PLAYER PAGE
Andreas Muller
1130137118Overberg (WOS)Personal
Main rating
| Rating | 1375.5 |
| K-factor | 36 |
| Floor | 875.5 |
| Highest | 1375.5 (2026-09-01) |
| Min/Max +/- allowed | 129 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1371.2 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1375.5 |
| K-factor | 36 |
| Floor | 875.5 |
| Highest | 1375.5 (2026-09-01) |
| Min/Max +/- allowed | 129.1 |
Standard rating
| Rating | 1334.5 |
| K-factor | 36 |
| Floor | 834.5 |
| Highest | 1334.5 (2026-09-01) |
| Min/Max +/- allowed | 136.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1330.2 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1334.5 |
| K-factor | 36 |
| Floor | 834.5 |
| Highest | 1334.5 (2026-09-01) |
| Min/Max +/- allowed | 136.9 |
Rapid rating
| Rating | 1339.9 |
| K-factor | 36 |
| Floor | 839.9 |
| Highest | 1339.9 (2026-04-01) |
| Min/Max +/- allowed | 135.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1288.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1339.9 |
| K-factor | 36 |
| Floor | 839.9 |
| Highest | 1339.9 (2026-04-01) |
| Min/Max +/- allowed | 135.8 |
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 | Overberg Top Schools 2026 (U13) | Standard | 2026-08-01 | 2026-08-01 | Overberg (WOS) | 5 | 1375.5 | 5 | 4 | 1506.3 | 25.2 | Details |
| 2 | 2026 WCSC PS Individual Championship (U13 Boys) | Standard | 2026-05-16 | 2026-05-17 | Overberg (WOS) | 6 | 1313.3 | 6 | 3 | 1413.4 | 20.9 | Details |
| 3 | Hermanus Chess Club Open 2026 (U14) | Rapid | 2026-04-18 | 2026-04-18 | Overberg (WOS) | 7 | 1301.5 | 7 | 4 | 1391 | 11.8 | Details |
| 4 | Overberg Schools Primary School Closed 2026 (U13 Boys) | Standard | 2026-03-21 | 2026-03-21 | Overberg (WOS) | 5 | 1258.3 | 5 | 3 | 1356.4 | 18.5 | Details |
| 5 | Overberg Schools Primary School Trials (Region 1) 2026 (U13 Boys) | Rapid | 2026-02-28 | 2026-02-28 | Overberg | 6 | 1258.3 | 6 | 4 | 1419.8 | 24.8 | Details |
| 6 | Overberg Schools Open Championship 2026 (U13) | Rapid | 2026-01-31 | 2026-01-31 | Overberg (WOS) | 6 | 1236.9 | 6 | 3.5 | 1377.7 | 6.3 | Details |
| 7 | Kingsway Chess Open 2025 (U12) | Rapid | 2025-09-20 | 2025-09-20 | Overberg (WOS) | 6 | 1230.3 | 6 | 3 | 1285.7 | 3.7 | Details |
| 8 | Western Cape Schools Individual Championship 2025 (U13 Boys) | Standard | 2025-05-17 | 2025-05-18 | Cape Winelands (WCW) | 6 | 1241.5 | 6 | 1.5 | 1190.3 | -6.1 | Details |
| 9 | Overberg Schools - PS Closed 2025 (U13 Boys) | Standard | 2025-03-08 | 2025-03-08 | Overberg (WOS) | 5 | 1230.9 | 4 | 2 | 1307.1 | 5.8 | Details |
| 10 | Overberg Schools - PS Trials (Region 1) 2025 (U13 Boys) | Rapid | 2025-02-22 | 2025-02-22 | Overberg (WOS) | 6 | 1191.8 | 6 | 3 | 1287.1 | 8.1 | Details |
| 11 | Laerskool Welgemoed Rapid 2025 (U14) | Rapid | 2025-02-15 | 2025-02-15 | Cape Town (WCT) | 6 | 1191.8 | 6 | 2.5 | 1320.3 | 7 | Details |
