| CWOps CW Open | ||
| Status: | Active | |
| Geographic Focus: | Worldwide | |
| Participation: | Worldwide | |
| Awards: | Worldwide | |
| Mode: | CW | |
| Bands: | 160, 80, 40, 20, 15, 10m | |
| Classes: | Single Op (QRP/Low/High) | |
| Max power: | HP: >100 watts LP: 100 watts QRP: 5 watts | |
| Exchange: | Serial No. + Name | |
| Work stations: | Once per band per time segment | |
| QSO Points: | 1 point per QSO | |
| Multipliers: | Each call once per time segment | |
| Score Calculation: | Total score = total QSO points x total mults | |
| E-mail logs to: | (none) | |
| Upload log at: | https://cwops.contesting.com/ | |
| Mail logs to: | (none) | |
| Find rules at: | https://cwops.org/cwops-tests/cw-open/ | |
| Cabrillo name: | CW-OPEN | |
| Cabrillo name aliases: | CWOPS-OPEN CWOPS-CW-OPEN CWOPEN CW OPEN | |
| Future Dates | ||
| 0000Z-2359Z, Sep 6, 2025 | ||
| 0000Z-2359Z, Sep 5, 2026 | ||
| 0000Z-2359Z, Sep 4, 2027 | ||
| 0000Z-2359Z, Sep 2, 2028 | ||
| 0000Z-2359Z, Sep 1, 2029 | ||
| 0000Z-2359Z, Sep 7, 2030 | ||
| Historical Dates | ||
| 2000Z-2359Z, Sep 6, 2025 | ||
| 1200Z-1559Z, Sep 6, 2025 | ||
| 0000Z-0359Z, Sep 6, 2025 | ||
| 2000Z-2359Z, Sep 7, 2024 | ||
| 1200Z-1559Z, Sep 7, 2024 | ||
| 0000Z-0359Z, Sep 7, 2024 | ||
| 2000Z-2359Z, Sep 2, 2023 | ||
| 1200Z-1559Z, Sep 2, 2023 | ||
| 0000Z-0359Z, Sep 2, 2023 | ||
| 2000Z-2359Z, Sep 3, 2022 | ||
| 1200Z-1559Z, Sep 3, 2022 | ||
| 0000Z-0359Z, Sep 3, 2022 | ||
| 2000Z-2359Z, Sep 4, 2021 | ||
| 1200Z-1559Z, Sep 4, 2021 | ||
| 0000Z-0359Z, Sep 4, 2021 | ||
| 2000Z-2359Z, Sep 5, 2020 | ||
| 1200Z-1559Z, Sep 5, 2020 | ||
| 0000Z-0359Z, Sep 5, 2020 | ||
| 0000Z-0359Z, Sep 7 and 1200Z-1559Z, Sep 7 and 2000Z-2359Z, Sep 7, 2019 | ||
| 0000Z-0359Z, Sep 1 and 1200Z-1559Z, Sep 1 and 2000Z-2359Z, Sep 1, 2018 | ||
| 0000Z-0359Z, Sep 2 and 1200Z-1559Z, Sep 2 and 2000Z-2359Z, Sep 2, 2017 | ||
| 0000Z-0359Z, Sep 3 and 1200Z-1559Z, Sep 3 and 2000Z-2359Z, Sep 3, 2016 | ||
| 0000Z-0359Z, Sep 5 and 1200Z-1559Z, Sep 5 and 2000Z-2359Z, Sep 5, 2015 | ||
| 0000Z-0359Z, Sep 6 and 1200Z-1559Z, Sep 6 and 2000Z-2359Z, Sep 6, 2014 | ||
| 0000Z-0359Z, Aug 31 and 1200Z-1559Z, Aug 31 and 2000Z-2359Z, Aug 31, 2013 | ||
| 1200Z-1559Z, Sep 1 and 2000Z-2359Z, Sep 1 and 0400Z-0759Z, Sep 2, 2012 | ||
| 1200Z-1559Z, Aug 20 and 2000Z-2359Z, Aug 20 and 0400Z-0759Z, Aug 21, 2011 | ||