PLAYER PAGE
JD Heasman
1160161827Eden (WEG)Personal
Main rating
| Rating | 1225.1 |
| K-factor | 36 |
| Floor | 814.8 |
| Highest | 1314.8 (2025-05-05) |
| Min/Max +/- allowed | 141 |
| Rating Change () | |
| Games | 4 |
| Score | 1 |
| We | 1.5 |
| SWe | -0.42 |
| Temp +/- | -15.1 |
| Penalties | 0 |
| Weight perform | 1135.2 |
| Final +/- | -15.1 |
| New Rating () | |
| Rating | 1210 |
| K-factor | 36 |
| Floor | 814.8 |
| Highest | 1314.8 (2025-05-05) |
| Min/Max +/- allowed | 140.8 |
Standard rating
| Rating | 1237.2 |
| K-factor | 36 |
| Floor | 822.4 |
| Highest | 1322.4 (2025-05-05) |
| Min/Max +/- allowed | 139.3 |
| Rating Change () | |
| Games | 4 |
| Score | 1 |
| We | 1.59 |
| SWe | -0.59 |
| Temp +/- | -21.3 |
| Penalties | 0 |
| Weight perform | 1130.1 |
| Final +/- | -21.3 |
| New Rating () | |
| Rating | 1215.9 |
| K-factor | 36 |
| Floor | 822.4 |
| Highest | 1322.4 (2025-05-05) |
| Min/Max +/- allowed | 139.3 |
Rapid rating
| Rating | 1180.2 |
| 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 | 1180.2 |
| 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 | George Trials 3 2026 (U11 Boys) | Standard | 2026-02-28 | 2026-02-28 | Eden (WEG) | 5 | 1225.1 | 4 | 1 | 1119.1 | -15.1 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | George Trials 2 2026 (U11 Boys) | Standard | 2026-02-14 | 2026-02-14 | Eden (WEG) | 5 | 1226.2 | 5 | 2 | 1180.8 | 0 | Details |
| 2 | George Trials 1 2026 (U11 Boys) | Standard | 2026-01-31 | 2026-01-31 | Eden (WEG) | 5 | 1226.2 | 4 | 1.5 | 1153.8 | 0 | Details |
| 3 | Voories Skaaktoernooi 2025 (O9) | Rapid | 2025-11-08 | 2025-11-08 | Eden (WEG) | 5 | 1223.6 | 5 | 2.5 | 1251.1 | 0 | Details |
| 4 | HCPS Invitational Rapid Tournament 2025 (U9) | Rapid | 2025-10-18 | 2025-10-18 | Eden (WEG) | 6 | 1225.3 | 5 | 0.5 | 1110.3 | 0 | Details |
| 5 | George Top Schools 2025 (U9) | Standard | 2025-07-26 | 2025-07-26 | Eden (WEG) | 5 | 1218.2 | 5 | 2.5 | 1266.1 | 0 | Details |
| 6 | 2025 WC Rural Cup (U10) | Standard | 2025-06-14 | 2025-06-15 | Eden (WEG) | 6 | 1295.7 | 6 | 0 | 928.7 | 0 | Details |
| 7 | Dennie Chess Rapid Tournament Open 2025 (U9) | Rapid | 2025-05-24 | 2025-05-24 | Eden (WEG) | 5 | 1314.8 | 5 | 3 | 1363.9 | 0 | Details |
| 8 | Southern Knights Rapid 2025 (C) | Rapid | 2025-05-03 | 2025-05-03 | Eden (WEG) | 7 | 1314.8 | 7 | 2 | 1153.4 | 0 | Details |
| 9 | Eden Chess Trials 2 2025 (U10) | Standard | 2025-03-15 | 2025-04-12 | Eden (WEG) | 10 | 1297.4 | 10 | 6 | 1346.6 | 0 | Details |
| 10 | Eden Schools Chess Trials 1 2025 (U9 Boys) | Standard | 2025-03-08 | 2025-03-08 | Eden (WEG) | 5 | 1259.7 | 5 | 3 | 1292.4 | 0 | Details |
