PLAYER PAGE
Amadeus Pienaar
172030095Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1623 |
| K-factor | 28 |
| Floor | 1123 |
| Highest | 1623 (2026-10-01) |
| Min/Max +/- allowed | 91 |
| Rating Change () | |
| Games | 6 |
| Score | 3.5 |
| We | 3.87 |
| SWe | -0.2 |
| Temp +/- | -5.7 |
| Penalties | 0 |
| Weight perform | 1559.8 |
| Final +/- | -5.7 |
| New Rating () | |
| Rating | 1617.3 |
| K-factor | 28 |
| Floor | 1123 |
| Highest | 1623 (2026-10-01) |
| Min/Max +/- allowed | 90.8 |
Standard rating
| Rating | 1620.2 |
| K-factor | 28 |
| Floor | 1117.8 |
| Highest | 1639.3 (2024-09-01) |
| Min/Max +/- allowed | 88.7 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1562.6 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1620.2 |
| K-factor | 28 |
| Floor | 1117.8 |
| Highest | 1639.3 (2024-09-01) |
| Min/Max +/- allowed | 88.7 |
Rapid rating
| Rating | 1511.4 |
| K-factor | 32 |
| Floor | 1018 |
| Highest | 1518 (2018-05-01) |
| Min/Max +/- allowed | 105.4 |
| Rating Change () | |
| Games | 6 |
| Score | 3.5 |
| We | 3.85 |
| SWe | -0.35 |
| Temp +/- | -11.2 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | -11.2 |
| New Rating () | |
| Rating | 1500.1 |
| K-factor | 32 |
| Floor | 1018 |
| Highest | 1518 (2018-05-01) |
| Min/Max +/- allowed | 105.4 |
Blitz rating
| Rating | 1554.2 |
| K-factor | 32 |
| Floor | 1054.2 |
| Highest | 1554.2 (2026-08-01) |
| Min/Max +/- allowed | 100.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1554.2 |
| K-factor | 32 |
| Floor | 1054.2 |
| Highest | 1554.2 (2026-08-01) |
| Min/Max +/- allowed | 100.1 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Randburg Club Championships Rapid 2026 | Rapid | 2026-09-08 | 2026-10-06 | Johannesburg Metro (GJM) | 6 | 1623 | 6 | 3.5 | 1568.5 | -5.7 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Neil Savage Memorial Randburg Chess Club Champs 2026 | Standard | 2026-07-28 | 2026-09-15 | Johannesburg Metro (GJM) | 8 | 1605.3 | 6 | 4 | 1700.6 | 17.8 | Details |
| 2 | Randburg Chess Club WInter Blitz 2026 | Blitz | 2026-07-07 | 2026-07-07 | Johannesburg Metro (GJM) | 8 | 1604.8 | 2 | 1 | 1639 | 0.5 | Details |
| 3 | Randburg Autumn Swiss 2026 | Standard | 2026-05-05 | 2026-06-23 | Johannesburg Metro (GJM) | 8 | 1575.5 | 8 | 4 | 1686.2 | 29.3 | Details |
| 4 | Randburg Autumn Rapid 2026 | Rapid | 2026-04-14 | 2026-04-21 | Johannesburg Metro (GJM) | 6 | 1232.8 | 6 | 3 | 1603 | 47 | Details |
| 5 | Randburg Autumn Blitz 2026 | Blitz | 2026-04-07 | 2026-04-07 | Johannesburg Metro (GJM) | 7 | 1598.6 | 7 | 4 | 1773.1 | 8.6 | Details |
| 6 | Randburg NY Swiss 2026 | Standard | 2026-02-10 | 2026-03-31 | Johannesburg Metro (GJM) | 8 | 1598.6 | 6 | 2 | 1439.1 | -31.7 | Details |
| 7 | Randburg Chess Club New Year Rapid 2026 | Rapid | 2026-01-27 | 2026-02-03 | Johannesburg Metro (GJM) | 6 | 1602.4 | 3 | 1 | 1557.9 | -2.8 | Details |
| 8 | 2026 JMC Kick off Tournament (A) | Standard | 2026-02-01 | 2026-02-01 | Johannesburg Metro (GJM) | 5 | 1602.4 | 0 | 0 | 0 | 0 | Details |
