Player Page

Groenewald, C (Christiaan)
Dob: 2013/07/02 (U12)
Gender: Male
Chess SA id: 1130137104
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2024/09/14 (68 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
Current Raw rating1305.7
Current Weighted rating1250.6
Current Weighted performance1280.0
Current official/published rating (highest between Raw, WR and WP)1305.7
Current highest rating achieved1305.7
Current floor (min rating allowed)805.7
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)±142.6
Current Raw change used (final)0.0
Projected new Raw rating1305.7
Projected new Weighed rating1152.1
Projected new Weighted performance1280.0
Projected new final Raw rating (if new WP > new Raw)1305.7
Projected new highest rating1305.7
Projected new floor805.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1305.7
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating1286.1
Current Weighted rating1252.7
Current Weighted performance1288.9
Current official/published rating (highest between Raw, WR and WP)1288.9
Current highest rating achieved1297.6
Current floor (min rating allowed)797.6
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)±146.7
Current Raw change used (final)0.0
Projected new Raw rating1286.1
Projected new Weighed rating1154.1
Projected new Weighted performance1288.9
Projected new final Raw rating (if new WP > new Raw)1288.9
Projected new highest rating1297.6
Projected new floor797.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1288.9
Projected effective change (new Official - current Official)=0.0
s
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
Current Raw rating1228.4
Current Weighted rating1191.1
Current Weighted performance1187.4
Current official/published rating (highest between Raw, WR and WP)1228.4
Current highest rating achieved1228.4
Current floor (min rating allowed)728.4
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)±159.2
Current Raw change used (final)0.0
Projected new Raw rating1228.4
Projected new Weighed rating1095.8
Projected new Weighted performance1187.4
Projected new final Raw rating (if new WP > new Raw)1228.4
Projected new highest rating1228.4
Projected new floor728.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1228.4
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
7 Kingsway Chess Open 2024 (U12) 2024/09/14 2024/09/14 Overberg (WOS) Rapid 20 0.47 6 6 3.0 1300.9 1186.4 Analysis
6 Western Cape Top Schools Championship 2024 (U11 Mixed) 2024/08/30 2024/09/01 Eden (WEG) Standard 60 0.83 6 6 2.0 1300.9 1297.6 Analysis
5 Overberg Schools - Top Schools 2024 (U11 Mixed) 2024/07/27 2024/07/27 Overberg (WOS) Standard 60 0.83 5 5 3.0 1282.1 1283.9 Analysis
4 Western Cape - Kings and Queens 2024 (Boys) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 30 0.60 5 4 2.0 1269.1 1150.4 Analysis
3 Western Cape PS Individuals Championship 2024 (U11 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 4.0 1213.5 1238.9 Analysis
2 Hermanus Chess Club Open 2024 (Intermediate) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 2.0 1233.1 1191.2 Analysis
1 Overberg Schools - PS Closed 2024 (U11 Boys) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 3.0 1226.8 1236.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
14 Kingsway Chess Open 2024 (U12) 2024/09/14 2024/09/14 Overberg (WOS) Rapid 20 0.47 6 6 3.0 1300.9 1186.4 Analysis
13 Western Cape Top Schools Championship 2024 (U11 Mixed) 2024/08/30 2024/09/01 Eden (WEG) Standard 60 0.83 6 6 2.0 1300.9 1297.6 Analysis
12 Overberg Schools - Top Schools 2024 (U11 Mixed) 2024/07/27 2024/07/27 Overberg (WOS) Standard 60 0.83 5 5 3.0 1282.1 1283.9 Analysis
11 Western Cape - Kings and Queens 2024 (Boys) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 30 0.60 5 4 2.0 1269.1 1150.4 Analysis
