PLAYER PAGE
Graham Thomas Daffurn Jones
132014263Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1496 |
| K-factor | 32 |
| Floor | 1025 |
| Highest | 1525 (2019-01-01) |
| Min/Max +/- allowed | 104 |
| Rating Change () | |
| Games | 8 |
| Score | 4 |
| We | 2.56 |
| SWe | 1.35 |
| Temp +/- | 43.2 |
| Penalties | 0 |
| Weight perform | 1337.7 |
| Final +/- | +43.2 |
| New Rating () | |
| Rating | 1539.2 |
| K-factor | 32 |
| Floor | 1039.2 |
| Highest | 1539.2 (2026-04-01) |
| Min/Max +/- allowed | 102.3 |
Standard rating
| Rating | 1495.1 |
| K-factor | 32 |
| Floor | 1025 |
| Highest | 1525 (2019-01-01) |
| Min/Max +/- allowed | 104.4 |
| Rating Change () | |
| Games | 8 |
| Score | 4 |
| We | 2.43 |
| SWe | 1.57 |
| Temp +/- | 50.1 |
| Penalties | 0 |
| Weight perform | 1337.7 |
| Final +/- | +50.1 |
| New Rating () | |
| Rating | 1545.2 |
| K-factor | 32 |
| Floor | 1045.2 |
| Highest | 1545.2 (2026-04-01) |
| Min/Max +/- allowed | 101.4 |
Rapid rating
| Rating | 1531 |
| K-factor | 32 |
| Floor | 1031 |
| Highest | 1547.6 (2019-09-01) |
| Min/Max +/- allowed | 101 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1531 |
| K-factor | 32 |
| Floor | 1031 |
| Highest | 1547.6 (2019-09-01) |
| Min/Max +/- allowed | 101 |
Blitz rating
| Rating | 1525 |
| K-factor | 32 |
| Floor | 1025 |
| Highest | 1525 (2019-01-01) |
| Min/Max +/- allowed | 104.4 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1525 |
| K-factor | 32 |
| Floor | 1025 |
| Highest | 1525 (2019-01-01) |
| Min/Max +/- allowed | 104.4 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Randburg NY Swiss 2026 | Standard | 2026-02-10 | 2026-03-31 | Johannesburg Metro (GJM) | 8 | 1496 | 8 | 4 | 1650.6 | 43.2 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Neil Savage Memorial Randburg Club Champs 2025 | Standard | 2025-05-06 | 2025-06-24 | Johannesburg Metro (GJM) | 8 | 1488.5 | 5 | 2 | 1525.1 | 4.7 | Details |
| 2 | Randburg Chess Club New Year Swiss 2025 | Standard | 2025-02-11 | 2025-04-01 | Johannesburg Metro (GJM) | 8 | 1496.2 | 5 | 1.5 | 1358.1 | -17.8 | Details |
| 3 | Randburg Summer Swiss 2024 | Standard | 2024-10-29 | 2024-11-26 | Johannesburg Metro (GJM) | 5 | 1490.8 | 5 | 3 | 1527.7 | 3.4 | Details |
| 4 | Randburg Chess Club Championship 2024 | Standard | 2024-04-09 | 2024-05-21 | Johannesburg Metro (GJM) | 7 | 1502.8 | 7 | 3.5 | 1471 | -7.5 | Details |
| 5 | Randburg Chess Club New Year Swiss 2024 | Standard | 2024-02-06 | 2024-02-06 | Johannesburg Metro (GJM) | 7 | 1462.2 | 7 | 4 | 1622.7 | 25.3 | Details |
| 6 | Randburg New Year Swiss 2023 | Standard | 2023-01-31 | 2023-03-14 | Johannesburg Metro (GJM) | 7 | 1461 | 4 | 2 | 1467.8 | 0.6 | Details |
| 7 | Randburg Chess Club Autum Swiss 2020 | Standard | 2020-02-04 | 2020-03-10 | Johannesburg Metro (GJM) | 6 | 1500.7 | 6 | 2 | 1343.1 | -24.6 | Details |
| 8 | Randburg Chess Club Winter Swiss 2019 | Standard | 2019-07-30 | 2019-09-03 | Johannesburg Metro (GJM) | 6 | 1507.6 | 6 | 3 | 1472.8 | -4.5 | Details |
