Het persoonlijk kampioenschap van de Leidse schaakbond voor de categorieen A-D is ongeveer halverwege. Hier de tussenstand per 2 febr. 2012.
PK A 2012 uitslagen
(een aantal onderlinge partijen van spelers van Voorschoten worden op de clubavond gespeeld)
Midas Ratsma – Robin Wooter: 1-0
Robin Wooter – Igor Damen: 0,5-0,5
Midas Ratsma – Vincent Blom: 1-0
Vincent Blom – Robin Wooter: 1-0
| PK B LeiSB 2012 | | |
| | | Uitslag | | | Ronde | 1 |
| | | | | | | | |
| Tafel | Wit | Score | Zwart | Score | Uitslag |
| | | | | | | | |
| 1 | 1 | Jip Damen | 0 | 4 | Dave Looijer | 0 | 1-0 |
| 2 | 2 | Alexander Polak | 0 | 3 | Raoul Pieterson | 0 | 1-0 |
| PK B LeiSB 2012 | | |
| | | | Ranglijst na ronde | 1 |
| | | | | | | | |
| Nr | Pno | Naam | Score | Rating | TPR | WP | SB |
| | | | | | | | |
| 1 | 2 | Alexander Polak | 1 | 1774 | 2159 | 0 | 0,00 |
| 2 | 1 | Jip Damen | 1 | 1696 | 2625 | 0 | 0,00 |
| 3 | 4 | Dave Looijer | 0 | 1890 | 961 | 1 | 0,00 |
| 4 | 3 | Raoul Pieterson | 0 | 1235 | 850 | 1 | 0,00 |
| | | | | | | | |
| PK C LeiSB 2012 | | |
| | | Indeling | | | Ronde | 5 | |
| | | | | | (onder voorbehoud) | | |
| Tafel | Wit | Score | Zwart | Score | |
| | | | | | | | |
| 1 | 3 | Sasha Shikman | 3,5 | 1 | Maarten v Harten | 3.5 | |
| 2 | 5 | David Jongste | 2,5 | 4 | Emily Mes | 2.5 | |
| 3 | 8 | Robin Schenkelaars | 2 | 2 | Rolf Corstjens | 2.5 | |
| 4 | 7 | Tim Roozendaal | 2 | 11 | Ryan Theunissen | 2.0 | |
| 5 | 6 | Alex v Kaam | 1,5 | 10 | Renske Wille | 1.0 | |
| 0 | 9 | Carsten v/d Hoeven | bye | | | | |
| PK C LeiSB 2012 | | |
| | | Uitslag | | | Ronde | 3 |
| | | | | | | | |
| Tafel | Wit | Score | Zwart | Score | Uitslag |
| | | | | | | | |
| 1 | 1 | Maarten v Harten | 2 | 2 | Rolf Corstjens | 2 | 1/2 |
| 2 | 3 | Sasha Shikman | 2 | 4 | Emily Mes | 1 | 1/2 |
| 3 | 9 | Carsten v/d Hoeven | 1 | 11 | Ryan Theunissen | 1 | 0-1 |
| 4 | 10 | Renske Wille | 1 | 8 | Robin Schenkelaars | 1 | 0-1 |
| 5 | 5 | David Jongste | 1 | 6 | Alex v Kaam | 0 | 1/2 |
| 0 | 7 | Tim Roozendaal | 0 | | | | bye |
| | | | | | | | |
| PK C LeiSB 2012 | | |
| | | | Ranglijst na ronde | 4 |
| | | | | | | | |
| Nr | Pno | Naam | Score | Rating | TPR | WP | SB |
| | | | | | | | |
| 1 | 3 | Sasha Shikman | 3,5 | 1344 | 1580 | 8,5 | 7,25 |
| 2 | 1 | Maarten v Harten | 3,5 | 1950 | 1936 | 8 | 6,75 |
| 3 | 2 | Rolf Corstjens | 2,5 | 1597 | 1547 | 11 | 5,75 |