| 11 | George Schools Chess Trials 3 2025 (U9 Boys) | Standard | 2025-03-01 | 2025-03-01 | Eden (WEG) | 5 | 1259.7 | 5 | 3 | 1323.1 | 0 | Details |
| 12 | George Schools Chess Trials 2 2025 (U9 Boys) | Standard | 2025-02-15 | 2025-02-15 | Eden (WEG) | 5 | 1205.4 | 5 | 3 | 1267.8 | 0 | Details |
| 13 | George Schools Chess Trials 1 2025 (U9 Boys) | Standard | 2025-02-01 | 2025-02-01 | Eden (WEG) | 5 | 1205.4 | 5 | 3 | 1377.5 | 0 | Details |
| 14 | George Primary Top Schools 2024 (U9) | Standard | 2024-07-20 | 2024-07-20 | Eden (WEG) | 5 | 1140.6 | 5 | 4 | 1502.9 | 0 | Details |
| 15 | George Schools Trials 3 2024 (U9 Boys) | Standard | 2024-03-02 | 2024-03-02 | Eden (WEG) | 5 | 1142.1 | 5 | 2 | 1142 | 0 | Details |
| 16 | George Schools Trials 2 2024 (U9 Boys) | Standard | 2024-02-17 | 2024-02-17 | Eden (WEG) | 5 | 1133.1 | 5 | 2 | 1111.5 | 0 | Details |
| 17 | George Schools Trials 1 2024 (U9 Boys) | Standard | 2024-02-03 | 2024-02-03 | Eden (WEG) | 5 | 1133.1 | 5 | 2.5 | 1190.8 | 0 | Details |
| 18 | Western Cape Top Schools 2023 (U7 Mixed) | Standard | 2023-09-02 | 2023-09-03 | Cape Winelands (WCW) | 5 | 1200 | 5 | 0.5 | 813.3 | 0 | Details |
Game statistics ( )
| Games | 0 |
| Wins | 0 |
| Draws | 0 |
| Losses | 0 |
| White | 0 |
| Black | 0 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0 |
| Percent | 0 |
| Dp | 0 |
| AOR | 0 |
| Performance | 0 |
Game statistics ()
| Games | 13 |
| Wins | 4 |
| Draws | 1 |
| Losses | 8 |
| White | 6 |
| Black | 7 |
| White wins | 1 |
| Black wins | 3 |
| Score | 4.5 |
| Percent | 34.6 |
| Dp | -130.8 |
| AOR | 1284.3 |
| Performance | 1153.5 |
Game statistics (History)
| Games | 101 |
| Wins | 41 |
| Draws | 6 |
| Losses | 54 |
| White | 50 |
| Black | 51 |
| White wins | 15 |
| Black wins | 26 |
| Score | 44 |
| Percent | 43.6 |
| Dp | -54.7 |
| AOR | 1264.3 |
| Performance | 1209.6 |
Rankings (Main)
| National | |
| Overall | 10198 |
| Gender | 8178 |
| Age group | 1143 |
| Gender/Age | 885 |
| Provincial | |
| Overall | 2932 |
| Gender | 2265 |
| Age group | 373 |
| Gender/Age | 270 |
| Regional | |
| Overall | 698 |
| Gender | 523 |
| Age group | 103 |
| Gender/Age | 72 |
Rankings (Standard)
| National | |
| Overall | 7832 |
| Gender | 6243 |
| Age group | 855 |
| Gender/Age | 659 |
| Provincial | |
| Overall | 2185 |
| Gender | 1647 |
| Age group | 278 |
| Gender/Age | 195 |
| Regional | |
| Overall | 596 |
| Gender | 437 |
| Age group | 89 |
| Gender/Age | 59 |
Rankings (Rapid)
| National | |
| Overall | 5182 |
| Gender | 3949 |