| 9 | Randburg Chess Club Rapid Champs 2019 | Rapid | 2019-09-10 | 2019-09-17 | Johannesburg Metro (GJM) | 6 | 1507.6 | 6 | 3.5 | 1522.1 | 0.2 | Details |
| 10 | Randburg Club Champs 2019 | Standard | 2019-05-07 | 2019-06-18 | Johannesburg Metro (GJM) | 7 | 1525 | 7 | 4 | 1449.2 | -10.7 | Details |
| 11 | Jnw Club - Maragon Open 2017 (A) | Standard | 2017-06-02 | 2017-06-03 | Johannesburg Metro (GJM) | 6 | 1506 | 5 | 1 | 1168 | -21 | Details |
| 12 | 2016 Gauteng Chess League (1St Division) | Classical | 2016-09-24 | 2016-11-05 | Tshwane (GTP) | 7 | 1525 | 4 | 1 | 1399 | -12.4 | Details |
| 13 | 2016 Gauteng Chess League (2Nd Division) | Classical | 2016-09-24 | 2016-11-05 | Tshwane (GTP) | 7 | 1525 | 2 | 2 | 0 | 12.2 | Details |
| 14 | Randburg Chess Club Spring Swiss 2016 | Standard | 2016-10-27 | 2016-10-27 | Johannesburg Metro (GJM) | 7 | 1505 | 5 | 3.5 | 1615 | 12.8 | Details |
| 15 | Randburg Chess Club Winter Swiss 2016 | Standard | 2016-07-12 | 2016-08-23 | Johannesburg Metro (GJM) | 7 | 1505 | 0 | 0 | 0 | 0 | Details |
| 16 | Randburg Chess Club Championship Open Section 2016 | Standard | 2016-04-19 | 2016-05-31 | Johannesburg Metro (GJM) | 7 | 1486 | 7 | 4.5 | 1564 | 30.8 | Details |
| 17 | Randburg Chess Club Swiss I 2016 | Standard | 2016-01-26 | 2016-03-08 | Johannesburg Metro (GJM) | 7 | 1478 | 6 | 3.5 | 1532 | 23.5 | Details |
| 18 | Gauteng Chess League 2015 (Second Division) | Classical | 2015-10-03 | 2015-11-07 | Tshwane (GTP) | 7 | 1478 | 1 | 0.5 | 1468 | -0.2 | Details |
| 19 | Randburg Chess Club Spring Swiss 2015 | Standard | 2015-09-08 | 2015-09-08 | Johannesburg Metro (GJM) | 6 | 1528 | 4 | 2 | 1178 | -13.2 | Details |
| 20 | Randburg Championships 2014 Swiss | Standard | 2014-09-30 | 2014-09-30 | Johannesburg Metro (GJM) | 7 | 1517 | 6 | 3 | 1564 | 6.8 | Details |
| 21 | Randburg Summer Swiss 2014 | Standard | 2014-04-19 | 2014-04-19 | Johannesburg Metro (GJM) | 6 | 1508 | 4 | 1.5 | 1585 | 5.6 | Details |
| 22 | Randburg Championships 2014 - B Section | Standard | 2014-01-31 | 2014-01-31 | Johannesburg Metro (GJM) | 11 | 1522 | 10 | 6 | 1463 | -8.4 | Details |
| 23 | Randburg Championships 2013 Candidates Section | Standard | 2012-08-12 | 2013-01-12 | Gauteng West (GW) | 11 | 1541 | 11 | 6.5 | 1476 | -11.6 | Details |
| 24 | Randburg Swiss No 1 2012 | Standard | 2012-02-07 | 2012-03-27 | Gauteng West (GW) | 6 | 1521 | 6 | 3 | 1590 | 10.1 | Details |
| 25 | Gauteng Chess League 2009 (First Division) | Standard | 2009-12-03 | 2009-12-03 | Gauteng North (GN) | 11 | 1521 | 1 | 0.5 | 1014 | -7 | Details |
| 26 | Randburg Swiss | Standard | 2009-04-01 | 2009-04-01 | Gauteng West (GW) | 6 | 1520 | 6 | 3.5 | 1485 | 58.1 | Details |
| 27 | Randburg Chess Club Championships 2008 (Candidates | Standard | 2009-03-03 | 2009-03-03 | Ekurhuleni (GE) | 7 | 1528 | 7 | 4 | 1506 | 66.4 | Details |
