Player Page

Robertson, M (Marvin)
Dob: 2014/07/12 (U12)
Gender: Male
Chess SA id: 1140137570
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/05/05 (16 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 rating1469.3
Curent Weighted rating1412.0
Curent Weighted performance1357.3
Current official/published rating (highest between Raw, WR and WP)1469.3
Current floor (min rating allowed)985.9
Current highest rating achieved1485.9
Current K-factor32
Games played this month6
Score (S)3.0
Expected score (We)4.23
Difference (S-We)-1.23
Current Raw change (no limits, including tournament time weight)-32.7
Current min/max change allowed (with limits)±113.0
Current Raw change used (final)-32.7
Projected new Raw rating1436.6
Projected new Weighed rating1417.7
Projected new Weighted performance1357.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1436.6
Projected effective change (new Official - current Official)-32.7
Projected new highest rating1485.9
Projected new floor985.9
Projected new K-facor32
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 rating1389.4
Curent Weighted rating1322.3
Curent Weighted performance1359.4
Current official/published rating (highest between Raw, WR and WP)1389.4
Current floor (min rating allowed)889.4
Current highest rating achieved1389.4
Current K-factor36
Games played this month6
Score (S)3.0
Expected score (We)4.03
Difference (S-We)-1.03
Current Raw change (no limits, including tournament time weight)-37.1
Current min/max change allowed (with limits)±126.6
Current Raw change used (final)-37.1
Projected new Raw rating1352.3
Projected new Weighed rating1326.6
Projected new Weighted performance1359.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1359.4
Projected effective change (new Official - current Official)-30.0
Projected new highest rating1389.4
Projected new floor889.4
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 rating1496.2
Curent Weighted rating1476.1
Curent Weighted performance1414.5
Current official/published rating (highest between Raw, WR and WP)1496.2
Current floor (min rating allowed)1047.7
Current highest rating achieved1547.7
Current K-factor32
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)±108.7
Current Raw change used (final)0.0
Projected new Raw rating1496.2
Projected new Weighed rating1481.6
Projected new Weighted performance1414.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1496.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1547.7
Projected new floor1047.7
Projected new K-facor32
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)1047.7
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 floor1047.7
Projected new K-facor36
Tournaments
Tournament: Western Cape PS Individuals Championship 2024 (U11 Boys)
Start: 2024/05/04  End: 2024/05/05  Host: WCU  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 6
Games: 6  Score: 3.0
Main rating: 1469.3  Rating gain/loss: -32.7
Type rating: 1389.4  Rating gain/loss: -37.1
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
5 Western Cape PS Individuals Championship 2024 (U11 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 3.0 1469.3 1389.4 Analysis
4 Brave Knights 2024 (U11) 2024/03/16 2024/03/16 Cape Winelands (WCW) Rapid 30 0.60 6 6 4.0 1485.9 1534.3 Analysis
3 Cape Winelands Schools - Prestige 2024 (U11 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1485.9 1364.2 Analysis
2 Cape Winelands Schools - PS Trials 1 2024 (U11 Boys) 2024/02/10 2024/02/10 Cape Winelands (WCW) Rapid 35 0.66 6 6 5.0 1480.0 1539.1 Analysis
1 Cape Winelands - Marie Delport Memorial 2024 (U12) 2024/01/27 2024/01/27 Cape Winelands (WCW) Rapid 20 0.47 6 6 4.5 1477.7 1547.7 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
35 Western Cape PS Individuals Championship 2024 (U11 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 3.0 1469.3 1389.4 Analysis
34 Brave Knights 2024 (U11) 2024/03/16 2024/03/16 Cape Winelands (WCW) Rapid 30 0.60 6 6 4.0 1485.9 1534.3 Analysis
33 Cape Winelands Schools - Prestige 2024 (U11 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1485.9 1364.2 Analysis
32 Cape Winelands Schools - PS Trials 1 2024 (U11 Boys) 2024/02/10 2024/02/10 Cape Winelands (WCW) Rapid 35 0.66 6 6 5.0 1480.0 1539.1 Analysis
31 Cape Winelands - Marie Delport Memorial 2024 (U12) 2024/01/27 2024/01/27 Cape Winelands (WCW) Rapid 20 0.47 6 6 4.5 1477.7 1547.7 Analysis
30 2023 Western Cape Rural Cup (U10) 2023/12/09 2023/12/10 Cape Winelands (WCW) Standard 60 0.83 5 4 3.0 1473.7 1324.8 Analysis
