Donald Alperstein
USA
age
73
73
referee licences
| license level | discipline | valid | ||
|---|---|---|---|---|
| national | C National | Kårde | 7. jan. 2022 | active |
| international | FIE B | Kårde | until 7. jan. 2022 | expired |
| number of matches (pools/tableaus) refereed: | referee | videoreferee | |||||||
|---|---|---|---|---|---|---|---|---|---|
| (depends on data digitally provided by the tournament organizer - may not be complete) | pool | direct | pool | direct | |||||
| 12. nov. 2022 | FRA | Grenoble |
EFC 16 World Challenge U17 European Circuit |
U17 |
Kårde 5 (5) |
||||
| 14. jan. 2022 | SVK | Bratislava |
EFC 2022 Coupe du Danube U17 European Circuit |
U17 |
Kårde 42 (2) |
Kårde 7 (3) |
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