| 12 | Overberg Schools & Federation Open 2025 (U13) | Rapid | 2025-02-01 | 2025-02-01 | Overberg (WOS) | 6 | 1191.8 | 6 | 3 | 1270.5 | 6.6 | Details |
| 13 | Overberg GP Invitational Day 1 2024 (B) | Standard | 2024-09-26 | 2024-09-26 | Overberg (WOS) | 5 | 1213.4 | 0 | 0 | 0 | 0 | Details |
| 14 | Western Cape Top Schools Championship 2024 (U11 Mixed) | Standard | 2024-08-30 | 2024-09-01 | Eden (WEG) | 6 | 1213.4 | 6 | 1 | 990.8 | -26.1 | Details |
| 15 | Overberg Schools - Top Schools 2024 (U11 Mixed) | Standard | 2024-07-27 | 2024-07-27 | Overberg (WOS) | 5 | 1241.8 | 5 | 2 | 1087.1 | -15.8 | Details |
| 16 | Western Cape PS Individuals Championship 2024 (U11 Boys) | Standard | 2024-05-04 | 2024-05-05 | West Coast (WCU) | 6 | 1248.7 | 6 | 2 | 1218.2 | -3.8 | Details |
| 17 | Hermanus Chess Club Open 2024 (Development) | Rapid | 2024-04-20 | 2024-04-20 | Overberg (WOS) | 7 | 1233.6 | 7 | 4.5 | 1336.3 | 8.4 | Details |
| 18 | Overberg Schools - PS Closed 2024 (U11 Boys) | Standard | 2024-03-16 | 2024-03-16 | Overberg (WOS) | 5 | 1190.7 | 5 | 2.5 | 1231.7 | 4.6 | Details |
| 19 | Overberg Schools - PS Trials Region 3 2024 (U11 Boys) | Rapid | 2024-03-02 | 2024-03-02 | Overberg (WOS) | 5 | 1190.7 | 5 | 3.5 | 1437.8 | 16.9 | Details |
| 20 | Kingsway Open 2023 (U10) | Rapid | 2023-10-28 | 2023-10-28 | Overberg (WOS) | 5 | 1155.2 | 5 | 4 | 1470.3 | 17.8 | Details |
| 21 | Overberg School Chess Closed Tournament 2023 (U11 Boys) | Standard | 2023-03-25 | 2023-03-25 | Overberg (WOS) | 5 | 1200 | 2 | 0 | 786.3 | -16.1 | Details |
| 22 | Overberg Primary School Trials (Region 2) | Rapid | 2023-02-24 | 2023-03-10 | Overberg (WOS) | 6 | 1200 | 6 | 2.5 | 1105.2 | -6.3 | 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 | 35 |
| Wins | 21 |
| Draws | 1 |
| Losses | 13 |
| White | 19 |
| Black | 16 |
| White wins | 9 |
| Black wins | 12 |
| Score | 21.5 |
| Percent | 61.4 |
| Dp | 97.1 |
| AOR | 1311.9 |
| Performance | 1409 |
Game statistics (History)
| Games | 116 |
| Wins | 55 |
| Draws | 7 |
| Losses | 54 |
| White | 59 |
| Black | 57 |
| White wins | 24 |
| Black wins | 31 |
| Score | 58.5 |
| Percent | 50.4 |
| Dp | 3.7 |
| AOR | 1286.1 |
| Performance | 1289.8 |
Rankings (Main)
| National | |
| Overall | 4099 |
| Gender | 3434 |
| Age group | 545 |
| Gender/Age | 395 |
| Provincial | |
| Overall | 1242 |
| Gender | 990 |
| Age group | 193 |
| Gender/Age | 128 |
| Regional | |
| Overall | 74 |
| Gender | 56 |
| Age group | 17 |
| Gender/Age | 13 |
Rankings (Standard)
| National | |
| Overall | 4576 |
| Gender | 3770 |
| Age group | 670 |
| Gender/Age | 487 |
| Provincial | |
| Overall | 1333 |
| Gender | 1031 |
| Age group | 220 |
| Gender/Age | 144 |
| Regional | |
| Overall | 73 |
| Gender | 48 |
| Age group | 18 |
| Gender/Age | 13 |
Rankings (Rapid)
| National | |
| Overall | 1540 |
| Gender | 1296 |
| Age group | 293 |
| Gender/Age | 213 |
| Provincial | |
| Overall | 671 |
| Gender | 551 |
| Age group | 128 |
| Gender/Age | 90 |