29 Ashton Skaakmat Rapid 2023 (U9) 2023/11/18 2023/11/18 Cape Winelands (WCW) Rapid 30 0.60 6 6 6.0 1451.8 1531.2 Analysis
28 Bonnievale Open Rapid 2023 (U10) 2023/10/21 2023/10/21 Cape Winelands (WCW) Rapid 25 0.54 6 6 4.5 1445.1 1530.2 Analysis
27 Cape Town Junior Chess League Finals 2023 (U12A) 2023/09/16 2023/09/16 Cape Town (WCT) Rapid 25 0.54 7 7 6.5 1399.7 1490.6 Analysis
26 Western Cape Top Schools 2023 (U11 Mixed) 2023/09/02 2023/09/03 Cape Winelands (WCW) Standard 60 0.83 6 5 3.5 1399.7 1287.0 Analysis
25 CW Top Schools 2023 (U7-U11 Mixed + U11 Girls) 2023/08/26 2023/08/26 Cape Winelands (WCW) Rapid 32 0.63 5 5 4.5 1385.6 1482.0 Analysis
24 Langeberg Top Schools 2023 (U7-U13 Mix) 2023/07/29 2023/07/29 Cape Winelands (WCW) Rapid 30 0.60 5 5 5.0 1360.5 1434.3 Analysis
23 Cape Town Junior Chess League - Round 1 2023 (U12A) 2023/07/22 2023/07/22 Cape Town (WCT) Rapid 25 0.54 7 6 3.5 1360.5 1434.3 Analysis
22 Cape Town Junior League 2nd Qualifier 2023 (U12) 2023/06/03 2023/06/03 Cape Town (WCT) Rapid 25 0.54 6 6 5.0 1338.9 1404.8 Analysis
21 Western Cape PS Individuals 2023 (U9 Boys) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 4.0 1314.5 1254.2 Analysis
20 Cape Winelands Schools Prestige 2023 (U9 Boys) 2023/03/11 2023/03/11 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1278.2 1239.4 Analysis
19 CWIS Inaugural Chess Championships 2023 2023/03/04 2023/03/04 Cape Winelands (WCW) Rapid 10 0.29 5 5 4.0 1278.2 1352.0 Analysis
18 Cape Winelands Schools Chess - Trials 1 2023 (U9 Boys) 2023/02/18 2023/02/18 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1217.8 1193.7 Analysis
17 Langeberg Schools Chess Trials 2023 (U9 Boys+Girls) 2023/02/11 2023/02/11 Cape Winelands (WCW) Rapid 30 0.60 5 4 3.5 1217.8 1321.0 Analysis
16 Marie Delport Memorial 2023 (Open) 2023/01/21 2023/01/21 Cape Winelands (WCW) Standard 70 0.87 6 5 1.0 1257.6 1235.1 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 29 20 1 8 20.5 70.7 175.9 1251.4 1427.3
White 16 13 1 2 13.5 84.4 292.2 1241.8 1534.0
Black 13 7 0 6 7.0 53.8 32.7 1263.2 1295.9
Standard All 11 7 0 4 7.0 63.6 115.9 1272.5 1388.4
White 6 6 0 0 6.0 100.0 425.0 1270.6 1695.6
Black 5 1 0 4 1.0 20.0 -255.0 1274.7 1019.7
Rapid All 18 13 1 4 13.5 75.0 212.5 1238.6 1451.1
White 10 7 1 2 7.5 75.0 212.5 1224.6 1437.1
Black 8 6 0 2 6.0 75.0 212.5 1256.0 1468.5
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 174 115 10 49 120.0 69.0 161.2 1225.4 1386.6
White 89 63 5 21 65.5 73.6 200.6 1216.4 1417.0
Black 85 52 5 28 54.5 64.1 120.0 1234.7 1354.7
Standard All 87 49 3 35 50.5 58.0 68.4 1237.0 1305.4
White 46 28 2 16 29.0 63.0 110.9 1224.7 1335.6
Black 41 21 1 19 21.5 52.4 20.7 1250.8 1271.5
Rapid All 87 66 7 14 69.5 79.9 254.0 1213.7 1467.7
White 43 35 3 5 36.5 84.9 296.5 1207.6 1504.1
Black 44 31 4 9 33.0 75.0 212.5 1219.8 1432.3
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 1160140079 Barends, M (Matthew) 4 3.5 3 1 0 87.5 1266.5 318.8 1585.3 View list
2 1130139478 Barends, R (Reece) 4 3.0 3 0 1 75.0 1239.3 212.5 1451.8 View list
3 2140149832 Colyn, E (Estelanie) 4 3.0 3 0 1 75.0 1380.1 212.5 1592.6 View list
4 1140148197 Van Wyk, M (Micaile) 4 3.0 2 2 0 75.0 1339.6 212.5 1552.1 View list
5 1140159013 Fluks, J (Jovan) 3 3.0 3 0 0 100.0 1432.7 425.0 1857.7 View list
6 1140144385 Makipa, M (Michael) 3 3.0 3 0 0 100.0 1241.0 425.0 1666.0 View list
7 2130137730 Sauls, L (Lekisha) 3 3.0 3 0 0 100.0 1266.7 425.0 1691.7 View list
8 1140139698 Visser, AJC (Alwyn Jacobus Christiaan) 3 3.0 3 0 0 100.0 1326.8 425.0 1751.8 View list
9 1140135124 Nogaga, O (Owethu) 3 2.5 2 1 0 83.3 1366.4 283.3 1649.7 View list
10 2100142359 Reynard, R (Ree-Shaan) 3 2.0 2 0 1 66.7 1314.1 141.7 1455.7 View list
11 1140139485 Von Wielligh, S (Sven) 3 2.0 2 0 1 66.7 1399.6 141.7 1541.2 View list
12 1130132165 Calitz, S (Steyn) 3 1.5 1 1 1 50.0 1366.4 0.0 1366.4 View list
13 2140140718 Walters, N (Nicola) 3 1.0 1 0 2 33.3 1366.4 -141.7 1224.7 View list
14 1140150070 Badenhorst, M (Marinus) 2 2.0 2 0 0 100.0 1462.8 425.0 1887.8 View list
15 1150137727 Da Silva, N (Noah Clint) 2 2.0 2 0 0 100.0 1325.9 425.0 1750.9 View list
16 1130148189 De Villiers, M (Malan) 2 2.0 2 0 0 100.0 1483.0 425.0 1908.0 View list
17 1130143658 Du Preez, Z (Zolani) 2 2.0 2 0 0 100.0 1380.1 425.0 1805.1 View list
18 1130146573 Krynauw, E (Eben) 2 2.0 2 0 0 100.0 1478.8 425.0 1903.8 View list
19 1130139483 Terblanche, S (Stefan) 2 2.0 2 0 0 100.0 1220.4 425.0 1645.4 View list
20 1150148195 Weng, I (Ivan) 2 2.0 2 0 0 100.0 1462.8 425.0 1887.8 View list