| 28 | Gauteng Chess League First Division 2008 | Blitz | 2008-09-01 | 2008-09-01 | 0 | 1494 | 5 | 0 | 1720 | 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 | 8 |
| Wins | 2 |
| Draws | 4 |
| Losses | 2 |
| White | 4 |
| Black | 4 |
| White wins | 1 |
| Black wins | 1 |
| Score | 4 |
| Percent | 50 |
| Dp | 0 |
| AOR | 1650.6 |
| Performance | 1650.6 |
Game statistics (History)
| Games | 66 |
| Wins | 17 |
| Draws | 31 |
| Losses | 18 |
| White | 32 |
| Black | 34 |
| White wins | 12 |
| Black wins | 5 |
| Score | 32.5 |
| Percent | 49.2 |
| Dp | -6.4 |
| AOR | 1505.8 |
| Performance | 1499.4 |
Rankings (Main)
| National | |
| Overall | 1926 |
| Gender | 1689 |
| Age group | 142 |
| Gender/Age | 142 |
| Provincial | |
| Overall | 664 |
| Gender | 575 |
| Age group | 49 |
| Gender/Age | 49 |
| Regional | |
| Overall | 235 |
| Gender | 205 |
| Age group | 20 |
| Gender/Age | 20 |
Rankings (Standard)
| National | |
| Overall | 1814 |
| Gender | 1582 |
| Age group | 126 |
| Gender/Age | 126 |
| Provincial | |
| Overall | 636 |
| Gender | 552 |
| Age group | 44 |
| Gender/Age | 44 |
| Regional | |
| Overall | 221 |
| Gender | 193 |
| Age group | 19 |
| Gender/Age | 19 |
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 | 8 |
| Score | 4 |
| Percent | 50 |
| Aor | 1650.6 |
| Dp | 0 |
| Prat | 1650.6 |
Performance (12 months)
| Games | 13 |
| Score | 6 |
| Percent | 46.2 |
| Aor | 1635 |
| Dp | -32.7 |
| Prat | 1602.3 |
Performance (History)
| Games | 66 |
| Score | 32.5 |
| Percent | 49.2 |
| Aor | 1505.8 |
| Dp | -6.4 |
| Prat | 1499.4 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Snyckers, FA (Frank Alexander) | 6 | 2 | 4 | Randburg Chess Club Winter Swiss 2019 | Neil Savage Memorial Randburg Club Champs 2025 | Details |
| Overall | 2 | Van Der Berg, P (Pieter) | 5 | 2 | 3 | Randburg Club Champs 2019 | Randburg Chess Club Championship 2024 | Details |
| Overall | 3 | Hangelbroek, P (Peter) | 4 | 2 | 2 | Randburg Chess Club Rapid Champs 2019 | Randburg Chess Club New Year Swiss 2025 | Details |
| Overall | 4 | Metcalfe, AR (Allister Richard) | 4 | 2 | 2 | Randburg Club Champs 2019 | Randburg Chess Club New Year Swiss 2024 | Details |
| Overall | 5 | Kleyn, AE (Andrew Edward) | 3 | 0 | 3 | Randburg Chess Club Rapid Champs 2019 | Randburg Summer Swiss 2024 | Details |
| Standard | 1 | Snyckers, FA (Frank Alexander) | 6 | 2 | 4 | Randburg Chess Club Winter Swiss 2019 | Neil Savage Memorial Randburg Club Champs 2025 | Details |
| Standard | 2 | Van Der Berg, P (Pieter) | 4 | 2 | 2 | Randburg Club Champs 2019 | Randburg Chess Club Championship 2024 | Details |
| Standard | 3 | Hangelbroek, P (Peter) | 3 | 1 | 2 | Randburg Chess Club Winter Swiss 2019 | Randburg Chess Club New Year Swiss 2025 | Details |
| Standard | 4 | Metcalfe, AR (Allister Richard) | 3 | 1 | 2 | Randburg Club Champs 2019 | Randburg Chess Club New Year Swiss 2024 | Details |
| Standard | 5 | Essop, R (Rashied) | 3 | 2 | 1 | Randburg Chess Club Winter Swiss 2019 | Randburg Chess Club New Year Swiss 2024 | Details |