PLAYER PAGE
Onalenna Lehasa
1110162325Dr Kenneth Kaunda (NWP)Personal
Main rating
| Rating | 1662.6 |
| K-factor | 28 |
| Floor | 1162.6 |
| Highest | 1662.6 (2026-07-01) |
| Min/Max +/- allowed | 86 |
| Rating Change () | |
| Games | 10 |
| Score | 8 |
| We | 7.96 |
| SWe | 0.03 |
| Temp +/- | 1 |
| Penalties | 0 |
| Weight perform | 1618.3 |
| Final +/- | +1 |
| New Rating () | |
| Rating | 1663.6 |
| K-factor | 28 |
| Floor | 1163.6 |
| Highest | 1663.6 (2026-10-01) |
| Min/Max +/- allowed | 85.7 |
Standard rating
| Rating | 1674.4 |
| K-factor | 28 |
| Floor | 1174.4 |
| Highest | 1674.4 (2026-07-01) |
| Min/Max +/- allowed | 84.4 |
| Rating Change () | |
| Games | 10 |
| Score | 8 |
| We | 8 |
| SWe | 0 |
| Temp +/- | 0.1 |
| Penalties | 0 |
| Weight perform | 1618.3 |
| Final +/- | +0.1 |
| New Rating () | |
| Rating | 1674.5 |
| K-factor | 28 |
| Floor | 1174.5 |
| Highest | 1674.5 (2026-10-01) |
| Min/Max +/- allowed | 84.3 |
Rapid rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | NW Provincial Chess Champioship 2026 (U15 Boys) | Standard | 2026-10-10 | 2026-10-10 | Ngaka Modiri Molema (NNM) | 5 | 1662.6 | 5 | 3.5 | 1655.1 | -0.1 | Details |
| 2 | Dr KK Chess Glenly 2026 (U16) | Standard | 2026-09-05 | 2026-09-05 | Dr Kenneth Kaunda (NWP) | 5 | 1662.6 | 5 | 4.5 | 1638.6 | 1 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | DrKK FIDE at Ashton 2026 (U16) | Standard | 2026-06-06 | 2026-06-06 | Dr Kenneth Kaunda (NWP) | 5 | 1661.5 | 4 | 3.5 | 1642.8 | 1.1 | Details |
| 2 | Dr KK Volkies 2026 (A) | Standard | 2026-05-09 | 2026-05-09 | Dr Kenneth Kaunda (NWP) | 5 | 1658.7 | 5 | 2 | 1687.6 | 2.8 | Details |
| 3 | Dr KK Wollies 2026 (U16) | Standard | 2026-03-07 | 2026-03-07 | Dr Kenneth Kaunda (NWP) | 5 | 1612.2 | 5 | 5 | 1672.7 | 8.7 | Details |
| 4 | South African Junior Closed Chess Championship 2026 (U16 Open) | Classical | 2026-03-28 | 2026-04-02 | Bojanala Platina (NBR) | 9 | 1612.2 | 9 | 5.5 | 1735.9 | 37.8 | Details |
| 5 | Dr KK Chess - Curro 2026 (A) | Standard | 2026-02-07 | 2026-02-07 | Dr Kenneth Kaunda (NWP) | 5 | 1612.4 | 5 | 2.5 | 1618.7 | 0.1 | Details |
| 6 | 2025 Mzansi Individual Championships (U16 Open) | Classical | 2025-12-17 | 2025-12-20 | Nelson Mandela Bay (ENM) | 6 | 1615.4 | 0 | 0 | 0 | 0 | Details |
| 7 | 2025 Mzansi Inter Provincial Team Championships (U20 Open) | Standard | 2025-12-15 | 2025-12-17 | Nelson Mandela Bay (ENM) | 6 | 1615.4 | 6 | 4.5 | 1602.3 | -1.2 | Details |
| 8 | Gauteng Inter-Region at Emerald Resort 2025 (U16 Championship) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1615.4 | 5 | 2 | 1599.6 | -1.1 | Details |
| 9 | Dr KK Regional Trials 2025 (U16) | Standard | 2025-09-06 | 2025-09-06 | Dr Kenneth Kaunda (NWP) | 5 | 1585.4 | 5 | 5 | 1718 | 13.9 | Details |
| 10 | Ashton John 2025 (U16) | Standard | 2025-08-23 | 2025-08-23 | Dr Kenneth Kaunda (NWP) | 5 | 1585.4 | 5 | 4 | 1624.4 | 4.6 | Details |
| 11 | CURRO Tournament 2025 (U16) | Standard | 2025-04-12 | 2025-04-12 | Dr Kenneth Kaunda (NWP) | 5 | 1571.4 | 5 | 5 | 1664.7 | 8.8 | Details |
| 12 | Dr Kenneth Kaunda La Hoff PS 2025 (U16+U18) | Standard | 2025-03-01 | 2025-03-01 | Dr Kenneth Kaunda (NWP) | 5 | 1582.8 | 5 | 4 | 1423.8 | -7.1 | Details |
| 13 | Gauteng Inter-Region at UJ 2024 (U14 Candidates) | Standard | 2024-12-07 | 2024-12-08 | Johannesburg Metro (GJM) | 5 | 1556.5 | 5 | 4 | 1617.8 | 7.7 | Details |
| 14 | DR KKD Trails 2 2024 (U14) | Standard | 2024-10-12 | 2024-10-12 | Dr Kenneth Kaunda (NWP) | 5 | 1413.7 | 5 | 4 | 1582.4 | 15.9 | Details |
| 15 | DR KKD Curro Agegroup 2024 (U14) | Standard | 2024-08-31 | 2024-08-31 | Dr Kenneth Kaunda (NWP) | 5 | 1335.7 | 5 | 5 | 1774.6 | 43.3 | Details |
