| January - 2010 | |||||
| Happy New Year 2010 to all Sailors!!! | |||||
| Fri 01 | Chandlers Singlehanded Challenge | Adult Opti race | NOR | ||
| Sat 02 | Arnold Trophy | Laser Races | Future training | NOR | |
| Sun 03 | Arnold Trophy | Laser Races | Future Training | ||
| Sat 09 | Winter Series | Winter Series | Laser Training | . | NOR |
| Sun 10 | Winter Series | Winter Series | Laser Training | . | |
| Sat 16 | Varuna Handicap | Varuna Handicap | Advanced Opti Training | Weekend Racing | NOR |
| Sun 17 | Multihull Koh Larn race | Great Laser Island Race | Advanced Opti Training | Weekend racing | NOR |
| Sat 23 | Winter Series | Winter Series | Opti races | NOR | |
| Sun 24 | Varuna Three Island Race / Laser Races | Laser Races | Opti races | NOR | |
| Sat 30 | Admirals Cup | NOR | |||
| Sun 31 | Admirals Cup | ||||
| February - 2010 | |||||
| Sat 06 | Hobie Nationals | Future training | NOR | ||
| Sun 07 | Hobie Nationals | Future training | NOR | ||
| Sat 13 | Koh Rin Campout | Koh Rin Campout | Koh Rin Campout | Koh Si Chang Overnight Race/Cruise | |
| Sun 14 | Koh Rin Campout (Chinese New Year) | Koh Rin Campout | Koh Rin Campout | Koh Si Chang Overnight Race/Cruise | |
| Mon 15 | Opti Course 15-19 | ||||
| Sat 20 | Laser Nationals | Advanced Opti Training | NOR | ||
| Sun 21 | Laser Nationals | Advanced Opti Training | |||
| Sat 27 | Winter Series + Prize giving | Winter Series + Prize giving | Opti races | ||
| Sun 28 | Cruising or Club Races | Opti races | |||
| March - 2010 | |||||
| Sat 06 | Club Races | Club Races | Future Cup | NOR | |
| Sun 07 | Laser Asia Pacific Masters | Future Cup | |||
| Mon 08 | Laser Asia Pacific Masters | ||||
| Tue 09 | Laser Asia Pacific Masters | ||||
| Wed 10 | Laser Asia Pacific Masters | ||||
| Thu 11 | Laser Asia Pacific Masters | ||||
| Fri 12 | Laser Asia Pacific Masters | Platu Open | |||
| Sat 13 | Spring Series | Spring Series | Laser training | Platu Open | NOR |
| Sun 14 | Spring Series | Spring Series | Laser training | Platu Open | |
| Sat 20 | F18 & Open Catamaran Championships | Advanced Opti Training | OMYC Weekend Racing | NOR | |
| Sun 21 | F18 & Open Catamaran Championships | Advanced Opti Training | OMYC Weekend Racing | ||
| Sat 27 | Hyland Challenge Trophy | Hyland Challenge Trophy | Opti races | NOR | |
| Sun 28 | Hyland Challenge Trophy | Hyland Challenge Trophy | Opti races | ||
| Wed 31 | Laser 4.7 World Youth Championships | ||||
| April - 2010 | |||||
| Thu 01 | Laser 4.7 World Youth Championships | ||||
| Fri 02 | Laser 4.7 World Youth Championships | ||||
| Sat 03 | Laser 4.7 World Youth Championships | Future training | |||
| Sun 04 | Laser 4.7 World Youth Championships | Future Training | |||
| Mon 05 | Laser 4.7 World Youth Championships | ||||
| Tue 06 | Laser 4.7 World Youth Championships | ||||
| Wed 07 | Laser 4.7 World Youth Championships | ||||
| Thu 08 | Laser 4.7 World Youth Championships | ||||
| Sat 10 | Spring Series | Spring Series | Weekend Racing | ||
| Sun 11 | Spring Series | Spring Series | OMYC Weekend Racing | ||
| Tue 13 | Songkran | Songkran | Koh Chang Cruise | ||
| Tue 13 | Opti camp / Course (13-16) | ||||
| Wed 14 | Songkran | Songkran | Koh Chang Cruise | ||
