PLAYER PAGE
Siphesihle Nkosi
107086151Sarah Baartman (ESB)Personal
Main rating
| Rating | 1413.7 |
| K-factor | 32 |
| Floor | 956.5 |
| Highest | 1473.9 (2020-03-01) |
| Min/Max +/- allowed | 112 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1060.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1413.7 |
| K-factor | 32 |
| Floor | 956.5 |
| Highest | 1473.9 (2020-03-01) |
| Min/Max +/- allowed | 112.2 |
Standard rating
| Rating | 1353 |
| K-factor | 32 |
| Floor | 914.9 |
| Highest | 1414.9 (2022-02-01) |
| Min/Max +/- allowed | 122.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1013 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1353 |
| K-factor | 32 |
| Floor | 914.9 |
| Highest | 1414.9 (2022-02-01) |
| Min/Max +/- allowed | 122.1 |
Rapid rating
| Rating | 1062.4 |
| K-factor | 40 |
| Floor | 562.4 |
| Highest | 1204 (2020-01-01) |
| Min/Max +/- allowed | 164.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 641.8 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1062.4 |
| K-factor | 40 |
| Floor | 562.4 |
| Highest | 1204 (2020-01-01) |
| Min/Max +/- allowed | 164.9 |
Blitz rating
| Rating | 500 |
| K-factor | 40 |
| Floor | 500 |
| Highest | 1200 (2024-02-01) |
| 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 | 500 |
| K-factor | 40 |
| Floor | 500 |
| Highest | 1200 (2024-02-01) |
| 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 | Nkangala Selections 2025 (U20+Open) | Standard | 2025-09-27 | 2025-09-27 | Nkangala (MNW) | 5 | 1444.1 | 5 | 3 | 1375 | 0 | Details |
| 2 | Nkangala Selections 2025 (U16+U18) | Standard | 2025-09-27 | 2025-09-27 | Nkangala (MNW) | 5 | 1444.1 | 5 | 1 | 979.5 | 0 | Details |
| 3 | Mpumalanga Finaal 2022 (O15) | Rapid | 2022-08-22 | 2022-08-22 | Gert Sibande (MGS) | 5 | 1425.7 | 4 | 4 | 1625.9 | 0 | Details |
| 4 | Alberton Chess Club Open 2022 (B) | Standard | 2022-07-16 | 2022-07-16 | Ekurhuleni (GE) | 5 | 1456.5 | 3 | 0.5 | 1112 | 0 | Details |
| 5 | Ekurhuleni Chess Open 2022 (C) | Standard | 2022-01-08 | 2022-01-08 | Ekurhuleni (GE) | 5 | 1418.5 | 5 | 5 | 1666.9 | 0 | Details |
| 6 | Ekurhuleni Chess Chessa Open 2021 (B) | Standard | 2021-03-27 | 2021-03-27 | Ekurhuleni (GE) | 5 | 1443.2 | 5 | 2 | 1275 | 0 | Details |
| 7 | Nkangala 3rd Tournament HTS Witbank 2020 (C) | Standard | 2020-03-07 | 2020-03-07 | Nkangala (MNW) | 5 | 1328.1 | 5 | 5 | 1663.6 | 0 | Details |
| 8 | Nkangala 2nd Tournament St Thomas Aquinas School 2020 (C) | Standard | 2020-02-08 | 2020-02-08 | Nkangala (MNW) | 5 | 1271 | 5 | 4 | 1396.9 | 0 | Details |
| 9 | Nkangala 1st Toutrnament Laerskool CR Swart 2020 (C) | Rapid | 2020-01-25 | 2020-01-25 | Nkangala (MNW) | 5 | 1047 | 5 | 4 | 1527.8 | 0 | Details |
| 10 | 2019 Wild Card Chess Championship (U14 Open) | Classical | 2020-01-09 | 2020-01-12 | 4 Knights (4K) | 7 | 1047 | 7 | 3 | 1265.9 | 0 | Details |
| 11 | 2019 South African Junior Team Championships (U14E) | Classical | 2020-01-04 | 2020-01-08 | 4 Knights (4K) | 7 | 1047 | 7 | 5.5 | 1463.9 | 0 | Details |
| 12 | Nkangala 3rd Tournament St Thomas Aquinas School - Witbank 2019 (E) | Rapid | 2019-04-13 | 2019-04-13 | Nkangala (MNW) | 5 | 1023 | 5 | 3 | 1186 | 0 | Details |
| 13 | Nkangala 1st Tournamant Laerskool President CR Swart 2019 (D) | Rapid | 2019-02-02 | 2019-02-02 | Nkangala (MNW) | 5 | 824.7 | 5 | 3 | 1145 | 0 | Details |
