PLAYER PAGE
Ruan Bosman
1130335678Tshwane (GTP)Personal
Main rating
| Rating | 1416.3 |
| K-factor | 32 |
| Floor | 953.4 |
| Highest | 1453.4 (2026-09-01) |
| Min/Max +/- allowed | 116 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 3.39 |
| SWe | -1.04 |
| Temp +/- | -33.1 |
| Penalties | 0 |
| Weight perform | 1263.9 |
| Final +/- | -33.1 |
| New Rating () | |
| Rating | 1383.1 |
| K-factor | 32 |
| Floor | 953.4 |
| Highest | 1453.4 (2026-09-01) |
| Min/Max +/- allowed | 115.6 |
Standard rating
| Rating | 1415.9 |
| K-factor | 32 |
| Floor | 962.4 |
| Highest | 1462.4 (2026-09-01) |
| Min/Max +/- allowed | 114.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1373.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1415.9 |
| K-factor | 32 |
| Floor | 962.4 |
| Highest | 1462.4 (2026-09-01) |
| Min/Max +/- allowed | 114.1 |
Rapid rating
| Rating | 1200 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199.9 (2026-04-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 3.18 |
| SWe | -1.23 |
| Temp +/- | -49.4 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | -49.4 |
| New Rating () | |
| Rating | 1150.6 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199.9 (2026-04-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199.9 (2026-04-01) |
| 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 | 40 |
| Floor | 700 |
| Highest | 1199.9 (2026-04-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Gauteng Top Schools Teams 2026 (U13 Open) | Rapid | 2026-08-28 | 2026-08-28 | Ekurhuleni (GE) | 5 | 1416.3 | 5 | 2 | 1094.4 | -33 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 Centurion Chess Club Open Tournament (C) | Standard | 2026-09-19 | 2026-09-19 | Tshwane (GTP) | 5 | 1453.4 | 5 | 1.5 | 1207.6 | -37.2 | Details |
| 2 | 2026 Alekhine Open Chess Tournament (D) | Standard | 2026-08-29 | 2026-08-30 | Tshwane (GTP) | 5 | 1453.4 | 3 | 2 | 1297.2 | -0.1 | Details |
| 3 | 2026 Gauteng North School D3 Team League Finals (U13) | Standard | 2026-08-22 | 2026-08-22 | Tshwane (GTP) | 5 | 1453.4 | 5 | 4 | 1491.2 | 27 | Details |
| 4 | 2026 Etienne Lewis (U14) | Standard | 2026-08-08 | 2026-08-10 | Tshwane (GTP) | 7 | 1453.4 | 5 | 4.5 | 1670.6 | 62 | Details |
| 5 | 2026 Tshwane North D3 Cluster 4&5 Teams (U13) | Standard | 2026-07-27 | 2026-07-27 | Tshwane (GTP) | 5 | 1453.4 | 3 | 3 | 1537.3 | 24 | Details |
| 6 | Wynie Robbertse Chess Tournament 2026 (D) | Standard | 2026-06-27 | 2026-06-27 | Tshwane (GTP) | 5 | 1270.4 | 5 | 3 | 1283.3 | 3.6 | Details |
| 7 | Elise Steenkamp 2026 (Bishop 1) | Standard | 2026-06-13 | 2026-06-14 | Tshwane (GTP) | 5 | 1270.4 | 5 | 3 | 1455.5 | 38 | Details |
| 8 | 2026 D3 Tshwane North Individuals (U13 Boys) | Standard | 2026-05-09 | 2026-05-09 | Tshwane (GTP) | 5 | 1221.2 | 4 | 3.5 | 1571.9 | 49.3 | Details |
| 9 | 2026 D3 Tshwane North School Cluster 4&5 Individuals (U13 Mixed) | Standard | 2026-04-11 | 2026-04-11 | Tshwane (GTP) | 5 | 1200 | 5 | 3 | 1301.6 | 21.2 | 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 | 45 |
| Wins | 28 |
| Draws | 3 |
| Losses | 14 |
| White | 20 |
| Black | 25 |
| White wins | 14 |
| Black wins | 14 |
| Score | 29.5 |
| Percent | 65.6 |
| Dp | 132.2 |
| AOR | 1252.5 |
| Performance | 1384.7 |
Game statistics (History)
| Games | 45 |
| Wins | 28 |
| Draws | 3 |
| Losses | 14 |
| White | 20 |
| Black | 25 |
| White wins | 14 |
| Black wins | 14 |
| Score | 29.5 |
| Percent | 65.6 |
| Dp | 132.2 |
| AOR | 1252.5 |
| Performance | 1384.7 |
Rankings (Main)
| National | |
| Overall | 3255 |
| Gender | 2766 |
| Age group | 391 |
| Gender/Age | 285 |
| Provincial | |
| Overall | 1121 |
| Gender | 956 |
| Age group | 125 |
| Gender/Age | 96 |
| Regional | |
| Overall | 394 |
| Gender | 328 |
| Age group | 37 |
| Gender/Age | 23 |
Rankings (Standard)
| National | |
| Overall | 2883 |
| Gender | 2414 |
| Age group | 353 |
| Gender/Age | 250 |
| Provincial | |
| Overall | 1037 |
| Gender | 881 |
| Age group | 113 |
| Gender/Age | 84 |
| Regional | |
| Overall | 385 |
| Gender | 320 |
| Age group | 37 |
| Gender/Age | 23 |
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 | 45 |
| Score | 29.5 |
| Percent | 65.6 |
| Aor | 1252.5 |
| Dp | 132.2 |
| Prat | 1384.7 |
Performance (12 months)
| Games | 45 |
| Score | 29.5 |
| Percent | 65.6 |
| Aor | 1252.5 |
| Dp | 132.2 |
| Prat | 1384.7 |
Performance (History)
| Games | 45 |
| Score | 29.5 |
| Percent | 65.6 |
| Aor | 1252.5 |
| Dp | 132.2 |
| Prat | 1384.7 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Rakgatlha, K (Karabo Kgobane) | 2 | 2 | 0 | 2026 Tshwane North D3 Cluster 4&5 Teams (U13) | 2026 Gauteng North School D3 Team League Finals (U13) | Details |
| Standard | 1 | Rakgatlha, K (Karabo Kgobane) | 2 | 2 | 0 | 2026 Tshwane North D3 Cluster 4&5 Teams (U13) | 2026 Gauteng North School D3 Team League Finals (U13) | Details |