| 4 | 4 | Emily Mes | 2,5 | 1289 | 1359 | 8,5 | 3,25 |
| 5 | 5 | David Jongste | 2,5 | 1269 | 1292 | 5,5 | 2,50 |
| 6 | 8 | Robin Schenkelaars | 2 | 1094 | 1259 | 9 | 2,00 |
| 7 | 11 | Ryan Theunissen | 2 | 744 | 955 | 8,5 | 1,75 |
| 8 | 7 | Tim Roozendaal | 2 | 1226 | 1115 | 7 | 1,75 |
| 9 | 6 | Alex v Kaam | 1,5 | 1250 | 1034 | 8 | 1,75 |
| 10 | 10 | Renske Wille | 1 | 1021 | 482 | 7,5 | 0,25 |
| 11 | 9 | Carsten v/d Hoeven | 1 | 1051 | 934 | 6,5 | 1,00 |
| | | | | | | | |
| PK C LeiSB 2012 | | |
| | | Uitslag | | | Ronde | 1 |
| | | | | | | | |
| Tafel | Wit | Score | Zwart | Score | Uitslag |
| | | | | | | | |
| 1 | 1 | Maarten v Harten | 0 | 6 | Alex v Kaam | 0 | 1-0 |
| 2 | 7 | Tim Roozendaal | 0 | 2 | Rolf Corstjens | 0 | 0-1 |
| 3 | 3 | Sasha Shikman | 0 | 8 | Robin Schenkelaars | 0 | 1-0 |
| 4 | 9 | Carsten v/d Hoeven | 0 | 4 | Emily Mes | 0 | 0-1 |
| 5 | 5 | David Jongste | 0 | 10 | Renske Wille | 0 | 1-0 |
| 0 | 11 | Ryan Theunissen | 0 | | | | bye |
| | | | | | | | |
| PK C LeiSB 2012 | | |
| | | Uitslag | | | Ronde | 2 |
| | | | | | | | |
| Tafel | Wit | Score | Zwart | Score | Uitslag |
| | | | | | | | |
| 1 | 11 | Ryan Theunissen | 1 | 3 | Sasha Shikman | 1 | 0-1 |
| 2 | 4 | Emily Mes | 1 | 1 | Maarten v Harten | 1 | 0-1 |
| 3 | 2 | Rolf Corstjens | 1 | 5 | David Jongste | 1 | 1-0 |
| 4 | 6 | Alex v Kaam | 0 | 9 | Carsten v/d Hoeven | 0 | 0-1 |
| 5 | 8 | Robin Schenkelaars | 0 | 7 | Tim Roozendaal | 0 | 1-0 |
| 0 | 10 | Renske Wille | 0 | | | | bye |
| PK C LeiSB 2012 | | |
| | | Uitslag | | | Ronde | 3 |
| | | | | | | | |
| Tafel | Wit | Score | Zwart | Score | Uitslag |
| | | | | | | | |
| 1 | 1 | Maarten v Harten | 2 | 2 | Rolf Corstjens | 2 | 1/2 |
| 2 | 3 | Sasha Shikman | 2 | 4 | Emily Mes | 1 | 1/2 |
| 3 | 9 | Carsten v/d Hoeven | 1 | 11 | Ryan Theunissen | 1 | 0-1 |
| 4 | 10 | Renske Wille | 1 | 8 | Robin Schenkelaars | 1 | 0-1 |
| 5 | 5 | David Jongste | 1 | 6 | Alex v Kaam | 0 | 1/2 |
| 0 | 7 | Tim Roozendaal | 0 | | | | bye |
| | | | | | | | |
| PK C LeiSB 2012 | | |
| | | | | | Ronde | 4 |
| | | | | | | | |
| Tafel | Wit | Score | Zwart | Score | Uitslag |
| | | | | | | | |
| 1 | 2 | Rolf Corstjens | 2,5 | 3 | Sasha Shikman | 2,5 | 0-1 |
| 2 | 8 | Robin Schenkelaars | 2 | 1 | Maarten v Harten | 2,5 | 0-1 |
| 3 | 11 | Ryan Theunissen | 2 | 5 | David Jongste | 1,5 | 0-1 |
| 4 | 4 | Emily Mes | 1,5 | 10 | Renske Wille | 1 | 1-0 |