| 14 | South African Junior Team Championships 2018 (U12C) | Classical | 2018-12-16 | 2018-12-20 | 4 Knights (4K) | 7 | 690.3 | 7 | 5 | 1105.8 | 0 | Details |
| 15 | Nkangala 5th Tournament Laerskool Panorama - Witbank 2018 (E-G) | Standard | 2018-07-28 | 2018-07-28 | Nkangala (MNW) | 5 | 578.1 | 5 | 4 | 1274.5 | 0 | Details |
| 16 | Curro Age Open 2018 (U12 Open) | Standard | 2018-05-12 | 2018-05-12 | Ehlanzeni (MEN) | 5 | 547.5 | 5 | 1.5 | 822.8 | 0 | Details |
| 17 | 3rd Nkangala Tournament Curro School 2018 (E) | Rapid | 2018-03-24 | 2018-03-24 | Nkangala (MNW) | 5 | 500 | 4 | 2 | 1136.4 | 0 | Details |
| 18 | Nkangala 3Rd Tournament - Curro School 2017 (E) | Standard | 2017-03-25 | 2017-03-25 | Nkangala (MNW) | 5 | 500 | 5 | 2 | 500 | 0 | Details |
| 19 | Nkangala Tournament - Cambridge School 2017 (E) | Standard | 2017-02-25 | 2017-02-25 | Nkangala (MNW) | 5 | 500 | 5 | 2 | 500 | 0 | Details |
| 20 | Mnk Curro Bankenveld Tournament (E) | Standard | 2017-01-28 | 2017-01-28 | Nkangala (MNW) | 5 | 0 | 5 | 2 | 500 | 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 | 87 |
| Wins | 54 |
| Draws | 3 |
| Losses | 30 |
| White | 42 |
| Black | 45 |
| White wins | 27 |
| Black wins | 27 |
| Score | 55.5 |
| Percent | 63.8 |
| Dp | 117.2 |
| AOR | 1179.3 |
| Performance | 1296.5 |
Rankings (Main)
| National | |
| Overall | 3029 |
| Gender | 2584 |
| Age group | 389 |
| Gender/Age | 325 |
| Provincial | |
| Overall | 336 |
| Gender | 288 |
| Age group | 48 |
| Gender/Age | 42 |
| Regional | |
| Overall | 79 |
| Gender | 67 |
| Age group | 11 |
| Gender/Age | 9 |
Rankings (Standard)
| National | |
| Overall | 3937 |
| Gender | 3288 |
| Age group | 514 |
| Gender/Age | 428 |
| Provincial | |
| Overall | 436 |
| Gender | 372 |
| Age group | 62 |
| Gender/Age | 52 |
| Regional | |
| Overall | 107 |
| Gender | 89 |
| Age group | 13 |
| Gender/Age | 10 |
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 | 10 |
| Score | 4 |
| Percent | 40 |
| Aor | 1262.2 |
| Dp | -85 |
| Prat | 1177.2 |
Performance (History)
| Games | 87 |
| Score | 55.5 |
| Percent | 63.8 |
| Aor | 1179.3 |
| Dp | 117.2 |
| Prat | 1296.5 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Mametja, O (Oarabile) | 3 | 0 | 3 | 3rd Nkangala Tournament Curro School 2018 (E) | Nkangala 3rd Tournament HTS Witbank 2020 (C) | Details |
| Overall | 2 | Mapota, O (Oreagile) | 3 | 1 | 2 | Nkangala 5th Tournament Laerskool Panorama - Witbank 2018 (E-G) | Nkangala 2nd Tournament St Thomas Aquinas School 2020 (C) | Details |
| Overall | 3 | Phepeng, T (Tshegofatso) | 2 | 1 | 1 | Nkangala 1st Toutrnament Laerskool CR Swart 2020 (C) | Nkangala 3rd Tournament HTS Witbank 2020 (C) | Details |
| Overall | 4 | Mgidi, T (Thandolwethu) | 2 | 2 | 0 | Nkangala 1st Toutrnament Laerskool CR Swart 2020 (C) | Nkangala 2nd Tournament St Thomas Aquinas School 2020 (C) | Details |
| Standard | 1 | Mametja, O (Oarabile) | 2 | 0 | 2 | Nkangala 5th Tournament Laerskool Panorama - Witbank 2018 (E-G) | Nkangala 3rd Tournament HTS Witbank 2020 (C) | Details |
| Standard | 2 | Mapota, O (Oreagile) | 2 | 1 | 1 | Nkangala 5th Tournament Laerskool Panorama - Witbank 2018 (E-G) | Nkangala 2nd Tournament St Thomas Aquinas School 2020 (C) | Details |