| 16 | DR KKD Ferdies Mar 2024 (C) | Standard | 2024-03-02 | 2024-03-02 | Dr Kenneth Kaunda (NWP) | 5 | 1265.2 | 5 | 5 | 1675.1 | 39.2 | Details |
| 17 | DR KKD Curro Feb 2024 (U14) | Standard | 2024-02-10 | 2024-02-10 | Dr Kenneth Kaunda (NWP) | 5 | 1182.1 | 5 | 5 | 1649.3 | 46.3 | Details |
| 18 | 2023 Thomas Lechelele North West Open (C) | Standard | 2023-09-15 | 2023-09-16 | Dr Kenneth Kaunda (NWP) | 5 | 1200 | 5 | 2 | 1090.7 | -10 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 3 |
| Draws | 1 |
| Losses | 1 |
| White | 3 |
| Black | 2 |
| White wins | 2 |
| Black wins | 1 |
| Score | 3.5 |
| Percent | 70 |
| Dp | 170 |
| AOR | 1485.1 |
| Performance | 1655.1 |
Game statistics ()
| Games | 38 |
| Wins | 23 |
| Draws | 7 |
| Losses | 8 |
| White | 21 |
| Black | 17 |
| White wins | 13 |
| Black wins | 10 |
| Score | 26.5 |
| Percent | 69.7 |
| Dp | 167.8 |
| AOR | 1504.8 |
| Performance | 1672.6 |
Game statistics (History)
| Games | 99 |
| Wins | 72 |
| Draws | 8 |
| Losses | 19 |
| White | 49 |
| Black | 50 |
| White wins | 34 |
| Black wins | 38 |
| Score | 76 |
| Percent | 76.8 |
| Dp | 227.5 |
| AOR | 1391.4 |
| Performance | 1618.9 |
Rankings (Main)
| National | |
| Overall | 732 |
| Gender | 683 |
| Age group | 72 |
| Gender/Age | 63 |
| Provincial | |
| Overall | 57 |
| Gender | 54 |
| Age group | 3 |
| Gender/Age | 3 |
| Regional | |
| Overall | 11 |
| Gender | 10 |
| Age group | 1 |
| Gender/Age | 1 |
Rankings (Standard)
| National | |
| Overall | 628 |
| Gender | 591 |
| Age group | 71 |
| Gender/Age | 62 |
| Provincial | |
| Overall | 53 |
| Gender | 51 |
| Age group | 3 |
| Gender/Age | 3 |
| Regional | |
| Overall | 11 |
| Gender | 10 |
| Age group | 1 |
| Gender/Age | 1 |
Rankings (Rapid)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Rankings (Blitz)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Performance ( )
| Games | 5 |
| Score | 3.5 |
| Percent | 70 |
| Aor | 1485.1 |
| Dp | 170 |
| Prat | 1655.1 |
Performance ()
| Games | 38 |
| Score | 26.5 |
| Percent | 69.7 |
| Aor | 1504.8 |
| Dp | 167.8 |
| Prat | 1672.6 |
Performance (12 months)
| Games | 49 |
| Score | 33 |
| Percent | 67.3 |
| Aor | 1509.1 |
| Dp | 147.4 |
| Prat | 1656.5 |
Performance (History)
| Games | 99 |
| Score | 76 |
| Percent | 76.8 |
| Aor | 1391.4 |
| Dp | 227.5 |
| Prat | 1618.9 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Gweshe, T (Tafadzwa) | 3 | 1 | 2 | DR KKD Trails 2 2024 (U14) | Dr KK Regional Trials 2025 (U16) | Details |
| Overall | 2 | Mochoanchoeng, T (Tshego) | 3 | 1 | 2 | CURRO Tournament 2025 (U16) | Dr KK Regional Trials 2025 (U16) | Details |
| Overall | 3 | Greeff, S (Sean) | 2 | 1 | 1 | DR KKD Trails 2 2024 (U14) | Ashton John 2025 (U16) | Details |
| Overall | 4 | Myburgh, Z (Zandre) | 2 | 2 | 0 | Ashton John 2025 (U16) | South African Junior Closed Chess Championship 2026 (U16 Open) | Details |
| Overall | 5 | Ralebenya, L (Lebenya) | 2 | 2 | 0 | DR KKD Curro Agegroup 2024 (U14) | CURRO Tournament 2025 (U16) | Details |
| Standard | 1 | Gweshe, T (Tafadzwa) | 3 | 1 | 2 | DR KKD Trails 2 2024 (U14) | Dr KK Regional Trials 2025 (U16) | Details |
| Standard | 2 | Mochoanchoeng, T (Tshego) | 3 | 1 | 2 | CURRO Tournament 2025 (U16) | Dr KK Regional Trials 2025 (U16) | Details |
| Standard | 3 | Ralebenya, L (Lebenya) | 2 | 2 | 0 | DR KKD Curro Agegroup 2024 (U14) | CURRO Tournament 2025 (U16) | Details |
| Standard | 4 | Fouche, N (Nathan) | 2 | 0 | 2 | CURRO Tournament 2025 (U16) | Dr KK Regional Trials 2025 (U16) | Details |
| Standard | 5 | Myburgh, Z (Zandre) | 2 | 2 | 0 | Ashton John 2025 (U16) | South African Junior Closed Chess Championship 2026 (U16 Open) | Details |