| Regional | |
| Overall | 73 |
| Gender | 51 |
| Age group | 18 |
| Gender/Age | 13 |
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 | 35 |
| Score | 21.5 |
| Percent | 61.4 |
| Aor | 1311.9 |
| Dp | 97.1 |
| Prat | 1409 |
Performance (12 months)
| Games | 41 |
| Score | 24.5 |
| Percent | 59.8 |
| Aor | 1308.1 |
| Dp | 82.9 |
| Prat | 1391 |
Performance (History)
| Games | 116 |
| Score | 58.5 |
| Percent | 50.4 |
| Aor | 1286.1 |
| Dp | 3.7 |
| Prat | 1289.8 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Otto, T (Taylor) | 6 | 4 | 2 | Overberg Schools - PS Closed 2024 (U11 Boys) | Kingsway Chess Open 2025 (U12) | Details |
| Overall | 2 | Knapp, L (Liam) | 4 | 4 | 0 | Overberg Schools - PS Trials Region 3 2024 (U11 Boys) | Overberg Schools Primary School Trials (Region 1) 2026 (U13 Boys) | Details |
| Overall | 3 | Buhr, H (Heinrich) | 3 | 1 | 2 | Overberg Schools - Top Schools 2024 (U11 Mixed) | Overberg Schools Open Championship 2026 (U13) | Details |
| Overall | 4 | Groenewald, C (Christiaan) | 3 | 2 | 1 | Overberg Primary School Trials (Region 2) | Overberg Schools Primary School Trials (Region 1) 2026 (U13 Boys) | Details |
| Overall | 5 | Henning, N (Nicolas) | 3 | 1 | 2 | Kingsway Open 2023 (U10) | Western Cape Schools Individual Championship 2025 (U13 Boys) | Details |
| Standard | 1 | Ellis, H (Hanru) | 2 | 1 | 1 | Overberg Schools - PS Closed 2024 (U11 Boys) | Overberg Schools - PS Closed 2025 (U13 Boys) | Details |
| Standard | 2 | Lotter, S (Sofia) | 2 | 1 | 1 | Overberg Schools - Top Schools 2024 (U11 Mixed) | Overberg Top Schools 2026 (U13) | Details |
| Standard | 3 | Otto, T (Taylor) | 2 | 1 | 1 | Overberg Schools - PS Closed 2024 (U11 Boys) | Western Cape PS Individuals Championship 2024 (U11 Boys) | Details |
| Standard | 4 | Buhr, H (Heinrich) | 2 | 1 | 1 | Overberg Schools - Top Schools 2024 (U11 Mixed) | Western Cape Top Schools Championship 2024 (U11 Mixed) | Details |
| Standard | 5 | Henning, N (Nicolas) | 2 | 1 | 1 | Overberg Schools - PS Closed 2025 (U13 Boys) | Western Cape Schools Individual Championship 2025 (U13 Boys) | Details |
| Rapid | 1 | Otto, T (Taylor) | 4 | 3 | 1 | Hermanus Chess Club Open 2024 (Development) | Kingsway Chess Open 2025 (U12) | Details |
| Rapid | 2 | Knapp, L (Liam) | 3 | 3 | 0 | Overberg Schools - PS Trials Region 3 2024 (U11 Boys) | Overberg Schools Primary School Trials (Region 1) 2026 (U13 Boys) | Details |
| Rapid | 3 | Badenhorst, M (Marinus) | 2 | 2 | 0 | Kingsway Chess Open 2025 (U12) | Overberg Schools Open Championship 2026 (U13) | Details |
| Rapid | 4 | Groenewald, C (Christiaan) | 2 | 2 | 0 | Overberg Primary School Trials (Region 2) | Overberg Schools Primary School Trials (Region 1) 2026 (U13 Boys) | Details |
| Rapid | 5 | Collins, M (Marius) | 2 | 0 | 2 | Overberg Schools - PS Trials Region 3 2024 (U11 Boys) | Overberg Schools Primary School Trials (Region 1) 2026 (U13 Boys) | Details |