PLAYER TOURNAMENT DETAILS
Mari Grobbelaar
2160158380Tshwane (GTP)Tournament details
| Tour Id | 20260093 |
| Group Id | 20260091 |
| Name | 2026 Tshwane Chess Registration Tournament |
| Section | U12-2 |
| Rounds | 5 |
| Format | Swiss |
| Type | Standard |
| Start | 2026-01-31 |
| End | 2026-01-31 |
| Submitted | 2026-02-02 |
| Rated | 2026-02-06 |
| Submit age weight | 0.55 |
| Host | Tshwane (GTP) |
| Total time | 60 |
| Time weight | 0.83 |
| Official results | Official results |
General
| Games | 5 |
| Score | 2.5 |
| Percent | 50 |
| Dp | 0 |
| Aor | 1287.5 |
| Perform | 1287.5 |
| Penalties | 0 |
| Wins | 2 |
| Draws | 1 |
| Losses | 2 |
| White | 2 |
| Black | 3 |
| White wins | 0 |
| Black wins | 2 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 7 |
| Final Pos | 20 |
| Share Pos | 20 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1474.2 |
| K-factor | 20 |
| Score | 2.5 |
| Expected score | 3.54 |
| Score - Expected score | -1.04 |
| Rating +/- | -17.3 |
Analysis (Type)
| Rating | 1477.6 |
| K-factor | 20 |
| Score | 2.5 |
| Expected score | 3.52 |
| Score - Expected score | -1.02 |
| Rating +/- | -20.4 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2026-01-31 | Strecker, C (Cael) | GTP | 1223.2 | 1218.3 | B | 1 | 0.75 | 0.25 | 2.3 | 0.76 | 0.24 | 2.6 | Yes | |
| 2 | 2026-01-31 | Dixon, G (Genevieve) | GTP | 1295.5 | 1294.6 | W | 0.5 | 0.75 | -0.25 | -4.1 | 0.75 | -0.25 | -5 | Yes | |
| 3 | 2026-01-31 | Shezi, L (Luthando) | GTP | 1281.4 | 1296.1 | B | 0 | 0.68 | -0.68 | -11.3 | 0.67 | -0.67 | -13.4 | Yes | |
| 4 | 2026-01-31 | Bettesworth, J (Joshua) | GTP | 1343.9 | 1361.4 | W | 0 | 0.69 | -0.69 | -11.5 | 0.68 | -0.68 | -13.6 | Yes | |
| 5 | 2026-01-31 | Van Zyl, M (Marcel) | GTP | 1293.3 | 1305.9 | B | 1 | 0.67 | 0.33 | 3 | 0.66 | 0.34 | 3.7 | Yes | |