured figures
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Configuration
| Specification | Galileo (satellite navigation system) | M1 helmet |
|---|---|---|
| Country/ies of origin | European Union[source] | — |
| Operator(s) | EUSPA , ESA[source] | — |
| Type | Civilian , commercial[source] | Combat helmet[source] |
| Status | Initial services[source] | — |
| Coverage | Global[source] |
| Accuracy | 20 cm (public since 24 January 2023)[source] | — |
|---|
| Nominal satellites | 24[source] | — |
|---|
| Current usable satellites | 28[source] | — |
|---|
| First launch | 28 December 2005[source] | — |
|---|
| Last launch | 17 December 2025[source] | — |
|---|
| Total launches | 14[source] | — |
|---|
| Regime | 3 × MEO planes[source] | — |
|---|
| Orbital height | 23 222 km[source] | — |
|---|
| Orbital period | 10 ⁄ 17 sd (about 14 hours 4 minutes 45 seconds)[source] | — |
|---|
| Revisit period | 10 sidereal days[source] | — |
|---|
| Cost | €10 billion (initial constellation)[source] | — |
|---|
| Website | gsc-europa.eu (European GNSS Service Centre)[source] | — |
|---|
| Manufacturer | OHB[source] | McCord Radiator and Manufacturing Company and Schlueter Manufacturing Company[source] |
|---|
| Origin reported by article | European Union[source] | — |
|---|
| Place of origin | — | United States[source] |
|---|
| In service | — | 1941–1985 (US)[source] |
|---|
| Used by | — | See Users for details[source] |
|---|
| Wars | — | World War II Chinese Civil War Indonesian National Revolution Internal conflict in Myanmar Korean War Hukbalahap Rebellion First Indochina War Cuban Revolution Algerian War Civil conflict in the Philippines Vietnam War Suez Crisis Laotian Civil War Congo Crisis Guatemalan Civil War Portuguese Colonial War Nicaraguan Revolution Colombian conflict South African Border War Dominican Civil War Six-Day War Nigerian Civil War Football War Cambodian Civil War Ethiopian Civil War Ogaden War Eritrean War of Independence War of Attrition Black September Yom Kippur War Indo-Pakistani War of 1965 Indo-Pakistani War of 1971 Turkish invasion of Cyprus Western Sahara War Lebanese Civil War Salvadoran Civil War Sino-Vietnamese War Internal conflict in Peru 1982 Lebanon War Iran–Iraq War Falklands War United States invasion of Grenada United States invasion of Panama Somali Civil War Gulf War Croatian War of Independence Bosnian War Insurgency in Khyber Pakhtunkhwa[source] |
|---|
| Designer | — | Major Harold G. Sydenham[source] |
|---|
| No. produced | — | 22 million (1945)[source] |
|---|
| Reported operators | — |
|
|---|