Player Page

Ferreira, R (Rossouw)
Dob: 2014/01/29 (U12)
Gender: Male
Chess SA id: 1140142434
FIDE id:
Region: Sarah Baartman (ESB)
Citizen: RSA
Title(s):
Last active: 2024/05/10 (8 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 rating1260.9
Curent Weighted rating1218.7
Curent Weighted performance1240.1
Current official/published rating (highest between Raw, WR and WP)1260.9
Current floor (min rating allowed)760.9
Current highest rating achieved1260.9
Current K-factor36
Games played this month11
Score (S)6.0
Expected score (We)6.21
Difference (S-We)-0.21
Current Raw change (no limits, including tournament time weight)-8.9
Current min/max change allowed (with limits)±152.0
Current Raw change used (final)-8.9
Projected new Raw rating1252.0
Projected new Weighed rating1222.7
Projected new Weighted performance1240.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1252.0
Projected effective change (new Official - current Official)-8.9
Projected new highest rating1260.9
Projected new floor760.9
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 rating1225.1
Curent Weighted rating1216.1
Curent Weighted performance1119.7
Current official/published rating (highest between Raw, WR and WP)1225.1
Current floor (min rating allowed)746.8
Current highest rating achieved1246.8
Current K-factor36
Games played this month5
Score (S)2.0
Expected score (We)2.37
Difference (S-We)-0.37
Current Raw change (no limits, including tournament time weight)-13.3
Current min/max change allowed (with limits)±160.0
Current Raw change used (final)-13.3
Projected new Raw rating1211.8
Projected new Weighed rating1216.9
Projected new Weighted performance1119.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1216.9
Projected effective change (new Official - current Official)-8.2
Projected new highest rating1246.8
Projected new floor746.8
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 rating1316.9
Curent Weighted rating1230.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1316.9
Current floor (min rating allowed)816.9
Current highest rating achieved1316.9
Current K-factor36
Games played this month6
Score (S)4.0
Expected score (We)4.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±140.4
Current Raw change used (final)0.0
Projected new Raw rating1316.9
Projected new Weighed rating1238.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1316.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1316.9
Projected new floor816.9
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)816.9
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 floor816.9
Projected new K-facor36
Tournaments
Tournament: Humansdorp CMC Schools Trials 2024 (U11 Boys)
Start: 2024/05/10  End: 2024/05/10  Host: ESB  Type: Rapid   Time: 32  Time weight: 0.63  Rounds: 6
Games: 6  Score: 4.0
Main rating: 1260.9  Rating gain/loss: 8.2
Type rating: 1316.9  Rating gain/loss: 0.0
Analysis
Tournament: Spartan Bishops Chess Championships 2024 (Big Pawns)
Start: 2024/05/04  End: 2024/05/05  Host: NBR  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 2.0
Main rating: 1260.9  Rating gain/loss: -17.0
Type rating: 1225.1  Rating gain/loss: -13.3
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 Humansdorp CMC Schools Trials 2024 (U11 Boys) 2024/05/10 2024/05/10 Sarah Baartman (ESB) Rapid 32 0.63 6 6 4.0 1260.9 1316.9 Analysis
3 Spartan Bishops Chess Championships 2024 (Big Pawns) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1260.9 1225.1 Analysis
2 Stulting Tournament 2024 (Junior) 2024/04/06 2024/04/06 Sarah Baartman (ESB) Rapid 15 0.39 6 6 5.0 1227.8 1239.9 Analysis
1 Kouga Mayor's Cup 2024 (U11) 2024/03/09 2024/03/09 Sarah Baartman (ESB) Standard 62 0.84 6 6 3.0 1224.5 1222.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
16 Humansdorp CMC Schools Trials 2024 (U11 Boys) 2024/05/10 2024/05/10 Sarah Baartman (ESB) Rapid 32 0.63 6 6 4.0 1260.9 1316.9 Analysis
15 Spartan Bishops Chess Championships 2024 (Big Pawns) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1260.9 1225.1 Analysis
14 Stulting Tournament 2024 (Junior) 2024/04/06 2024/04/06 Sarah Baartman (ESB) Rapid 15 0.39 6 6 5.0 1227.8 1239.9 Analysis
13 Kouga Mayor's Cup 2024 (U11) 2024/03/09 2024/03/09 Sarah Baartman (ESB) Standard 62 0.84 6 6 3.0 1224.5 1222.6 Analysis