| 9 | Randburg Chess Club New Year Blitz 2026 | Blitz | 2026-01-20 | 2026-01-20 | Johannesburg Metro (GJM) | 7 | 1200 | 7 | 4.5 | 1742.7 | 6.4 | Details |
| 10 | Gauteng Inter-Region at Emerald Resort 2025 (Adults+Seniors) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1572.9 | 5 | 3.5 | 1795 | 21.1 | Details |
| 11 | Tshwane Chess Club Clash 2025 (Prestige) | Standard | 2025-09-13 | 2025-09-13 | Tshwane (GTP) | 5 | 1612.1 | 5 | 0 | 1346.7 | -28.1 | Details |
| 12 | South African Open 2025 (B) | Classical | 2025-06-28 | 2025-07-05 | Johannesburg Metro (GJM) | 11 | 1541.5 | 11 | 7 | 1705.7 | 41.6 | Details |
| 13 | South African Open 2025 (Blitz) | Blitz | 2025-07-02 | 2025-07-02 | Johannesburg Metro (GJM) | 9 | 1541.5 | 9 | 5 | 1656.6 | 2.6 | Details |
| 14 | Moja Chess Extravaganza 2025 (B) | Classical | 2025-04-26 | 2025-05-01 | Johannesburg Metro (GJM) | 9 | 1542 | 7 | 2 | 1455.5 | -13.6 | Details |
| 15 | Randburg Chess Club Autumn Blitz | Blitz | 2025-04-08 | 2025-04-08 | Johannesburg Metro (GJM) | 7 | 1545.4 | 7 | 3 | 1502.3 | -2.1 | Details |
| 16 | JMC Rapid The Bridge School 2025 (Open) | Rapid | 2025-02-23 | 2025-02-23 | Johannesburg Metro (GJM) | 7 | 1578.5 | 7 | 3 | 1256.7 | -20.7 | Details |
| 17 | Gauteng Inter-Region at UJ 2024 (Adult+Senior) | Standard | 2024-12-07 | 2024-12-08 | Johannesburg Metro (GJM) | 5 | 1554.4 | 5 | 3.5 | 1665.3 | 15 | Details |
| 18 | JCC Khelo India 1st Annual Chess Tournament 2024 (A) | Standard | 2024-08-31 | 2024-08-31 | Johannesburg Metro (GJM) | 5 | 1533.4 | 5 | 2.5 | 1662.3 | 13.1 | Details |
| 19 | JNW Rapid - Helpmekaar Kollege 2024 | Rapid | 2024-07-28 | 2024-07-28 | Johannesburg Metro (GJM) | 7 | 1518 | 7 | 4 | 1534.6 | 1.5 | Details |
| 20 | Chess Power House July Open 2024 (A) | Standard | 2024-07-20 | 2024-07-20 | Johannesburg Metro (GJM) | 5 | 1518 | 5 | 2.5 | 1608.5 | 8.1 | Details |
| 21 | Gauteng Chess League 2009 (First Division) | Standard | 2009-12-03 | 2009-12-03 | Gauteng North (GN) | 11 | 1518 | 3 | 0.5 | 1353 | -12.3 | Details |
| 22 | Ramlodi Chess Festival 2009 - Section A | Standard | 2009-04-23 | 2009-04-23 | Mid-Gauteng (GM) | 6 | 1506 | 6 | 2.5 | 1620 | 41.5 | 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 | 51 |
| Wins | 24 |
| Draws | 6 |
| Losses | 21 |
| White | 24 |
| Black | 27 |
| White wins | 13 |
| Black wins | 11 |
| Score | 27 |
| Percent | 52.9 |
| Dp | 25 |
| AOR | 1620.5 |
| Performance | 1645.5 |
Game statistics (History)
| Games | 124 |
| Wins | 53 |
| Draws | 20 |
| Losses | 51 |
| White | 62 |
| Black | 62 |
| White wins | 26 |
| Black wins | 27 |
| Score | 63 |
| Percent | 50.8 |
| Dp | 6.9 |
| AOR | 1591.7 |
| Performance | 1598.6 |
Rankings (Main)
| National | |
| Overall | 940 |
| Gender | 874 |
| Age group | 73 |
| Gender/Age | 73 |
| Provincial | |
| Overall | 345 |
| Gender | 319 |
| Age group | 26 |
| Gender/Age | 26 |
| Regional | |
| Overall | 134 |
| Gender | 120 |
| Age group | 11 |
| Gender/Age | 11 |
Rankings (Standard)
| National | |
| Overall | 875 |
| Gender | 811 |
