PLAYER PAGE
Stiaan Bosua Grunenfelder
1080145977Tshwane (GTP)Personal
Main rating
| Rating | 1284.3 |
| K-factor | 36 |
| Floor | 784.3 |
| Highest | 1284.3 (2024-06-01) |
| Min/Max +/- allowed | 147 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 823.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1284.3 |
| K-factor | 36 |
| Floor | 784.3 |
| Highest | 1284.3 (2024-06-01) |
| Min/Max +/- allowed | 147 |
Standard rating
| Rating | 1301.9 |
| K-factor | 36 |
| Floor | 801.9 |
| Highest | 1301.9 (2024-06-01) |
| Min/Max +/- allowed | 143.4 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 823.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1301.9 |
| K-factor | 36 |
| Floor | 801.9 |
| Highest | 1301.9 (2024-06-01) |
| Min/Max +/- allowed | 143.4 |
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 |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2024 Tshwane South School District CLOSED Individual Championships (U18 Mixed) | Standard | 2024-05-11 | 2024-05-11 | Tshwane (GTP) | 5 | 1250.5 | 5 | 3 | 1436.7 | 0 | Details |
| 2 | 2022 Gauteng Schools Team Championships (U15 Open) | Standard | 2022-08-26 | 2022-08-26 | Tshwane (GTP) | 5 | 1138.9 | 5 | 5 | 1721.2 | 0 | Details |
| 3 | 2019 D4 Individual Finals (U11 Mixed) | Standard | 2019-03-09 | 2019-03-09 | Tshwane (GTP) | 5 | 1130.6 | 5 | 3 | 1162.9 | 0 | Details |
| 4 | 2019 Constantia Park Open (C) | Standard | 2019-02-09 | 2019-02-09 | Tshwane (GTP) | 5 | 1126 | 5 | 2.5 | 1144.7 | 0 | Details |
| 5 | 2019 Tshwane Chess Registration Tournament (C) | Standard | 2019-01-26 | 2019-01-26 | Tshwane (GTP) | 5 | 1128.7 | 5 | 2.5 | 1045.8 | 0 | Details |
| 6 | 2019 Centurion Club Tournament Open | Standard | 2019-01-23 | 2019-01-30 | Tshwane (GTP) | 6 | 1128.7 | 1 | 0 | 1077 | 0 | Details |
| 7 | Boksburg Open 2019 (C) | Standard | 2019-01-19 | 2019-01-19 | Ekurhuleni (GE) | 5 | 1128.7 | 5 | 3 | 1199 | 0 | Details |
| 8 | 2018 Tshwane Inter Region (U12B) | Standard | 2018-12-01 | 2018-12-01 | Cape Town (WCT) | 5 | 1166.8 | 5 | 5 | 1445.3 | 0 | Details |
| 9 | 2018 Wild Card Chess Championships (U12 Open) | Classical | 2018-12-21 | 2018-12-24 | 4 Knights (4K) | 7 | 1166.8 | 7 | 3.5 | 1113.1 | 0 | Details |
| 10 | South African Junior Team Championships 2018 (U12B) | Classical | 2018-12-16 | 2018-12-20 | 4 Knights (4K) | 7 | 1166.8 | 7 | 1 | 863.4 | 0 | Details |
| 11 | 2018 Lardies Ope (C) | Standard | 2018-10-27 | 2018-10-27 | Tshwane (GTP) | 5 | 1134.4 | 5 | 3.5 | 1312.1 | 0 | Details |
| 12 | 2018 Gauteng North Open (C) | Standard | 2018-10-20 | 2018-10-21 | Tshwane (GTP) | 5 | 1134.4 | 5 | 2.5 | 1113.4 | 0 | Details |
| 13 | 2018 Etienne Lewis Trials (U12 Boys) | Classical | 2018-08-31 | 2018-09-02 | Tshwane (GTP) | 7 | 1109.2 | 7 | 4 | 1181.1 | 0 | Details |
