PLAYER PAGE
Jonathan Carel Viljoen
197041759Bojanala Platina (NBR)Personal
Main rating
| Rating | 1266 |
| K-factor | 36 |
| Floor | 766 |
| Highest | 1266 (2019-11-01) |
| Min/Max +/- allowed | 151 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1266 |
| K-factor | 36 |
| Floor | 766 |
| Highest | 1266 (2019-11-01) |
| Min/Max +/- allowed | 150.9 |
Standard rating
| Rating | 1266 |
| K-factor | 36 |
| Floor | 766 |
| Highest | 1266 (2019-11-01) |
| Min/Max +/- allowed | 150.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1266 |
| K-factor | 36 |
| Floor | 766 |
| Highest | 1266 (2019-11-01) |
| Min/Max +/- allowed | 150.9 |
Rapid rating
| Rating | 1289 |
| K-factor | 36 |
| Floor | 789 |
| Highest | 1289 (2024-02-01) |
| Min/Max +/- allowed | 146.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1289 |
| K-factor | 36 |
| Floor | 789 |
| Highest | 1289 (2024-02-01) |
| Min/Max +/- allowed | 146.1 |
Blitz rating
| Rating | 1289 |
| K-factor | 36 |
| Floor | 789 |
| Highest | 1289 (2024-02-01) |
| Min/Max +/- allowed | 146.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1289 |
| K-factor | 36 |
| Floor | 789 |
| Highest | 1289 (2024-02-01) |
| Min/Max +/- allowed | 146.1 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | South African Junior Team Championships 2012 (U16 B-Section) | Standard | 2012-12-16 | 2012-12-19 | Western Province (WP) | 7 | 1266 | 7 | 4.5 | 1167 | 0 | Details |
| 2 | Platina Brits Under 16 | Standard | 2012-09-01 | 2012-09-01 | Platina (PLA) | 5 | 1307 | 5 | 3 | 1203 | 0 | Details |
| 3 | Selly Park Under 16 | Standard | 2012-08-25 | 2012-08-25 | Platina (PLA) | 5 | 1287 | 5 | 4 | 1366 | 0 | Details |
| 4 | Malichri Chess Tournament 2012 (Open) | Standard | 2012-02-11 | 2012-02-11 | Platina (PLA) | 5 | 1289 | 5 | 2.5 | 1334 | 0 | Details |
| 5 | South African Junior Team Championships 2011 (U16 B-Section) | Classical | 2011-12-12 | 2011-12-15 | Eastern Province (EP) | 7 | 1309 | 7 | 4 | 1216 | 0 | Details |
| 6 | Hs Brits Skaaktoernooi O 16 | Standard | 2011-08-11 | 2011-08-11 | Platina (PLA) | 5 | 1288 | 5 | 4 | 1370 | 0 | Details |
| 7 | Laerskool Brits U 16 | Standard | 2011-07-27 | 2011-07-27 | Platina (PLA) | 5 | 1268 | 5 | 3 | 1101 | 0 | Details |
| 8 | Rustenburg Laeskool 0 16 | Standard | 2011-07-14 | 2011-07-14 | Platina (PLA) | 5 | 1246 | 5 | 4 | 1371 | 0 | Details |
| 9 | Vastrap 2011 O 16 | Standard | 2011-07-11 | 2011-07-11 | Platina (PLA) | 5 | 1231 | 5 | 4 | 1317 | 0 | Details |
| 10 | South African Junior Chess Championships 2010 (Team - U14 D-Section) | Classical | 2010-12-12 | 2010-12-15 | Mid-Gauteng (GM) | 7 | 1148 | 7 | 5 | 1392 | 0 | Details |
| 11 | Selly Park Under 14 | Standard | 2010-07-17 | 2010-07-17 | Platina (PLA) | 5 | 1141 | 5 | 3 | 1104 | 0 | Details |
| 12 | Hs Brits Toernooi Onder 14 | Standard | 2010-05-22 | 2010-05-22 | Platina (PLA) | 5 | 1118 | 5 | 4 | 1216 | 0 | Details |
| 13 | Larries 2010 (U14) | Standard | 2010-01-23 | 2010-01-23 | Platina (PLA) | 5 | 1106 | 5 | 3 | 1081 | 0 | Details |
| 14 | Brits Ope 2010 (U14) | Standard | 2010-02-27 | 2010-02-27 | Platina (PLA) | 5 | 1072 | 5 | 4 | 1300 | 0 | Details |
| 15 | South African Junior Team Championships 2009 (U 14 D-Section) | Standard | 2009-12-01 | 2009-12-05 | Western Province (WP) | 7 | 1032 | 5 | 2 | 1039 | 0 | Details |
| 16 | Platinum Mall Open - Section C | Standard | 2009-10-09 | 2009-10-09 | Mid-Gauteng (GM) | 5 | 1009 | 4 | 2 | 1184 | 0 | Details |
| 17 | South African Junior Championships 2008 (U12 Boys) | Standard | 2008-12-18 | 2008-12-18 | Western Province (WP) | 9 | 958 | 8 | 2.5 | 1018 | 0 | Details |
| 18 | South African Junior Team Championships 2008 (U12 | Standard | 2008-12-18 | 2008-12-18 | Western Province (WP) | 7 | 958 | 7 | 5 | 1182 | 0 | Details |
| 19 | Mid-Gauteng - Platina Mall - Section D | Blitz | 2008-09-20 | 2008-09-20 | 0 | 0 | 5 | 0 | 965 | 0 | Details | |
| 20 | Laerskool Brits Toernooi O 14 | Blitz | 2009-03-09 | 2009-03-09 | 0 | 982 | 5 | 0 | 1147 | 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 | 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 (History)
| 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 |
Rankings (Main)
| 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 (Standard)
| 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 (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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (12 months)
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (History)
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