| Age group | 69 |
| Gender/Age | 69 |
| Provincial | |
| Overall | 335 |
| Gender | 308 |
| Age group | 27 |
| Gender/Age | 27 |
| Regional | |
| Overall | 130 |
| Gender | 115 |
| Age group | 12 |
| Gender/Age | 12 |
Rankings (Rapid)
| National | |
| Overall | 407 |
| Gender | 378 |
| Age group | 36 |
| Gender/Age | 36 |
| Provincial | |
| Overall | 88 |
| Gender | 78 |
| Age group | 12 |
| Gender/Age | 12 |
| Regional | |
| Overall | 40 |
| Gender | 37 |
| Age group | 7 |
| Gender/Age | 7 |
Rankings (Blitz)
| National | |
| Overall | 133 |
| Gender | 130 |
| Age group | 19 |
| Gender/Age | 19 |
| Provincial | |
| Overall | 43 |
| Gender | 42 |
| Age group | 9 |
| Gender/Age | 9 |
| Regional | |
| Overall | 23 |
| Gender | 22 |
| Age group | 5 |
| Gender/Age | 5 |
Performance ( )
| Games | 6 |
| Score | 3.5 |
| Percent | 58.3 |
| Aor | 1497.7 |
| Dp | 70.8 |
| Prat | 1568.6 |
Performance ()
| Games | 51 |
| Score | 27 |
| Percent | 52.9 |
| Aor | 1620.5 |
| Dp | 25 |
| Prat | 1645.5 |
Performance (12 months)
| Games | 56 |
| Score | 30.5 |
| Percent | 54.5 |
| Aor | 1620.9 |
| Dp | 37.9 |
| Prat | 1658.8 |
Performance (History)
| Games | 124 |
| Score | 63 |
| Percent | 50.8 |
| Aor | 1591.7 |
| Dp | 6.9 |
| Prat | 1598.6 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Machet, J (Jordan) | 5 | 3 | 2 | South African Open 2025 (Blitz) | Neil Savage Memorial Randburg Chess Club Champs 2026 | Details |
| Overall | 2 | Ahmid, K (Kaleem) | 4 | 2 | 2 | JMC Rapid The Bridge School 2025 (Open) | Neil Savage Memorial Randburg Chess Club Champs 2026 | Details |
| Overall | 3 | Yoko, C (Christopher David) | 3 | 3 | 0 | South African Open 2025 (Blitz) | Randburg Chess Club New Year Rapid 2026 | Details |
| Overall | 4 | Mazibuko, K (Khanya) | 3 | 1 | 2 | Randburg Chess Club Autumn Blitz | Randburg Autumn Blitz 2026 | Details |
| Overall | 5 | Metcalfe, AR (Allister Richard) | 3 | 3 | 0 | South African Open 2025 (B) | Randburg Autumn Rapid 2026 | Details |
| Standard | 1 | Machet, J (Jordan) | 3 | 1 | 2 | Randburg NY Swiss 2026 | Neil Savage Memorial Randburg Chess Club Champs 2026 | Details |
| Standard | 2 | Ahmid, K (Kaleem) | 2 | 1 | 1 | South African Open 2025 (B) | Neil Savage Memorial Randburg Chess Club Champs 2026 | Details |
| Standard | 3 | Molo, S (Sibo) | 2 | 2 | 0 | Randburg NY Swiss 2026 | Neil Savage Memorial Randburg Chess Club Champs 2026 | Details |
| Standard | 4 | Mann, I (Iowan) | 2 | 2 | 0 | Chess Power House July Open 2024 (A) | Moja Chess Extravaganza 2025 (B) | Details |
| Standard | 5 | Ngubeni, JM (Jackie) | 2 | 1 | 1 | Randburg NY Swiss 2026 | Randburg Autumn Swiss 2026 | Details |
| Blitz | 1 | Mazibuko, K (Khanya) | 2 | 1 | 1 | Randburg Chess Club Autumn Blitz | Randburg Autumn Blitz 2026 | Details |
| Blitz | 2 | Machet, J (Jordan) | 2 | 2 | 0 | South African Open 2025 (Blitz) | Randburg Chess Club New Year Blitz 2026 | Details |
| Blitz | 3 | Deysel, K (Kaleb) | 2 | 1 | 1 | Randburg Chess Club Autumn Blitz | Randburg Chess Club New Year Blitz 2026 | Details |