12 Eastern Cape Chess Team Championship 2023 (U10) 2023/10/07 2023/10/08 Nelson Mandela Bay (ENM) Standard 65 0.85 5 4 1.0 1230.3 1226.6 Analysis
11 Eastern Cape Provincial Individual Championship 2023 (U10 Boys) 2023/10/05 2023/10/05 Nelson Mandela Bay (ENM) Standard 65 0.85 7 6 3.5 1230.3 1226.6 Analysis
10 Stulting Sportdag 2023 (Junior) 2023/08/25 2023/08/25 Sarah Baartman (ESB) Rapid 30 0.60 5 5 3.0 1232.2 1242.8 Analysis
9 SBDCU Closed Trials 2023 (U10 Boys+Girls) 2023/07/29 2023/07/29 Sarah Baartman (ESB) Standard 65 0.85 6 6 3.0 1249.3 1246.8 Analysis
8 Paul Sauer Chess Tournament 2023 (Junior) 2023/05/05 2023/05/05 Sarah Baartman (ESB) Rapid 15 0.39 10 7 5.5 1227.7 1158.8 Analysis
7 Kouga Mayor's Cup Finals 2023 (U9) 2023/04/22 2023/04/22 Sarah Baartman (ESB) Standard 62 0.84 6 6 3.0 1179.0 1191.6 Analysis
6 Kouga Mayor's Cup 2023 (U9) 2023/04/15 2023/04/15 Sarah Baartman (ESB) Standard 62 0.84 6 5 3.0 1179.0 1191.6 Analysis
5 SBDCU Trial 2 2023 (U10) 2023/04/01 2023/04/01 Sarah Baartman (ESB) Standard 62 0.84 5 5 3.0 1179.0 1191.6 Analysis
4 SBDCU Trial 1 2023 (U10) 2023/03/05 2023/03/05 Sarah Baartman (ESB) Standard 60 0.83 5 5 3.0 1150.8 1160.4 Analysis
3 Bloeisel Fees 2022 (Primary School B) 2022/10/29 2022/10/29 Sarah Baartman (ESB) Rapid 15 0.39 7 7 2.5 1165.3 1200.0 Analysis
2 Kouga Mayarol Cup 2022 (U9) 2022/07/23 2022/07/23 Sarah Baartman (ESB) Standard 65 0.85 6 0 0.0 1165.3 1160.4 Analysis
1 SBDCU Trials 2022 (U10) 2022/06/25 2022/06/25 Sarah Baartman (ESB) Standard 65 0.85 6 5 1.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 23 14 0 9 14.0 60.9 92.4 1231.6 1324.0
White 11 7 0 4 7.0 63.6 115.9 1234.4 1350.3
Black 12 7 0 5 7.0 58.3 70.8 1229.0 1299.8
Standard All 11 5 0 6 5.0 45.5 -38.6 1239.9 1201.3
White 5 2 0 3 2.0 40.0 -85.0 1248.8 1163.8
Black 6 3 0 3 3.0 50.0 0.0 1232.5 1232.5
Rapid All 12 9 0 3 9.0 75.0 212.5 1223.9 1436.4
White 6 5 0 1 5.0 83.3 283.3 1222.4 1505.7
Black 6 4 0 2 4.0 66.7 141.7 1225.4 1367.1
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 84 43 6 35 46.0 54.8 40.5 1205.7 1246.1
White 42 18 1 23 18.5 44.0 -50.6 1218.0 1167.4
Black 42 25 5 12 27.5 65.5 131.5 1193.3 1324.9
Standard All 53 24 4 25 26.0 49.1 -8.0 1216.9 1208.8
White 26 8 1 17 8.5 32.7 -147.1 1238.2 1091.1
Black 27 16 3 8 17.5 64.8 125.9 1196.3 1322.2
Rapid All 31 19 2 10 20.0 64.5 123.4 1186.5 1309.9
White 16 10 0 6 10.0 62.5 106.3 1185.2 1291.5
Black 15 9 2 4 10.0 66.7 141.7 1187.9 1329.6
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 1150142417 Kettledas, JF (Jerrin Fagan) 6 5.0 5 0 1 83.3 1180.6 283.3 1463.9 View list
2 1140142440 Prinsloo, E (Emmanuel) 5 3.5 3 1 1 70.0 1188.9 170.0 1358.9 View list
3 1140135614 Bruton, C (Caleb) 5 0.0 0 0 5 0.0 1183.1 -425.0 758.1 View list
4 2140137784 Titus, S (Sade Catherine) 4 2.5 2 1 1 62.5 1187.0 106.3 1293.2 View list
5 1130146220 Viviers, D (Divan) 4 1.5 1 1 2 37.5 1236.0 -106.3 1129.8 View list
6 2140133897 De Lange, E (Edeline) 4 0.0 0 0 4 0.0 1184.8 -425.0 759.8 View list
7 1150151718 Snyman, R (Ruan) 3 3.0 3 0 0 100.0 1219.5 425.0 1644.5 View list
8 1150151715 Mfabana, A (Alunamda) 3 2.5 2 1 0 83.3 1219.5 283.3 1502.9 View list
9 1150154353 Berkeley, B (Ben) 2 2.0 2 0 0 100.0 1227.7 425.0 1652.7 View list
10 1130154802 Maseko, T (Timothy) 2 2.0 2 0 0 100.0 1227.7 425.0 1652.7 View list
11 2150153083 Ndumela, B (Bulumko) 2 2.0 2 0 0 100.0 1230.0 425.0 1655.0 View list
12 1130140946 Seyali, C (Christopher) 2 0.0 0 0 2 0.0 1212.3 -425.0 787.3 View list
13 1150153084 Slabbert, B (Burger Francios) 2 0.0 0 0 2 0.0 1239.8 -425.0 814.8 View list
14 2140146219 Van Zyl, L (Louise- Marie) 2 0.0 0 0 2 0.0 1172.2 -425.0 747.2 View list
15 1150143666 Combrinck, J (James Orion) 1 1.0 1 0 0 100.0 1179.0 425.0 1604.0 View list
16 1140301783 Coetzee, L (Leo) 1 1.0 1 0 0 100.0 1227.8 425.0 1652.8 View list
17 1150157693 Cidraas, O (Omphemetse) 1 1.0 1 0 0 100.0 1260.9 425.0 1685.9 View list
18 1140147604 Ceasen, E (Ethan) 1 1.0 1 0 0 100.0 1165.3 425.0 1590.3 View list
19 1130146214 Bredell, A (Alcapone) 1 1.0 1 0 0 100.0 1232.2 425.0 1657.2 View list
20 1140301784 Duvenage, D (Dewald) 1 1.0 1 0 0 100.0 1227.8 425.0 1652.8 View list