| Thu 15 | Songkran | Songkran | Koh Chang Cruise | ||
| Sat 17 | Thailand Open Multihull | Monohull Championships | Advanced Opti Training | ||
| Sun 18 | Thailand Open Multihull | Monohull Championships | Advanced Opti Training | ||
| Sat 24 | Spring Series | Spring Series | Opti races | ||
| Sun 25 | Spring Series | Spring Series | Opti races | ||
| May - 2010 | |||||
| Sat 01 | TOG Regatta | TOG Regatta | Opti Nationals | TOG Regatta | |
| Sun 02 | TOG Regatta | TOG Regatta | Opti Nationals | TOG Regatta | |
| Mon 03 | TOG Regatta | TOG Regatta | TOG Regatta | ||
| Tue 04 | TOG Regatta | TOG Regatta | TOG Regatta | ||
| Wed 05 | Open | ||||
| Sat 08 | International Varuna Hobie Championships | Future training | NOR | ||
| Sun 09 | International Varuna Hobie Championships | Future Training | |||
| Mon 10 | International Varuna Hobie Championships | ||||
| Sat 15 | Laser Weekend | Laser Training | |||
| Sun 16 | Laser Weekend | Laser Training | |||
| Sat 22 | Spring Series | Spring Series | Advanced Opti Training | ||
| Sun 23 | Spring Series | Spring Series | Advanced Opti Training | ||
| Fri 28 | Club Races | Club Races | |||
| Sat 29 | Firebird - Prince Bira Trophy | Club Races | Opti races | ||
| Sun 30 | New Land Race with lunch | Club Races | Opti races | ||
| June - 2010 | |||||
| Tue 01 | Koh Samui Regatta (31 May to 5 June) | ||||
| Sat 05 | Spring Series | Spring Series | Future Cup | ||
| Sun 06 | Spring Series | Spring Series | Future Cup | ||
| Sat 12 | Spring Series + Prize giving | Spring Series | Laser Training | ||
| Sun 13 | Scheske Cup /Laser Races | Cats/Laser | Laser Training | ||
| Sat 19 | Summer Series | Summer Series | Advanced Opti Training | OMYC Weekend racing | |
| Sun 20 | Summer Series | Summer Series | Advanced Opti Training | OMYC Weekend racing | |
| Mon 21 | Opti Course 21-25 | ||||
| Sat 26 | Summer Series | Summer Series | Opti races | ||
| Sun 27 | Summer Series | Summer Series | Opti races | ||
| July - 2010 | |||||
| 2010 Asian Optimist Championships | |||||
| Sat 03 | Summer Series | Summer Series | Asian Optimist Championships | NOR | |
| Sun 04 | Summer Series | Summer Series | Asian Optimist Championships | ||
| Mon 05 | Asian Optimist Championships | ||||
| Tue 06 | Asian Optimist Championships | ||||
| Wed 07 | Asian Optimist Championships | ||||
| Thu 08 | Asian Optimist Championships | ||||
| Fri 09 | Asian Optimist Championships | Platu Cup | |||
| Sat 10 | Asian Optimist Championships | OMYC W/E Regatta / Platu Cup | |||
| Sun 11 | Asian Optimist Championships | OMYC W/E Regatta / Platu Cup | |||
| Sat 17 | Summer Series | Summer Series | |||
| Sun 18 | Summer Series | Summer Series | |||
| Sat 24 | Summer Series + Prize giving | Summer Series + Prize giving | |||
| Sun 25 | Cruise or Club Races | Cruise or Club Races | |||
| August - 2010 | |||||
| Sun 01 | Hua Hin Regatta | Hua Hin Regatta | Optimist Nationals | Hua Hin Regatta | |
| Mon 02 | Hua Hin Regatta | Hua Hin Regatta | Optimist Nationals | Hua Hin Regatta | |
| Tue 03 | Hua Hin Regatta | Hua Hin Regatta | Optimist Nationals | Hua Hin Regatta | |
| Wed 04 | Vega Rudder Trophy | Vega Rudder Trophy | |||