| Age group | 801 |
| Gender/Age | 581 |
| Provincial | |
| Overall | 2076 |
| Gender | 1555 |
| Age group | 344 |
| Gender/Age | 244 |
| Regional | |
| Overall | 216 |
| Gender | 161 |
| Age group | 36 |
| Gender/Age | 29 |
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 | 13 |
| Score | 4.5 |
| Percent | 34.6 |
| Aor | 1284.3 |
| Dp | -130.8 |
| Prat | 1153.5 |
Performance (12 months)
| Games | 61 |
| Score | 24 |
| Percent | 39.3 |
| Aor | 1295.9 |
| Dp | -90.6 |
| Prat | 1205.3 |
Performance (History)
| Games | 101 |
| Score | 44 |
| Percent | 43.6 |
| Aor | 1264.3 |
| Dp | -54.7 |
| Prat | 1209.6 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Stoffels, C (Connor) | 4 | 1 | 3 | George Schools Trials 1 2024 (U9 Boys) | George Trials 1 2026 (U11 Boys) | Details |
| Overall | 2 | Hessie, L (Luke) | 4 | 1 | 3 | George Schools Chess Trials 1 2025 (U9 Boys) | HCPS Invitational Rapid Tournament 2025 (U9) | Details |
| Overall | 3 | Bruiners, J (Jeanne) | 3 | 2 | 1 | Dennie Chess Rapid Tournament Open 2025 (U9) | Voories Skaaktoernooi 2025 (O9) | Details |
| Overall | 4 | Edons, M (Mihandro) | 3 | 1 | 2 | 2025 WC Rural Cup (U10) | 2025 WC Rural Cup (U10) | Details |
| Overall | 5 | Salmons, C (Cayden) | 3 | 1 | 2 | George Schools Chess Trials 2 2025 (U9 Boys) | Voories Skaaktoernooi 2025 (O9) | Details |
| Standard | 1 | Stoffels, C (Connor) | 4 | 1 | 3 | George Schools Trials 1 2024 (U9 Boys) | George Trials 1 2026 (U11 Boys) | Details |
| Standard | 2 | Hessie, L (Luke) | 3 | 1 | 2 | George Schools Chess Trials 1 2025 (U9 Boys) | Eden Chess Trials 2 2025 (U10) | Details |
| Standard | 3 | Edons, M (Mihandro) | 3 | 1 | 2 | 2025 WC Rural Cup (U10) | 2025 WC Rural Cup (U10) | Details |
| Standard | 4 | Mhlakaza, S (Siphosethu) | 3 | 2 | 1 | George Schools Trials 3 2024 (U9 Boys) | George Trials 1 2026 (U11 Boys) | Details |
| Standard | 5 | Cunningham, S (Skyler) | 2 | 1 | 1 | George Schools Chess Trials 2 2025 (U9 Boys) | George Trials 1 2026 (U11 Boys) | Details |
| Rapid | 1 | Salmons, C (Cayden) | 2 | 1 | 1 | Dennie Chess Rapid Tournament Open 2025 (U9) | Voories Skaaktoernooi 2025 (O9) | Details |
| Rapid | 2 | Rens, D (Deauwin) | 2 | 2 | 0 | Southern Knights Rapid 2025 (C) | HCPS Invitational Rapid Tournament 2025 (U9) | Details |
| Rapid | 3 | Bruiners, J (Jeanne) | 2 | 1 | 1 | Dennie Chess Rapid Tournament Open 2025 (U9) | Voories Skaaktoernooi 2025 (O9) | Details |
| Rapid | 4 | Flores, C (Chloe) | 2 | 1 | 1 | Dennie Chess Rapid Tournament Open 2025 (U9) | HCPS Invitational Rapid Tournament 2025 (U9) | Details |