Noot competitieleider. Een aantal spelers hebben afgelopen week donderdag afgemeld omdat vrijdag in Rijs gespeeld zou worden. Dat deze wedstrijd later is afgelast ligt buiten hun schuld. Daarom krijgen deze spelers afwezig voor club. Het betreft Jos Boers, Pieter van Kammen en Jan van der Veen.
Rangschikking na Ronde 17 – 28-1-2010 – Normal ranking.
| Pos | Naam | Score | Wrde | Prt | W | R | V | Prc | S | R | Rtg | TPR | BRtg | AMB | ACl | Bye |
| 1 | Gerke Ros | 436,7 | 47,0 | 12 | 5 | 7 | 0 | 70,8 | 2 | 1 | 1901 | 1925 | 1874 | 1 | 4 | 0 |
| 2 | Jan Sybren Zagema | 405,2 | 46,0 | 13 | 5 | 8 | 0 | 69,2 | 2 | 3 | 1934 | 1845 | 1969 | 2 | 2 | 0 |
| 3 | Evert Drijver | 383,0 | 45,0 | 10 | 5 | 5 | 0 | 75,0 | -2 | -3 | 1901 | 1958 | 1865 | 6 | 1 | 0 |
| 4 | Henk vd Heide | 366,3 | 44,0 | 12 | 6 | 3 | 3 | 62,5 | -1 | -2 | 1797 | 1801 | 1789 | 2 | 3 | 0 |
| 5 | Nathalie Steringa | 338,3 | 43,0 | 12 | 5 | 4 | 3 | 58,3 | 1 | 1 | 1546 | 1634 | 1500 | 1 | 4 | 0 |
| 6 | Rense Smits | 326,0 | 42,0 | 6 | 4 | 1 | 1 | 75,0 | 0 | -1 | 1795 | 1895 | 1771 | 7 | 4 | 0 |
| 7 | Jos Boers | 322,7 | 41,0 | 7 | 3 | 3 | 1 | 64,3 | 1 | -1 | 1763 | 1744 | 1765 | 4 | 6 | 0 |
| 8 | Wopke Brandsma | 311,3 | 40,0 | 12 | 4 | 5 | 3 | 54,2 | 0 | -1 | 1805 | 1712 | 1847 | 1 | 4 | 0 |
| 9 | Bart Lemstra | 306,5 | 39,0 | 4 | 3 | 0 | 1 | 75,0 | 0 | 1 | 1867 | 1860 | 1865 | 8 | 5 | 0 |
| 10 | Gerben vd Heide | 299,0 | 38,0 | 16 | 5 | 8 | 3 | 56,3 | -2 | -3 | 1655 | 1705 | 1607 | 0 | 1 | 0 |
| 11 | Pieter van Kammen | 279,0 | 37,0 | 10 | 6 | 1 | 3 | 65,0 | 2 | 1 | 1627 | 1698 | 1590 | 3 | 4 | 0 |
| 12 | Jacob Wijnsma | 273,0 | 36,0 | 9 | 2 | 5 | 2 | 50,0 | 0 | -1 | 1502 | 1660 | 1448 | 6 | 2 | 0 |
| 13 | Johan Cnossen | 262,3 | 35,0 | 10 | 2 | 6 | 2 | 50,0 | -2 | -2 | 1588 | 1617 | 1576 | 5 | 2 | 0 |
| 14 | Jan vd Veen | 258,7 | 34,0 | 9 | 1 | 8 | 0 | 55,6 | -1 | -2 | 1660 | 1579 | 1683 | 5 | 3 | 0 |
| 15 | Jan Meijer | 250,5 | 33,0 | 14 | 4 | 6 | 4 | 50,0 | 0 | -1 | 1582 | 1620 | 1552 | 1 | 2 | 0 |
| 16 | Mathijs Visser | 239,5 | 32,0 | 10 | 5 | 2 | 3 | 60,0 | 0 | -1 | 1586 | 1636 | 1555 | 4 | 2 | 1 |
| 17 | Bauke Vroom | 238,3 | 31,0 | 14 | 6 | 3 | 5 | 53,6 | 1 | 1 | 1731 | 1607 | 1802 | 1 | 2 | 0 |
| 18 | Henk Kooistra | 233,0 | 30,0 | 15 | 3 | 7 | 5 | 43,3 | 1 | -1 | 1544 | 1543 | 1550 | 1 | 1 | 0 |
| 19 | Aps Steenberg | 232,8 | 29,0 | 12 | 5 | 3 | 4 | 54,2 | 0 | 1 | 1582 | 1603 | 1564 | 2 | 3 | 0 |