| Sat 07 | Club Races | Club Races | |||
| Sun 08 | Club Races | Club Races | |||
| Thu 12 | Open | Open | |||
| Sat 14 | Autumn Series | Autumn Series | OMYC Weekend racing | ||
| Sun 15 | Autumn Series | Autumn Series | OMYC Weekend racing | ||
| Sat 21 | Autumn Series | Autumn Series | |||
| Sun 22 | Autumn Series | Autumn Series | |||
| Mon 23 | Opti Course 23-27 | ||||
| Sat 28 | Race Officers Regatta | Race Officers Regatta | |||
| Sun 29 | Race Officers Regatta | Race Officers Regatta | |||
| September - 2010 | |||||
| Sat 04 | Autumn Series | Autumn Series | Future Cup | ||
| Sun 05 | Autumn Series | Autumn Series | Future Cup | ||
| Sat 11 | Club Races | Club Races | Laser Training | Thai Raver Sattahip Race | |
| Sun 12 | Cruising/Club Races | Cruising/Club Races | Laser Training | Thai Raver Sattahip Race | |
| Sat 18 | Autumn Series | Autumn Series | Advanced Opti Training | ||
| Sun 19 | Autumn Series | Autumn Series | Advanced Opti Training | ||
| Sat 25 | Oktober Fest Regatta | Oktober Fest Regatta | Opti included | ||
| Sun 26 | Oktober Fest Regatta | Oktober Fest Regatta | Opti included | ||
| October - 2010 | |||||
| Sat 02 | Autumn Series | Autumn Series | Future training | ||
| Sun 03 | Autumn Series | Autumn Series | Future Training | ||
| Sat 09 | Club Races | Club Races | Laser Training | OMYC Weekend racing | |
| Sun 10 | Cruising/Club Races | Cruising/Club Races | Laser Training | OMYC Weekend racing | |
| Sat 16 | Autumn Series | Autumn Series | |||
| Sun 17 | Autumn Series | Autumn Series | |||
| Fri 22 | Platu Nationals | ||||
| Sat 23 | Autumn Series | Autumn Series | Advanced Opti Training | Platu Nationals | |
| Sun 24 | Autumn Series + Prize giving | Autumn Series | Advanced Opti Training | Platu Nationals | |
| Mon 25 | Cruising | Autumn Series | Platu Nationals | ||
| Mon 25 | Opti Course 25-29 | ||||
| Sat 30 | Speakerbus Challenge | Speakerbus Challenge | Opti included | ||
| Sun 31 | Speakerbus Challenge | Speakerbus Challenge | Opti included | ||
| November - 2010 | |||||
| Sat 06 | Commodore Cup | Commodore Cup | Opti included | ||
| Sun 07 | Commodore Cup | Commodore Cup | Opti included | ||
| Sat 13 | Club Races | Club Races | OMYC End of Season Race/Dinner | ||
| Sun 14 | Cruising/Club Races | Cruising/Club Races | |||
| Sat 20 | Varuna Cup | Varuna Cup | Varuna Cup | O.M.Y.C. invited | |
| Sun 21 | Varuna Cup | Varuna Cup | Varuna Cup | O.M.Y.C. invited | |
| Sat 27 | Laser District Regatta | ||||
| Sun 28 | Laser District Regatta | ||||
| December - 2010 | |||||
| Wed 01 | Pukhet Kings Cup (5 to 12 ?) | ||||
| Sat 04 | Winter Series | Winter Series | Future Cup | ||
| Sun 05 | Winter Series | Winter Series | Future Cup | ||
| Mon 06 | Winter Series | Winter Series | |||
| Fri 10 | Winter Series | Winter Series | |||
| Sat 11 | Winter Series | Winter Series | |||
| Sun 12 | Cruising | Cruising | |||
| Sat 18 | Winter Series | Winter Series | |||
| Sun 19 | Winter Series | Winter Series | |||
| Sat 25 | Winter Series | Winter Series | |||
| Sun 26 | Yetsenga 4-Island race | ||||
| Mon 27 | Open | Open | |||
| Tue 28 | Open | Open | |||
| Wed 29 | Open | Open | |||
| Fri 31 | Lanke's Relay | Lanke's Relay | Lanke's Relay | ||