Player Page

Grobbelaar, C (Chanelle)
Dob: 2007/05/22 (U18)
Gender: Female
Chess SA id: 2070104260
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/03/22 (247 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 rating1238.1
Current Weighted rating1219.7
Current Weighted performance1128.6
Current official/published rating (highest between Raw, WR and WP)1238.1
Current highest rating achieved1238.1
Current floor (min rating allowed)738.1
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)±157.1
Current Raw change used (final)0.0
Projected new Raw rating1238.1
Projected new Weighed rating1122.9
Projected new Weighted performance1128.6
Projected new final Raw rating (if new WP > new Raw)1238.1
Projected new highest rating1238.1
Projected new floor738.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1238.1
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 rating1208.5
Current Weighted rating1202.7
Current Weighted performance1097.4
Current official/published rating (highest between Raw, WR and WP)1208.5
Current highest rating achieved1214.3
Current floor (min rating allowed)714.3
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)±163.8
Current Raw change used (final)0.0
Projected new Raw rating1208.5
Projected new Weighed rating1106.9
Projected new Weighted performance1097.4
Projected new final Raw rating (if new WP > new Raw)1208.5
Projected new highest rating1214.3
Projected new floor714.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1208.5
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 rating1179.6
Current Weighted rating1168.9
Current Weighted performance920.6
Current official/published rating (highest between Raw, WR and WP)1179.6
Current highest rating achieved1179.6
Current floor (min rating allowed)679.6
Current K-factor40
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)±170.7
Current Raw change used (final)0.0
Projected new Raw rating1179.6
Projected new Weighed rating1075.6
Projected new Weighted performance920.6
Projected new final Raw rating (if new WP > new Raw)1179.6
Projected new highest rating1179.6
Projected new floor679.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1179.6
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 rating1140.0
Current Weighted rating1140.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1140.0
Current highest rating achieved1140.0
Current floor (min rating allowed)640.0
Current K-factor40
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)±180.6
Current Raw change used (final)0.0
Projected new Raw rating1140.0
Projected new Weighed rating1048.8
Projected new Weighted performance164.1
Projected new final Raw rating (if new WP > new Raw)1140.0
Projected new highest rating1140.0
Projected new floor640.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1140.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 Western Cape HS Individuals Championship 2024 (U18 Girls) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 2.0 1236.0 1214.3 Analysis
3 Cape Winelands Schools - Prestige 2024 (U18 Girls) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 3.5 1236.0 1214.3 Analysis
2 Cape Winelands Schools - HS Trials 1 2024 (U18 Girls) 2024/02/17 2024/02/17 Cape Winelands (WCW) Rapid 35 0.66 6 6 4.0 1208.0 1144.8 Analysis
1 Cape Winelands - Marie Delport Memorial 2024 (Ladies) 2024/01/27 2024/01/28 Cape Winelands (WCW) Standard 70 0.87 6 6 3.0 1186.4 1190.5 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
22 Western Cape HS Individuals Championship 2024 (U18 Girls) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 2.0 1236.0 1214.3 Analysis
21 Cape Winelands Schools - Prestige 2024 (U18 Girls) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 3.5 1236.0 1214.3 Analysis
20 Cape Winelands Schools - HS Trials 1 2024 (U18 Girls) 2024/02/17 2024/02/17 Cape Winelands (WCW) Rapid 35 0.66 6 6 4.0 1208.0 1144.8 Analysis
19 Cape Winelands - Marie Delport Memorial 2024 (Ladies) 2024/01/27 2024/01/28 Cape Winelands (WCW) Standard 70 0.87 6 6 3.0 1186.4 1190.5 Analysis
18 CW Top Schools 2023 (U15+U18 Girls) 2023/08/26 2023/08/26 Cape Winelands (WCW) Rapid 32 0.63 5 4 1.0 1197.7 1171.6 Analysis