| 20 | Klaas W Stellema | 212,5 | 28,0 | 13 | 4 | 5 | 4 | 50,0 | -1 | -1 | 1575 | 1509 | 1605 | 0 | 4 | 0 |
| 21 | Fokke de Haan | 205,5 | 27,0 | 8 | 5 | 1 | 2 | 68,8 | 0 | 2 | 1587 | 1484 | 1603 | 7 | 1 | 1 |
| 22 | Johan Attema | 204,0 | 26,0 | 11 | 4 | 4 | 3 | 54,5 | -2 | -2 | 1530 | 1471 | 1544 | 1 | 4 | 1 |
| 23 | Catrines Veenstra | 189,8 | 25,0 | 12 | 2 | 4 | 6 | 33,3 | 0 | -1 | 1647 | 1557 | 1706 | 1 | 4 | 0 |
| 24 | Kees Appel | 169,0 | 24,0 | 13 | 6 | 0 | 7 | 46,2 | -1 | 1 | 1533 | 1487 | 1556 | 2 | 2 | 0 |
| 25 | Janna Rauw | 167,7 | 23,0 | 13 | 4 | 3 | 6 | 42,3 | 0 | -1 | 1350 | 1497 | 1287 | 1 | 3 | 0 |
| 26 | Albert vd Lijn | 160,8 | 22,0 | 10 | 3 | 2 | 5 | 40,0 | 0 | 1 | 1491 | 1469 | 1504 | 2 | 4 | 1 |
| 27 | Hessel Sijbersma | 151,0 | 21,0 | 10 | 4 | 2 | 4 | 50,0 | -2 | -1 | 1524 | 1456 | 1545 | 5 | 1 | 1 |
| 28 | Germ Westra | 140,5 | 20,0 | 6 | 3 | 1 | 2 | 58,3 | 0 | 1 | 1472 | 1412 | 1480 | 10 | 0 | 1 |
| 29 | Mike Ising | 122,3 | 19,0 | 12 | 4 | 1 | 7 | 37,5 | 0 | -1 | 1320 | 1308 | 1340 | 2 | 2 | 1 |
| 30 | Sikke de Haan | 119,0 | 18,0 | 16 | 5 | 2 | 9 | 37,5 | 1 | 1 | 1191 | 1278 | 1160 | 1 | 0 | 0 |
| 31 | Joop Theunissen | 106,3 | 17,0 | 10 | 2 | 2 | 6 | 30,0 | 2 | 4 | 1328 | 1209 | 1388 | 3 | 3 | 1 |
| 32 | Andries Meijer | 77,3 | 16,0 | 13 | 2 | 2 | 9 | 23,1 | 1 | 2 | 1129 | 1153 | 1137 | 2 | 1 | 1 |
| 33 | Jacoba Hiemstra | 44,0 | 15,0 | 16 | 2 | 0 | 14 | 12,5 | 0 | 1 | 1053 | 1057 | 1068 | 0 | 0 | 1 |
Partijen in Ronde 18 – 4-2-2010.
| 1 | Nathalie Steringa | – | Gerke Ros | ….. |
| 2 | Wopke Brandsma | – | Jos Boers | ….. |
| 3 | Gerben vd Heide | – | Bart Lemstra | ….. |
| 4 | Johan Cnossen | – | Pieter van Kammen | ….. |
| 5 | Jan vd Veen | – | Jan Meijer | ….. |
| 6 | Henk Kooistra | – | Bauke Vroom | ….. |
| 7 | Aps Steenberg | – | Fokke de Haan | ….. |
| 8 | Klaas W Stellema | – | Janna Rauw | ….. |
| 9 | Catrines Veenstra | – | Sikke de Haan | ….. |
| 10 | Albert vd Lijn | – | Joop Theunissen | ….. |
| 11 | Hessel Sijbersma | – | Jacoba Hiemstra | ….. |
| 12 | Germ Westra | – | Andries Meijer | ….. |
Afwezig
| Rense Smits | – | Afw met bericht | Jacob Wijnsma | – | Afw met bericht |
| Jan Sybren Zagema | – | Afw voor club | Johan Attema | – | Afw met bericht |
| Mike Ising | – | Afw met bericht | Henk vd Heide | – | Afw met bericht |
| Kees Appel | – | Afw met bericht | Evert Drijver | – | Afw voor club |
| Mathijs Visser | – | Afw met bericht |