Player Page

De Bruin, M (Matthew)
Dob: 2010/04/11 (U16)
Gender: Male
Chess SA id: 1100157819
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (7 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1167.0
Curent Weighted rating1185.5
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1185.5
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
Current K-factor36
Games played this month2
Score (S)2.0
Expected score (We)0.84
Difference (S-We)1.16
Current Raw change (no limits, including tournament time weight)25.1
Current min/max change allowed (with limits)±173.8
Current Raw change used (final)25.1
Projected new Raw rating1192.1
Projected new Weighed rating1185.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1192.1
Projected effective change (new Official - current Official)+6.6
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1178.0
Curent Weighted rating1184.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1184.7
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±171.1
Current Raw change used (final)0.0
Projected new Raw rating1178.0
Projected new Weighed rating1183.7
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1183.7
Projected effective change (new Official - current Official)-1.0
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1153.2
Curent Weighted rating1189.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1189.7
Current floor (min rating allowed)718.4
Current highest rating achieved1218.4
Current K-factor36
Games played this month2
Score (S)2.0
Expected score (We)0.82
Difference (S-We)1.18
Current Raw change (no limits, including tournament time weight)42.5
Current min/max change allowed (with limits)±177.2
Current Raw change used (final)42.5
Projected new Raw rating1195.7
Projected new Weighed rating1189.9
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1195.7
Projected effective change (new Official - current Official)+5.9
Projected new highest rating1218.4
Projected new floor718.4
Projected new K-facor36
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)718.4
Current highest rating achieved1200.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1200.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1200.0
Projected new floor718.4
Projected new K-facor36
Tournaments
Tournament: Lower West Top Schools 2024 (U15)
Start: 2024/05/11  End: 2024/05/11  Host: WCU  Type: Rapid   Time: 30  Time weight: 0.60  Rounds: 2
Games: 2  Score: 2.0
Main rating: 1167.0  Rating gain/loss: 25.1
Type rating: 1153.2  Rating gain/loss: 42.5
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Lower West Top Schools 2024 (U15) 2024/05/11 2024/05/11 West Coast (WCU) Rapid 30 0.60 5 2 2.0 1167.0 1153.2 Analysis
2 West Coast Schools Chess Prestige Championships 2024 (U15 Boys) 2024/02/24 2024/02/24 West Coast (WCU) Rapid 30 0.60 5 5 0.0 1197.0 1218.4 Analysis
1 Lower West Coast Schools Chess Prestige 2024 (U15 Boys) 2024/02/17 2024/02/17 West Coast (WCU) Rapid 30 0.60 5 5 3.0 1197.0 1218.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
7 Lower West Top Schools 2024 (U15) 2024/05/11 2024/05/11 West Coast (WCU) Rapid 30 0.60 5 2 2.0 1167.0 1153.2 Analysis
6 West Coast Schools Chess Prestige Championships 2024 (U15 Boys) 2024/02/24 2024/02/24 West Coast (WCU) Rapid 30 0.60 5 5 0.0 1197.0 1218.4 Analysis
5 Lower West Coast Schools Chess Prestige 2024 (U15 Boys) 2024/02/17 2024/02/17 West Coast (WCU) Rapid 30 0.60 5 5 3.0 1197.0 1218.4 Analysis
4 Basil Ellman Rapid 2023 (B) 2023/09/30 2023/09/30 West Coast (WCU) Rapid 30 0.60 5 5 4.0 1153.4 1155.0 Analysis
3 Pedro Booyse Top Schools 2023 (High School) 2023/07/29 2023/07/29 West Coast (WCU) Standard 60 0.83 5 1 0.0 1169.5 1200.0 Analysis
2 Luthuli & Kennedy Chess Tournament 2023 (Senior Primary) 2023/06/23 2023/06/23 iLembe (KIK) Rapid 30 0.60 5 5 2.0 1200.0 1200.0 Analysis
1 Lower West Coast Top Schools Championships 2023 (High School) 2023/06/10 2023/06/10 West Coast (WCU) Rapid 30 0.60 5 2 0.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 12 5 0 7 5.0 41.7 -70.8 1239.9 1169.0
White 5 2 0 3 2.0 40.0 -85.0 1261.3 1176.3
Black 7 3 0 4 3.0 42.9 -60.7 1224.5 1163.8
Standard All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Rapid All 12 5 0 7 5.0 41.7 -70.8 1239.9 1169.0
White 5 2 0 3 2.0 40.0 -85.0 1261.3 1176.3
Black 7 3 0 4 3.0 42.9 -60.7 1224.5 1163.8
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 25 11 0 14 11.0 44.0 -51.0 1232.2 1181.2
White 13 7 0 6 7.0 53.8 32.7 1222.3 1255.0
Black 12 4 0 8 4.0 33.3 -141.7 1242.8 1101.1
Standard All 1 0 0 1 0.0 0.0 -425.0 1168.7 743.7
White 1 0 0 1 0.0 0.0 -425.0 1168.7 743.7
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Rapid All 24 11 0 13 11.0 45.8 -35.4 1234.8 1199.4
White 12 7 0 5 7.0 58.3 70.8 1226.8 1297.6
Black 12 4 0 8 4.0 33.3 -141.7 1242.8 1101.1
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 109093484 Duiker, P (Phillip) 2 1.0 1 0 1 50.0 1198.5 0.0 1198.5 View list
2 1060105095 Arendse, Q (Qlermo) 1 1.0 1 0 0 100.0 1153.4 425.0 1578.4 View list
3 1100156864 Cosa, L (Lonwaba) 1 1.0 1 0 0 100.0 1167.0 425.0 1592.0 View list
4 2000119890 Mchunu, N (Nosipho) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 209077302 Ellman, E (Elle-Marie) 1 1.0 1 0 0 100.0 1153.4 425.0 1578.4 View list
6 1100157836 Elliott, M (Matayo) 1 1.0 1 0 0 100.0 1167.0 425.0 1592.0 View list
7 2100162514 Potwana, R (Rethabile) 1 1.0 1 0 0 100.0 1153.4 425.0 1578.4 View list
8 1090096256 Ocks, K (Keano) 1 1.0 1 0 0 100.0 1197.0 425.0 1622.0 View list
9 1090149717 Snyers, L (Luciano) 1 1.0 1 0 0 100.0 1197.0 425.0 1622.0 View list
10 1120157843 Willemse, S (Schalk) 1 1.0 1 0 0 100.0 1153.4 425.0 1578.4 View list
11 2110135854 Zungu, H (Hlelo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 109090543 Visagie, C (Christopher) 1 0.0 0 0 1 0.0 1197.0 -425.0 772.0 View list
13 1090192702 Swarts, R (Rudigar) 1 0.0 0 0 1 0.0 1197.0 -425.0 772.0 View list
14 1090192701 Swarts, C (Cleowin) 1 0.0 0 0 1 0.0 1197.0 -425.0 772.0 View list
15 1080110120 Schultz, Z (Zandre) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
16 1110147888 Pretorius, T (Tristan) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
17 1100153314 Mkhombe, S (Smangaliso) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 1100153802 Meyer, D (Dewanio) 1 0.0 0 0 1 0.0 1197.0 -425.0 772.0 View list
19 2100153791 Dirks, M (Marshall) 1 0.0 0 0 1 0.0 1197.0 -425.0 772.0 View list
20 1090192564 Coetzee, F (Faheem) 1 0.0 0 0 1 0.0 1197.0 -425.0 772.0 View list