| 5 | 7 | Tim Roozendaal | 1 | 9 | Carsten v/d Hoeven | 1 | 1-0 |
| 0 | 6 | Alex v Kaam | 0,5 | | | | bye |
| | | | | | | | |
| PK D LeiSB 2012 | |
| | | Indeling | | | Ronde | 6 |
| | | | | | (onder voorbehoud) | |
| Tafel | Wit | Score | Zwart | Score |
| | | | | | | |
| 1 | 1 | Sterre Kruijsen | 4 | 2 | Sarah v Rooden | 4.0 |
| 2 | 9 | Luuk Weidema | 3 | 3 | Lucas v Harten | 4.0 |
| 3 | 6 | Bauke Schenkelaars | 2,5 | 7 | Ivan Kroetkov | 3.0 |
| 4 | 8 | Eva v Harten | 2,5 | 5 | Tobias Koster | 2.5 |
| 5 | 4 | Jeroen Kortekaas | 2 | 13 | Quinten Salomons | 2.0 |
| 6 | 14 | Jasmijn v Rooden | 2 | 12 | Levi Truijers | 1.0 |
| 7 | 11 | Alba Camacho | 1,5 | 10 | Maarten Zilverentant | 1.0 |
| | | | | | | |
| | | | | | | |
| PK D LeiSB 2012 | | |
| | | | Ranglijst na ronde | 5 |
| | | | | | | | |
| Nr | Pno | Naam | Score | Rating | TPR | WP | SB |
| | | | | | | | |
| 1 | 2 | Sarah v Rooden | 4 | 989 | 1058 | 14,5 | 11,00 |
| 2 | 3 | Lucas v Harten | 4 | 914 | 1150 | 14,5 | 10,50 |
| 3 | 1 | Sterre Kruijsen | 4 | 1052 | 1081 | 13,5 | 10,25 |
| 4 | 7 | Ivan Kroetkov | 3 | 870 | 812 | 13 | 5,00 |
| 5 | 9 | Luuk Weidema | 3 | 782 | 936 | 12,5 | 6,75 |
| 6 | 5 | Tobias Koster | 2,5 | 884 | 874 | 16 | 6,00 |
| 7 | 8 | Eva v Harten | 2,5 | 821 | 742 | 11 | 3,50 |
| 8 | 6 | Bauke Schenkelaars | 2,5 | 882 | 696 | 10,5 | 3,50 |
| 9 | 13 | Quinten Salomons | 2 | 484 | 759 | 16 | 5,00 |
| 10 | 14 | Jasmijn v Rooden | 2 | 465 | 714 | 10 | 4,00 |
| 11 | 4 | Jeroen Kortekaas | 2 | 897 | 618 | 8,5 | 2,25 |
| 12 | 11 | Alba Camacho | 1,5 | 731 | 583 | 10,5 | 2,50 |
| 13 | 10 | Maarten Zilverentant | 1 | 755 | 553 | 13,5 | 2,00 |
| 14 | 12 | Levi Truijers | 1 | 635 | 603 | 11 | 1,75 |
| | | | | | | | |
| PK D LeiSB 2012 | | |
| | | | | | Ronde | 5 |
| | | | | | | | |
| Tafel | Wit | Score | Zwart | Score | Uitslag |
| | | | | | | | |
| 1 | 3 | Lucas v Harten | 3,5 | 1 | Sterre Kruijsen | 3,5 | 1/2 |
| 2 | 2 | Sarah v Rooden | 3 | 5 | Tobias Koster | 2,5 | 1-0 |
| 3 | 9 | Luuk Weidema | 2,5 | 8 | Eva v Harten | 2 | 1/2 |
| 4 | 7 | Ivan Kroetkov | 2 | 13 | Quinten Salomons | 2 | 1-0 |
| 5 | 12 | Levi Truijers | 1 | 6 | Bauke Schenkelaars | 1,5 | 0-1 |
| 6 | 14 | Jasmijn v Rooden | 1,5 | 11 | Alba Camacho | 1 | 1/2 |
| 7 | 10 | Maarten Zilverentant | 1 | 4 | Jeroen Kortekaas | 1 | 0-1 |
| | | | | | | | |
| PK D LeiSB 2012 | | |
| | | | | | Ronde | 4 |
