PLAYER PAGE
Jacobus Harm Van Der Walt
1630300184Dr Kenneth Kaunda (NWP)Personal
Main rating
| Rating | 1207.7 |
| K-factor | 36 |
| Floor | 788.1 |
| Highest | 1460.6 (2024-03-01) |
| Min/Max +/- allowed | 114 |
| Rating Change () | |
| Games | 4 |
| Score | 4 |
| We | 2.2 |
| SWe | 1.49 |
| Temp +/- | 53.7 |
| Penalties | 0 |
| Weight perform | 1302.2 |
| Final +/- | +94.5 |
| New Rating () | |
| Rating | 1302.2 |
| K-factor | 36 |
| Floor | 788.1 |
| Highest | 1460.6 (2024-03-01) |
| Min/Max +/- allowed | 114.4 |
Standard rating
| Rating | 1204.6 |
| K-factor | 36 |
| Floor | 798.9 |
| Highest | 1448.3 (2024-03-01) |
| Min/Max +/- allowed | 116.4 |
| Rating Change () | |
| Games | 4 |
| Score | 4 |
| We | 2.13 |
| SWe | 1.87 |
| Temp +/- | 67.2 |
| Penalties | 0 |
| Weight perform | 1302.2 |
| Final +/- | +97.6 |
| New Rating () | |
| Rating | 1302.2 |
| K-factor | 36 |
| Floor | 798.9 |
| Highest | 1448.3 (2024-03-01) |
| Min/Max +/- allowed | 116.4 |
Rapid rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-04-01) |
| 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 (2024-04-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-04-01) |
| 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 (2024-04-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Dr KK Chess Laerskool La Hoff 2026 (C) | Standard | 2026-10-10 | 2026-10-10 | Dr Kenneth Kaunda (NWP) | 5 | 1207.7 | 4 | 4 | 1588.9 | 53.7 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Dr KK Chess Ferdies 2026 (C) | Standard | 2026-08-01 | 2026-08-01 | Dr Kenneth Kaunda (NWP) | 5 | 1207.7 | 5 | 3 | 1140.3 | -14.2 | Details |
| 2 | DrKK FIDE at Ashton 2026 (C) | Standard | 2026-06-06 | 2026-06-06 | Dr Kenneth Kaunda (NWP) | 5 | 1211.3 | 5 | 3 | 1230.3 | 4.7 | Details |
| 3 | Dr KK Volkies 2026 (C) | Standard | 2026-05-09 | 2026-05-09 | Dr Kenneth Kaunda (NWP) | 5 | 1195 | 5 | 3 | 1280.7 | 16.3 | Details |
| 4 | Dr KK Wollies 2026 (C) | Standard | 2026-03-07 | 2026-03-07 | Dr Kenneth Kaunda (NWP) | 5 | 1245.9 | 3 | 0 | 775 | -50.9 | Details |
| 5 | Dr KK Chess - Curro 2026 (C) | Standard | 2026-02-07 | 2026-02-07 | Dr Kenneth Kaunda (NWP) | 5 | 1246.8 | 5 | 3 | 1288.1 | 3.4 | Details |
| 6 | DR KK Chess Volkies 2025 (B) | Standard | 2025-10-18 | 2025-10-18 | Dr Kenneth Kaunda (NWP) | 5 | 1251.7 | 5 | 3 | 1365.3 | 10.3 | Details |
| 7 | Dr KK Regional Trials Potch 2025 (B) | Standard | 2025-09-27 | 2025-09-27 | Dr Kenneth Kaunda (NWP) | 5 | 1251.7 | 4 | 1 | 993.8 | -20.1 | Details |
| 8 | Dr KK Regional Trials 2025 (B) | Standard | 2025-09-06 | 2025-09-06 | Dr Kenneth Kaunda (NWP) | 5 | 1251.3 | 5 | 2.5 | 1199.1 | -4.3 | Details |
| 9 | Ashton John 2025 (B) | Standard | 2025-08-23 | 2025-08-23 | Dr Kenneth Kaunda (NWP) | 5 | 1251.3 | 5 | 3 | 1284.5 | 2.7 | Details |
| 10 | CURRO Tournament 2025 (Open) | Standard | 2025-04-12 | 2025-04-12 | Dr Kenneth Kaunda (NWP) | 5 | 1257.8 | 4 | 1 | 1177.8 | -6.3 | Details |
| 11 | Dr Kenneth Kaunda La Hoff PS 2025 (Open) | Standard | 2025-03-01 | 2025-03-01 | Dr Kenneth Kaunda (NWP) | 5 | 1276.1 | 5 | 2 | 1178.9 | -10.1 | Details |
| 12 | DR KK Volkies 2025 (Open) | Standard | 2025-02-01 | 2025-02-01 | Dr Kenneth Kaunda (NWP) | 5 | 1256.4 | 5 | 2 | 1363.2 | 11 | Details |
| 13 | DR KKD Trails 2 2024 (Open) | Standard | 2024-10-12 | 2024-10-12 | Dr Kenneth Kaunda (NWP) | 5 | 1288.1 | 4 | 0 | 1082.9 | -17.6 | Details |
| 14 | DR KKD Mooirivier Trials 2024 (Open) | Standard | 2024-09-14 | 2024-09-14 | Dr Kenneth Kaunda (NWP) | 5 | 1265.2 | 4 | 1 | 1201.9 | -5.1 | Details |