10 Western Cape PS Individuals Championship 2024 (U11 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 4.0 1213.5 1238.9 Analysis
9 Hermanus Chess Club Open 2024 (Intermediate) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 2.0 1233.1 1191.2 Analysis
8 Overberg Schools - PS Closed 2024 (U11 Boys) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 3.0 1226.8 1236.0 Analysis
7 Overberg Top Schools 2023 (U11) 2023/08/05 2023/08/05 Overberg (WOS) Standard 60 0.83 5 4 4.0 1169.1 1165.4 Analysis
6 Western Cape PS Individuals 2023 (U11 Boys) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 1.0 1212.4 1217.2 Analysis
5 Hermanus Rapid 2023 (C) 2023/04/22 2023/04/22 Overberg (WOS) Rapid 25 0.54 6 6 3.0 1211.4 1183.2 Analysis
4 Overberg School Chess Closed Tournament 2023 (U11 Boys) 2023/03/25 2023/03/25 Overberg (WOS) Standard 60 0.83 5 5 3.0 1194.7 1186.4 Analysis
3 Overberg Primary School Trials (Region 2) 2023 (U11 Boys) 2023/02/24 2023/03/10 Overberg (WOS) Rapid 20 0.47 6 6 2.5 1194.7 1200.0 Analysis
2 Western Cape Schools 2022 (U9 Boys) 2022/05/28 2022/05/29 Cape Winelands (WCW) Standard 65 0.85 6 6 3.0 1181.1 1176.4 Analysis
1 Overberg Primary Schools Closed 2022 (U9 Boys) 2022/03/12 2022/03/12 Overberg (WOS) Standard 60 0.83 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 39 19 0 20 19.0 48.7 -10.9 1325.0 1314.1
White 19 11 0 8 11.0 57.9 67.1 1304.9 1372.0
Black 20 8 0 12 8.0 40.0 -85.0 1344.1 1259.1
Standard All 22 12 0 10 12.0 54.5 38.6 1317.7 1356.4
White 11 7 0 4 7.0 63.6 115.9 1300.7 1416.6
Black 11 5 0 6 5.0 45.5 -38.6 1334.8 1296.2
Rapid All 17 7 0 10 7.0 41.2 -75.0 1334.4 1259.4
White 8 4 0 4 4.0 50.0 0.0 1310.8 1310.8
Black 9 3 0 6 3.0 33.3 -141.7 1355.3 1213.7
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 77 37 1 39 37.5 48.7 -11.0 1275.4 1264.3
White 39 20 1 18 20.5 52.6 21.8 1251.8 1273.6
Black 38 17 0 21 17.0 44.7 -44.7 1299.5 1254.8
Standard All 48 25 0 23 25.0 52.1 17.7 1271.3 1289.0
White 25 14 0 11 14.0 56.0 51.0 1247.7 1298.7
Black 23 11 0 12 11.0 47.8 -18.5 1296.9 1278.4
Rapid All 29 12 1 16 12.5 43.1 -58.6 1282.1 1223.5
White 14 6 1 7 6.5 46.4 -30.4 1259.3 1228.9
Black 15 6 0 9 6.0 40.0 -85.0 1303.5 1218.5
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1130138493 Otto, T (Taylor) 3 2.0 2 0 1 66.7 1261.0 141.7 1402.7 View list
2 1130152294 Knapp, L (Liam) 3 0.0 0 0 3 0.0 1206.9 -425.0 781.9 View list
3 1130134382 Van Der Walt, T (Tristan) 3 0.0 0 0 3 0.0 1196.5 -425.0 771.5 View list
4 1130139482 Koert, D (Dane) 2 1.0 1 0 1 50.0 1240.8 0.0 1240.8 View list
5 1130137118 Muller, A (Andreas) 2 1.0 1 0 1 50.0 1210.8 0.0 1210.8 View list
6 1130150071 Barnard, C (Charel) 2 0.0 0 0 2 0.0 1247.8 -425.0 822.8 View list
7 1140136598 Spies, F (Fanie) 2 0.0 0 0 2 0.0 1285.0 -425.0 860.0 View list
8 1130137746 Von Heynitz, D (Daniel) 2 0.0 0 0 2 0.0 1256.7 -425.0 831.7 View list
9 1140145272 Buhr, H (Heinrich) 1 1.0 1 0 0 100.0 1226.8 425.0 1651.8 View list
10 1110154650 D`Ambrosio, G (Gohan) 1 1.0 1 0 0 100.0 1211.4 425.0 1636.4 View list
11 1110150080 Craib, J (Joel) 1 1.0 1 0 0 100.0 1194.7 425.0 1619.7 View list
12 1140303161 Johnson, C (Christiano) 1 1.0 1 0 0 100.0 1300.9 425.0 1725.9 View list
13 1090302184 Hendricks, Z (Zhyron) 1 1.0 1 0 0 100.0 1233.1 425.0 1658.1 View list
14 2140154653 Gela, N (Nosiya) 1 1.0 1 0 0 100.0 1211.4 425.0 1636.4 View list
15 1120150083 Franken, R (Roy) 1 1.0 1 0 0 100.0 1194.7 425.0 1619.7 View list
16 1130137557 Fortuin, A (Ashton) 1 1.0 1 0 0 100.0 1181.1 425.0 1606.1 View list
17 2130152307 Els, C (Chelsey) 1 1.0 1 0 0 100.0 1169.1 425.0 1594.1 View list
18 2120146612 Du Toit, M (Mareli) 1 1.0 1 0 0 100.0 1169.1 425.0 1594.1 View list
19 2120138439 Du Preez, A (Alet) 1 1.0 1 0 0 100.0 1169.1 425.0 1594.1 View list
20 2140152360 Dreyer, L (Leah) 1 1.0 1 0 0 100.0 1282.1 425.0 1707.1 View list