PLAYER TOURNAMENT DETAILS
John-Andrew Kamffer
1150149230West Rand (GWR)Tournament details
| Tour Id | 20252841 |
| Group Id | 20252840 |
| Name | Chess Power House Spring Rapid 2025 |
| Section | D |
| Rounds | 5 |
| Format | Swiss |
| Type | Rapid |
| Start | 2025-09-21 |
| End | 2025-09-21 |
| Submitted | 2025-09-23 |
| Rated | 2025-09-25 |
| Submit age weight | 1 |
| Host | Ekurhuleni (GE) |
| Total time | 20 |
| Time weight | 0.47 |
| Official results | Official results |
General
| Games | 5 |
| Score | 3 |
| Percent | 60 |
| Dp | 85 |
| Aor | 1361.8 |
| Perform | 1446.8 |
| Penalties | 0 |
| Wins | 3 |
| Draws | 0 |
| Losses | 2 |
| White | 2 |
| Black | 3 |
| White wins | 1 |
| Black wins | 2 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 4 |
| Final Pos | 7 |
| Share Pos | 5 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1448.4 |
| K-factor | 20 |
| Score | 3 |
| Expected score | 2.96 |
| Score - Expected score | 0.04 |
| Rating +/- | 0.4 |
Analysis (Type)
| Rating | 1232 |
| K-factor | 20 |
| Score | 3 |
| Expected score | 2.33 |
| Score - Expected score | 0.67 |
| Rating +/- | 13.4 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-09-21 | Stafford, A (Anna) | GJM | 1194 | 1182.8 | B | 1 | 0.75 | 0.25 | 2.3 | 0.52 | 0.48 | 9.6 | Yes | |
| 2 | 2025-09-21 | Tholo, R (Refentse) | GE | 1200 | 1200 | W | 1 | 0.83 | 0.17 | 1.6 | 0.58 | 0.42 | 8.4 | Yes | |
| 3 | 2025-09-21 | Kalmek, A (Asher) | GJM | 1331.6 | 1247.9 | B | 0 | 0.59 | -0.59 | -5.5 | 0.44 | -0.44 | -8.8 | Yes | |
| 4 | 2025-09-21 | Anthonissen, MV (Mikhael Villem) | GTP | 1633.4 | 1374.9 | W | 0 | 0.33 | -0.33 | -3.1 | 0.38 | -0.38 | -7.6 | Yes | |
| 5 | 2025-09-21 | Whittaker, L (Lillian) | GJM | 1450.3 | 1264.1 | B | 1 | 0.46 | 0.54 | 5.1 | 0.42 | 0.58 | 11.6 | Yes | |