PLAYER TOURNAMENT DETAILS
Mienje Grobbelaar
2140158377Tshwane (GTP)Tournament details
| Tour Id | 20260266 |
| Group Id | 20260263 |
| Name | 2026 Piet Robbertse Open Chess Tournament |
| Section | B |
| Rounds | 5 |
| Format | Swiss |
| Type | Standard |
| Start | 2026-02-07 |
| End | 2026-02-08 |
| Submitted | 2026-02-14 |
| Rated | 2026-02-17 |
| Submit age weight | 0.75 |
| Host | Tshwane (GTP) |
| Total time | 90 |
| Time weight | 0.94 |
| Official results | Official results |
General
| Games | 5 |
| Score | 2 |
| Percent | 40 |
| Dp | -85 |
| Aor | 1572.2 |
| Perform | 1487.2 |
| Penalties | 0 |
| Wins | 2 |
| Draws | 0 |
| Losses | 3 |
| White | 2 |
| Black | 3 |
| White wins | 1 |
| Black wins | 1 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 6 |
| Final Pos | 16 |
| Share Pos | 13 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1633.4 |
| K-factor | 20 |
| Score | 2 |
| Expected score | 2.81 |
| Score - Expected score | -0.81 |
| Rating +/- | -15.2 |
Analysis (Type)
| Rating | 1638.8 |
| K-factor | 20 |
| Score | 2 |
| Expected score | 2.85 |
| Score - Expected score | -0.85 |
| Rating +/- | -17 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2026-02-07 | Snyckers, FA (Frank Alexander) | GJM | 1542 | 1552.6 | B | 0 | 0.56 | -0.56 | -10.5 | 0.56 | -0.56 | -11.2 | Yes | |
| 2 | 2026-02-07 | Boshoff, M (Milah) | GTP | 1514.6 | 1508.3 | W | 0 | 0.68 | -0.68 | -12.8 | 0.69 | -0.69 | -13.8 | Yes | |
| 3 | 2026-02-07 | Claassen, G (Gabriella) | GTP | WRM | 1554 | 1554.8 | B | 0 | 0.55 | -0.55 | -10.3 | 0.56 | -0.56 | -11.2 | Yes |
| 4 | 2026-02-08 | Smit, J (Juanru) | GTP | 1648.8 | 1644.7 | W | 1 | 0.52 | 0.48 | 6.8 | 0.53 | 0.47 | 7 | Yes | |
| 5 | 2026-02-08 | Haupt, A (Abigail) | GTP | WRM | 1601.6 | 1596.7 | B | 1 | 0.5 | 0.5 | 7 | 0.51 | 0.49 | 7.4 | Yes |