PLAYER TOURNAMENT DETAILS
Ina Swartbooi
2040131328Nelson Mandela Bay (ENM)Tournament details
| Tour Id | 20253801 |
| Group Id | 20253800 |
| Name | USSA Chess Championships 2025 |
| Section | Ladies |
| Rounds | 9 |
| Format | Swiss |
| Type | Classical |
| Start | 2025-12-01 |
| End | 2025-12-05 |
| Submitted | 2025-12-24 |
| Rated | 2025-12-24 |
| Submit age weight | 1 |
| Host | Johannesburg Metro (GJM) |
| Total time | 120 |
| Time weight | 1 |
| Official results | Official results |
General
| Games | 9 |
| Score | 5.5 |
| Percent | 61.1 |
| Dp | 94.4 |
| Aor | 1283.8 |
| Perform | 1378.2 |
| Penalties | 0 |
| Wins | 5 |
| Draws | 1 |
| Losses | 3 |
| White | 5 |
| Black | 4 |
| White wins | 2 |
| Black wins | 3 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 84 |
| Final Pos | 25 |
| Share Pos | 22 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1187.7 |
| K-factor | 20 |
| Score | 5.5 |
| Expected score | 3.54 |
| Score - Expected score | 1.96 |
| Rating +/- | 39.2 |
Analysis (Type)
| Rating | 1169.9 |
| K-factor | 20 |
| Score | 5.5 |
| Expected score | 3.35 |
| Score - Expected score | 2.15 |
| Rating +/- | 43 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-12-01 | Dire, B (Bontle) | NWP | 1242.3 | 1245.5 | W | 1 | 0.48 | 0.52 | 10.4 | 0.45 | 0.55 | 11 | Yes | |
| 2 | 2025-12-01 | Mudzengerere, M (Makaita) | GJM | 1272.2 | 1242.8 | B | 0 | 0.36 | -0.36 | -7.2 | 0.37 | -0.37 | -7.4 | Yes | |
| 3 | 2025-12-02 | Madlala, N (Nonhle) | EAL | 1372.9 | 1359.3 | W | 0 | 0.33 | -0.33 | -6.6 | 0.32 | -0.32 | -6.4 | Yes | |
| 4 | 2025-12-02 | Shabangu, M (Musawenkosi) | GE | 1292.7 | 1317.2 | B | 1 | 0.34 | 0.66 | 13.2 | 0.29 | 0.71 | 14.2 | Yes | |
| 5 | 2025-12-03 | Du Plessis, AA (Anna Aletta) | GTP | 1247.7 | 1259.4 | W | 1 | 0.47 | 0.53 | 10.6 | 0.44 | 0.56 | 11.2 | Yes | |
| 6 | 2025-12-04 | Mthiyane, Q (Qiniso) | KED | 1334.8 | 1344.5 | B | 1 | 0.29 | 0.71 | 14.2 | 0.25 | 0.75 | 15 | Yes | |
| 7 | 2025-12-04 | Mhlongo, S (Shallin) | FMB | 1298 | 1300.4 | W | 0 | 0.41 | -0.41 | -8.2 | 0.39 | -0.39 | -7.8 | Yes | |
| 8 | 2025-12-05 | Botha, L (Lorelei) | GTP | 1223.2 | 1215.9 | B | 1 | 0.42 | 0.58 | 11.6 | 0.4 | 0.6 | 12 | Yes | |
| 9 | 2025-12-05 | Sibanda, S (Sharon) | ESB | 1270.1 | 1266.3 | W | 0.5 | 0.45 | 0.05 | 1 | 0.43 | 0.07 | 1.4 | Yes | |