Contest Calendar
Corrections and additions please direct to on7ss [at] uba [dot] be (ON7SS)
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| January 2019 | April 2018 | July 2018 | October 2018 |
| February 2019 | May 2018 | August 2018 | November 2018 |
| March 2018 | June 2018 | September 2018 | December 2018 |
| From January 1 untill December 31 UBA International Prefixhunt on all HF bands in all modes |
| From January 1 untill December 31 CQ DX Marathon on all HF bands in all modes |
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