Overzicht ontwikkeling ELO-rating voor Sibbele Bonthuis (B) (startELO: 1600)
| Ronde | Tegenstander | Score | Elo | |
|---|---|---|---|---|
| 1 | Dolle Josef (A) | 0 | 1585 | (- 15) |
| 3 | Sikma Piet (B) | ½ | 1585 | (+ 0) |
| 4 | Ouderkerken Jolle (J) | ½ | 1585 | (+ 0) |
| 5 | Bottema Tjesse (C) | 0 | 1571 | (- 14) |
| 6 | Stapersma Tine (C) | 1 | 1584 | (+ 13) |
| 7 | Leeverink Johan (A) | 1 | 1601 | (+ 17) |
| 8 | de Leeuw Jappie (C) | 0 | 1586 | (- 15) |
| 9 | Johan Verheggen (C) | 0 | 1571 | (- 15) |
| 10 | Altena Jan (C) | 1 | 1587 | (+ 16) |
| 11 | Elbrich Ouderkerken (J) | 1 | 1603 | (+ 16) |
| 12 | Hylkema Lambertus (C) | ½ | 1602 | (- 1) |
| 13 | Van der Pal Hessel (B) | 0 | 1588 | (- 14) |
| 14 | Stapersma Tine (C) | 1 | 1603 | (+ 15) |
| 15 | Thys Blaeser (J) | 0 | 1588 | (- 15) |
| 16 | Ouderkerken Jolle (J) | 1 | 1601 | (+ 13) |
| 17 | Bottema Tjesse (C) | 1 | 1616 | (+ 15) |
| 18 | Stornebrink Gerrit (B) | 0 | 1602 | (- 14) |
| 19 | Sikma Piet (B) | 0 | 1587 | (- 15) |
| 20 | Guusje Galama (J) | 1 | 1601 | (+ 14) |
| 22 | de Leeuw Jappie (C) | 1 | 1616 | (+ 15) |
| 23 | Hylkema Lambertus (C) | 1 | 1630 | (+ 14) |
| 24 | Van der Pal Hessel (B) | 1 | 1648 | (+ 18) |
| 25 | Leeverink Johan (A) | 0 | 1635 | (- 13) |
| 26 | Hageman Garmen (B) | 0 | 1622 | (- 13) |
| 27 | Dijkstra HarmJan (A) | 0 | 1608 | (- 14) |
| 28 | Bottema Tjesse (C) | A | 1608 | (+ 0) |
| Huidige ELO: | 1608 |