Spielerdaten
| Name: | Jan Porstmann |
| Verein: | Schachgesellschaft Solingen e. V. |
| DWZ: | 1832 |
| ELO: | 1878 |
| Titel: | |
| Land: | GER |
| Nr. | Turnier | Pkt. | Part. | We | Gegn. | Lstg. | DWZ - Ind. |
|---|---|---|---|---|---|---|---|
| 1 | Datenübernahme nach DeWIS | 0.0 | 0 | 0.000 | 0 | 1591 - 44 | |
| 2 | Sparkassen Open B | 4.0 | 9 | 4.707 | 1520 | 1508 | 1563 - 45 |
| 3 | Recklinghäuser Open 2011 | 3.0 | 7 | 1.939 | 1758 | 1723 | 1616 - 46 |
| 4 | SJ-Bergisch-Land EM 2011-12 | 2.5 | 4 | 2.732 | 1247 | 1604 - 47 | |
| 5 | Solingen Stadtmeisterschaft 2011 | 4.0 | 7 | 2.834 | 1653 | 1770 | 1662 - 48 |
| 6 | SJNR EM 2012 u18 | 3.0 | 7 | 3.720 | 1637 | 1571 | 1633 - 49 |
| 7 | Solingen: Karnevalsopen 2012 | 3.0 | 5 | 2.005 | 1712 | 1843 | 1686 - 50 |
| 8 | NSV Jugend-VL Ost 2011-12 | 2.0 | 3 | 2.342 | 1360 | 1669 - 51 | |
| 9 | SBBL 1. Bezirksliga 2011-12 | 0.5 | 2 | 1.294 | 1561 | 1627 - 52 | |
| 10 | SBBL 1. Bezirksklasse 2011-12 | 4.5 | 6 | 3.425 | 1572 | 1776 | 1681 - 53 |
| 11 | NRW-Jugend-MM U20 11/12 | 1.0 | 1 | 0.629 | 1588 | 1706 - 54 | |
| 12 | Sparkassen Open B | 6.0 | 9 | 5.580 | 1608 | 1749 | 1723 - 55 |
| 13 | Solingen Stadtmeisterschaft 2012 | 4.0 | 7 | 4.564 | 1469 | 1598 | 1702 - 56 |
| 14 | SJ Niederrhein EinzelM. 2012-13 U18 | 4.0 | 7 | 4.201 | 1607 | 1672 | 1694 - 57 |
| 15 | SBBL 4er-Pokal 2012-13 | 0.5 | 1 | 0.324 | 1823 | 1706 - 58 | |
| 16 | NRW Jugend-Bundesliga West | 3.0 | 6 | 3.042 | 1702 | 1700 | 1704 - 59 |
| 17 | SV Niederrhein MM Saison 2012-13 | 4.0 | 6 | 1.966 | 1831 | 1955 | 1800 - 60 |
| 18 | NRW-Klasse, Gruppe 2 | 0.0 | 1 | 0.393 | 1877 | 1780 - 61 | |
| 19 | NRW Jugendbundesliga West | 1.5 | 5 | 3.249 | 1640 | 1456 | 1710 - 62 |
| 20 | SVbd. Niederrhein MM Saison 2013/14 | 1.5 | 5 | 1.458 | 1869 | 1717 | 1712 - 63 |
| 21 | Solinger Stadtmeisterschaft 2014 | 2.5 | 7 | 3.873 | 1661 | 1519 | 1660 - 64 |
| 22 | Deutsche Vereinsmeisterschaften U20 | 2.0 | 4 | 2.116 | 1646 | 1655 - 65 | |
| 23 | SBBL Viererpokal 2014-15 | 0.0 | 1 | 0.120 | 1988 | 1648 - 66 | |
| 24 | SVbd. Niederrhein Reg.Liga+Vbds.Ligen 14/15 | 0.5 | 1 | 0.229 | 1858 | 1668 - 67 | |
| 25 | Jugendbundesliga West | 1.5 | 5 | 1.335 | 1854 | 1697 | 1676 - 68 |
| 26 | Winter Special 33 | 2.0 | 5 | 2.396 | 1750 | 1559 | 1662 - 69 |
| 27 | 21. Oberhausener Oster Open 2016 | 3.0 | 7 | 3.864 | 1641 | 1550 | 1634 - 70 |
| 28 | SBBL 2. Bezirksliga 2015-16 | 4.0 | 4 | 2.431 | 1556 | 1694 - 71 | |
| 29 | SVbd. Niederrhein Regionalliga 2015/2016 | 0.0 | 1 | 0.314 | 1831 | 1681 - 72 | |
| 30 | Open Letni Praha B 2016 | 6.0 | 9 | 4.009 | 1734 | 1914 | 1740 - 73 |
| 31 | 2. Bayer Sommeropen 2016 | 2.5 | 5 | 1.771 | 1853 | 1904 | 1764 - 74 |
| 32 | SB Bergisch Land Viererpokal 2016-17 | 1.0 | 1 | 0.904 | 1395 | 1768 - 75 | |
| 33 | SVbd. Niederrhein VL + VK 2016/17 | 3.0 | 7 | 2.234 | 1909 | 1855 | 1791 - 76 |
| 34 | Wiener Adventopen 2017 | 3.0 | 6 | 3.359 | 1720 | 1724 | 1780 - 77 |
| 35 | 14. Wormser Nibelungen Open / A-Turnier | 3.5 | 7 | 1.878 | 1965 | 1965 | 1828 - 78 |
| 36 | 8. Open Lazio Rom A 2019 | 3.0 | 5 | 2.869 | 1786 | 1853 | 1832 - 79 |