| 15 | DR KKD Curro Agegroup 2024 (Open) | Standard | 2024-08-31 | 2024-08-31 | Dr Kenneth Kaunda (NWP) | 5 | 1265.2 | 5 | 3 | 1430.5 | 16.8 | Details |
| 16 | DR KK Gimmies 2024 (C) | Standard | 2024-07-13 | 2024-07-13 | Dr Kenneth Kaunda (NWP) | 5 | 1219.5 | 5 | 4 | 1485.9 | 25.4 | Details |
| 17 | DR KKD Saamtrek 2024 (Open) | Standard | 2024-06-08 | 2024-06-08 | Dr Kenneth Kaunda (NWP) | 5 | 1249.1 | 4 | 0.5 | 1039.6 | -16.4 | Details |
| 18 | DR KKD Ferdies Mar 2024 (B) | Standard | 2024-03-02 | 2024-03-02 | Dr Kenneth Kaunda (NWP) | 5 | 1200 | 5 | 3.5 | 1460.1 | 24.6 | Details |
Game statistics ( )
| Games | 4 |
| Wins | 4 |
| Draws | 0 |
| Losses | 0 |
| White | 2 |
| Black | 2 |
| White wins | 2 |
| Black wins | 2 |
| Score | 4 |
| Percent | 100 |
| Dp | 425 |
| AOR | 1163.9 |
| Performance | 1588.9 |
Game statistics ()
| Games | 27 |
| Wins | 15 |
| Draws | 2 |
| Losses | 10 |
| White | 13 |
| Black | 14 |
| White wins | 7 |
| Black wins | 8 |
| Score | 16 |
| Percent | 59.3 |
| Dp | 78.7 |
| AOR | 1157.5 |
| Performance | 1236.2 |
Game statistics (History)
| Games | 87 |
| Wins | 40 |
| Draws | 5 |
| Losses | 42 |
| White | 45 |
| Black | 42 |
| White wins | 20 |
| Black wins | 20 |
| Score | 42.5 |
| Percent | 48.9 |
| Dp | -9.8 |
| AOR | 1264.9 |
| Performance | 1255.2 |
Rankings (Main)
| National | |
| Overall | 11592 |
| Gender | 9094 |
| Age group | 283 |
| Gender/Age | 275 |
| Provincial | |
| Overall | 721 |
| Gender | 579 |
| Age group | 13 |
| Gender/Age | 13 |
| Regional | |
| Overall | 166 |
| Gender | 144 |
| Age group | 6 |
| Gender/Age | 6 |
Rankings (Standard)
| National | |
| Overall | 9492 |
| Gender | 7331 |
| Age group | 214 |
| Gender/Age | 211 |
| Provincial | |
| Overall | 616 |
| Gender | 501 |
| Age group | 12 |
| Gender/Age | 12 |
| Regional | |
| Overall | 161 |
| Gender | 138 |
| Age group | 6 |
| Gender/Age | 6 |
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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 23 |
| Score | 12 |
| Percent | 52.2 |
| Aor | 1156.4 |
| Dp | 18.5 |
| Prat | 1174.9 |
Performance (12 months)
| Games | 23 |
| Score | 12 |
| Percent | 52.2 |
| Aor | 1156.4 |
| Dp | 18.5 |
| Prat | 1174.9 |
Performance (History)
| Games | 83 |
| Score | 38.5 |
| Percent | 46.4 |
| Aor | 1269.8 |
| Dp | -30.7 |
| Prat | 1239.1 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Venter, H (Henk) | 5 | 3 | 2 | DR KKD Saamtrek 2024 (Open) | Dr KK Chess Ferdies 2026 (C) | Details |
| Overall | 2 | Ngubeni, JM (Jackie) | 4 | 4 | 0 | DR KKD Mooirivier Trials 2024 (Open) | CURRO Tournament 2025 (Open) | Details |
| Overall | 3 | Choeu, K (Kagisho) | 3 | 1 | 2 | DR KKD Saamtrek 2024 (Open) | DR KKD Trails 2 2024 (Open) | Details |
| Overall | 4 | Mtiyane, T (Tyson) | 2 | 2 | 0 | DR KKD Mooirivier Trials 2024 (Open) | DR KKD Trails 2 2024 (Open) | Details |
| Overall | 5 | Mopalami, BDN (Boiketlo Daddy Ngakaemany) | 2 | 0 | 2 | DR KK Volkies 2025 (Open) | CURRO Tournament 2025 (Open) | Details |
| Standard | 1 | Venter, H (Henk) | 5 | 3 | 2 | DR KKD Saamtrek 2024 (Open) | Dr KK Chess Ferdies 2026 (C) | Details |
| Standard | 2 | Ngubeni, JM (Jackie) | 4 | 4 | 0 | DR KKD Mooirivier Trials 2024 (Open) | CURRO Tournament 2025 (Open) | Details |
| Standard | 3 | Choeu, K (Kagisho) | 3 | 1 | 2 | DR KKD Saamtrek 2024 (Open) | DR KKD Trails 2 2024 (Open) | Details |
| Standard | 4 | Fourie, EM (Elzette Mari) | 2 | 1 | 1 | DR KKD Curro Agegroup 2024 (Open) | DR KK Volkies 2025 (Open) | Details |
| Standard | 5 | Mtiyane, T (Tyson) | 2 | 2 | 0 | DR KKD Mooirivier Trials 2024 (Open) | DR KKD Trails 2 2024 (Open) | Details |