| | | | | | | | |
| Tafel | Wit | Score | Zwart | Score | Uitslag |
| | | | | | | | |
| 1 | 5 | Tobias Koster | 2,5 | 3 | Lucas v Harten | 2,5 | 0-1 |
| 2 | 13 | Quinten Salomons | 2 | 1 | Sterre Kruijsen | 2,5 | 0-1 |
| 3 | 2 | Sarah v Rooden | 2 | 7 | Ivan Kroetkov | 2 | 1-0 |
| 4 | 11 | Alba Camacho | 1 | 9 | Luuk Weidema | 1,5 | 0-1 |
| 5 | 6 | Bauke Schenkelaars | 1 | 14 | Jasmijn v Rooden | 1 | 1/2 |
| 6 | 8 | Eva v Harten | 1 | 10 | Maarten Zilverentant | 1 | 1-0 |
| 7 | 4 | Jeroen Kortekaas | 0,5 | 12 | Levi Truijers | 0,5 | 1/2 |
| | | | | | | | |
| PK D LeiSB 2012 | | |
| | | | | | Ronde | 3 |
| | | | | | | | |
| Tafel | Wit | Score | Zwart | Score | Uitslag |
| | | | | | | | |
| 1 | 3 | Lucas v Harten | 2 | 2 | Sarah v Rooden | 1,5 | 1/2 |
| 2 | 9 | Luuk Weidema | 1,5 | 5 | Tobias Koster | 1,5 | 0-1 |
| 3 | 1 | Sterre Kruijsen | 1,5 | 6 | Bauke Schenkelaars | 1 | 1-0 |
| 4 | 13 | Quinten Salomons | 1 | 8 | Eva v Harten | 1 | 1-0 |
| 5 | 10 | Maarten Zilverentant | 1 | 7 | Ivan Kroetkov | 1 | 0-1 |
| 6 | 14 | Jasmijn v Rooden | 0 | 4 | Jeroen Kortekaas | 0,5 | 1-0 |
| 7 | 12 | Levi Truijers | 0 | 11 | Alba Camacho | 0,5 | 1/2 |
| | | | | | | | |
| PK D LeiSB 2012 | | |
| | | | | | Ronde | 2 |
| | | | | | | | |
| Tafel | Wit | Score | Zwart | Score | Uitslag |
| | | | | | | | |
| 1 | 5 | Tobias Koster | 1 | 1 | Sterre Kruijsen | 1 | 1/2 |
| 2 | 7 | Ivan Kroetkov | 1 | 3 | Lucas v Harten | 1 | 0-1 |
| 3 | 2 | Sarah v Rooden | 0,5 | 13 | Quinten Salomons | 1 | 1-0 |
| 4 | 4 | Jeroen Kortekaas | 0,5 | 9 | Luuk Weidema | 0,5 | 0-1 |
| 5 | 6 | Bauke Schenkelaars | 0 | 11 | Alba Camacho | 0,5 | 1-0 |
| 6 | 8 | Eva v Harten | 0 | 12 | Levi Truijers | 0 | 1-0 |
| 7 | 10 | Maarten Zilverentant | 0 | 14 | Jasmijn v Rooden | 0 | 1-0 |
| | | | | | | | |
| PK D LeiSB 2012 | | |
| | | | | | Ronde | 1 |
| | | | | | | | |
| Tafel | Wit | Score | Zwart | Score | Uitslag |
| | | | | | | | |
| 1 | 1 | Sterre Kruijsen | 0 | 8 | Eva v Harten | 0 | 1-0 |
| 2 | 9 | Luuk Weidema | 0 | 2 | Sarah v Rooden | 0 | 1/2 |
| 3 | 3 | Lucas v Harten | 0 | 10 | Maarten Zilverentant | 0 | 1-0 |
| 4 | 11 | Alba Camacho | 0 | 4 | Jeroen Kortekaas | 0 | 1/2 |
| 5 | 5 | Tobias Koster | 0 | 12 | Levi Truijers | 0 | 1-0 |
| 6 | 13 | Quinten Salomons | 0 | 6 | Bauke Schenkelaars | 0 | 1-0 |
| 7 | 7 | Ivan Kroetkov | 0 | 14 | Jasmijn v Rooden | 0 | 1-0 |
| | | | | | | | |