| 14 | 2018 D4 Tshwane South Schools League Finals (U13) | Standard | 2018-08-03 | 2018-08-03 | Tshwane (GTP) | 5 | 1130.4 | 5 | 3 | 1235.6 | 0 | Details |
| 15 | 2018 Alekhine Open (C) | Standard | 2018-08-09 | 2018-08-11 | Tshwane (GTP) | 6 | 1130.4 | 6 | 3 | 1013.9 | 0 | Details |
| 16 | Ekurhuleni Open 2018 (C) | Standard | 2018-08-18 | 2018-08-18 | Ekurhuleni (GE) | 5 | 1130.4 | 5 | 3 | 1056.9 | 0 | Details |
| 17 | 2018 Menlo Open Chess Tournament (C) | Standard | 2018-07-21 | 2018-07-21 | Tshwane (GTP) | 5 | 1125.4 | 5 | 3 | 1158.3 | 0 | Details |
| 18 | 2018 Swartkop Open (C) | Standard | 2018-06-23 | 2018-06-23 | Tshwane (GTP) | 5 | 1169.9 | 5 | 2 | 932.8 | 0 | Details |
| 19 | 2018 Gauteng Secondary Schools Individual Chess Championships (U11 Boys) | Standard | 2018-05-25 | 2018-05-25 | Tshwane (GTP) | 5 | 1138 | 5 | 3 | 1295.5 | 0 | Details |
| 20 | 2018 Capablanca Swiss (C) | Standard | 2018-04-27 | 2018-04-29 | Tshwane (GTP) | 7 | 1200 | 7 | 4 | 952.9 | 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 | 105 |
| Wins | 54 |
| Draws | 11 |
| Losses | 40 |
| White | 49 |
| Black | 56 |
| White wins | 25 |
| Black wins | 29 |
| Score | 59.5 |
| Percent | 56.7 |
| Dp | 56.7 |
| AOR | 1107.5 |
| Performance | 1164.1 |
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 | 105 |
| Score | 59.5 |
| Percent | 56.7 |
| Aor | 1107.5 |
| Dp | 56.7 |
| Prat | 1164.1 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Du Toit, SJM (Stephanus (Matteo) Johannes Matheus) | 3 | 1 | 2 | 2018 Lardies Ope (C) | 2024 Tshwane South School District CLOSED Individual Championships (U18 Mixed) | Details |
| Overall | 2 | Smit, M (Mikayla) | 2 | 1 | 1 | 2018 Swartkop Open (C) | 2018 Alekhine Open (C) | Details |
| Overall | 3 | Oosthuizen, JR (John Robert) | 2 | 2 | 0 | 2018 Alekhine Open (C) | 2019 Tshwane Chess Registration Tournament (C) | Details |
| Overall | 4 | Van Den Berg, R (Rynhardt) | 2 | 0 | 2 | 2018 Capablanca Swiss (C) | 2019 Tshwane Chess Registration Tournament (C) | Details |
| Overall | 5 | Webb, K (Kagan) | 2 | 2 | 0 | 2018 Tshwane Inter Region (U12B) | 2019 Constantia Park Open (C) | Details |
| Standard | 1 | Du Toit, SJM (Stephanus (Matteo) Johannes Matheus) | 3 | 1 | 2 | 2018 Lardies Ope (C) | 2024 Tshwane South School District CLOSED Individual Championships (U18 Mixed) | Details |
| Standard | 2 | Van Nieuwenhuizen, BF (Bernard Francois) | 2 | 0 | 2 | 2018 Alekhine Open (C) | 2018 Tshwane Inter Region (U12B) | Details |
| Standard | 3 | Neethling, JC (Jandre Constantene) | 2 | 2 | 0 | 2018 Capablanca Swiss (C) | 2018 Gauteng North Open (C) | Details |
| Standard | 4 | Scheepers, D (Divan) | 2 | 1 | 1 | Ekurhuleni Open 2018 (C) | Boksburg Open 2019 (C) | Details |
| Standard | 5 | Webb, K (Kagan) | 2 | 2 | 0 | 2018 Tshwane Inter Region (U12B) | 2019 Constantia Park Open (C) | Details |