17 Western Cape HS Individuals 2023 (U17 Girls) 2023/04/01 2023/04/02 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1194.7 1187.3 Analysis
16 Cape Winelands Schools Prestige 2023 (U17 Girls) 2023/03/11 2023/03/11 Cape Winelands (WCW) Standard 60 0.83 5 5 2.0 1211.4 1206.0 Analysis
15 Cape Winelands Schools Chess - Trials 1 2023 (U17 Girls) 2023/02/25 2023/02/25 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1179.9 1165.6 Analysis
14 Cape Winelands Schools Top Schools 2022 (U15 Mix) 2022/08/27 2022/08/27 Cape Winelands (WCW) Standard 60 0.83 5 3 1.0 1197.5 1180.8 Analysis
13 Western Cape Schools Chess 2022 (U15 Girls) 2022/05/07 2022/05/08 Eden District (WEG) Standard 65 0.85 6 6 3.5 1180.2 1163.2 Analysis
12 Ceres Open 2022 (B) 2022/04/23 2022/04/23 Cape Winelands (WCW) Standard 65 0.85 6 6 3.0 1175.8 1154.4 Analysis
11 Cape Winelands Schools 2022 (U15 Girls) 2022/03/05 2022/03/05 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1144.9 1112.0 Analysis
10 Central Winelands Schools Individual Trials 2022 (U15 Girls) 2022/02/19 2022/02/19 Cape Winelands (WCW) Rapid 35 0.66 5 5 2.5 1182.1 1166.0 Analysis
9 Cape Winelands Open 2022 (Intermediate) 2022/02/12 2022/02/13 Cape Winelands (WCW) Standard 70 0.87 6 5 1.0 1182.1 1159.6 Analysis
8 Drakenstein Pioneers Inaugural 2020 (C) 2020/03/14 2020/03/14 Cape Winelands (WCW) Standard 60 0.83 5 4 2.0 1183.8 1158.8 Analysis
7 2020 Welgemoed Chess Challenge (U14) 2020/02/29 2020/02/29 Cape Town (WCT) Rapid 30 0.60 5 5 2.0 1136.7 1126.8 Analysis
6 Paul Roos Blitz 2020 2020/02/22 2020/02/22 Cape Winelands (WCW) Blitz 5 0.18 9 9 4.0 1136.7 1200.0 Analysis
5 Cape Winelands Schools Trials 1 2020 (U13 Girls) 2020/02/08 2020/02/08 Cape Winelands (WCW) Rapid 30 0.60 6 6 4.5 1136.7 1126.8 Analysis
4 Back to School Rapid 2020 (Girls) 2020/02/01 2020/02/01 West Coast (WCU) Rapid 20 0.47 5 4 2.0 1136.7 1126.8 Analysis
3 2019 Western Province League (E) 2019/07/27 2019/08/10 Cape Town (WCT) Standard 60 0.83 9 3 0.5 1163.6 1200.0 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 23 11 3 9 12.5 54.3 37.0 1253.5 1290.5
White 12 6 2 4 7.0 58.3 70.8 1282.7 1353.5
Black 11 5 1 5 5.5 50.0 0.0 1221.7 1221.7
Standard All 17 7 3 7 8.5 50.0 0.0 1260.0 1260.0
White 9 4 2 3 5.0 55.6 47.2 1272.4 1319.6
Black 8 3 1 4 3.5 43.8 -53.1 1245.9 1192.8
Rapid All 6 4 0 2 4.0 66.7 141.7 1235.3 1377.0
White 3 2 0 1 2.0 66.7 141.7 1313.5 1455.2
Black 3 2 0 1 2.0 66.7 141.7 1157.2 1298.8
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 121 53 9 59 57.5 47.5 -21.1 1206.3 1185.2
White 60 29 6 25 32.0 53.3 28.3 1205.5 1233.8
Black 61 24 3 34 25.5 41.8 -69.7 1207.1 1137.4
Standard All 65 28 5 32 30.5 46.9 -26.2 1220.1 1194.0
White 33 16 4 13 18.0 54.5 38.6 1230.2 1268.8
Black 32 12 1 19 12.5 39.1 -93.0 1209.8 1116.8
Rapid All 47 21 4 22 23.0 48.9 -9.0 1176.4 1167.4
White 22 11 2 9 12.0 54.5 38.6 1167.0 1205.7
Black 25 10 2 13 11.0 44.0 -51.0 1184.7 1133.7
Blitz All 9 4 0 5 4.0 44.4 -47.2 1262.3 1215.1
White 5 2 0 3 2.0 40.0 -85.0 1211.8 1126.8
Black 4 2 0 2 2.0 50.0 0.0 1325.4 1325.4
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2080135529 Hall, K (Kirsten) 3 2.0 2 0 1 66.7 1195.9 141.7 1337.6 View list
2 2070118443 Keyster, W (Wayleetho) 3 2.0 2 0 1 66.7 1203.5 141.7 1345.2 View list
3 207044506 Claassen, C (Carli) 3 0.0 0 0 3 0.0 1178.8 -425.0 753.8 View list
4 1070118455 Cupido, C (Cole) 2 2.0 2 0 0 100.0 1175.8 425.0 1600.8 View list
5 2070151322 Alkaster, M (Mianca) 2 2.0 2 0 0 100.0 1195.7 425.0 1620.7 View list
6 2100097171 Fredericks, A (Anoeska) 2 2.0 2 0 0 100.0 1175.8 425.0 1600.8 View list
7 2070137532 Snyman, J (Junoel) 2 2.0 2 0 0 100.0 1178.2 425.0 1603.2 View list
8 2070137533 Swarts, J (Junay) 2 2.0 2 0 0 100.0 1208.0 425.0 1633.0 View list
9 2070108668 Springveldt, D (Deileeya) 2 1.0 1 0 1 50.0 1203.1 0.0 1203.1 View list
10 1060107097 Venter, D (Daniel) 2 1.0 0 2 0 50.0 1175.8 0.0 1175.8 View list
11 2080106546 Booysen, T (Timica) 2 0.5 0 1 1 25.0 1195.0 -212.5 982.5 View list
12 107078356 Douries, S (Steward) 2 0.0 0 0 2 0.0 1175.8 -425.0 750.8 View list
13 109078327 Hanekom, L (Logan) 2 0.0 0 0 2 0.0 1175.8 -425.0 750.8 View list
14 2090097163 Johnson, L (Lakeisha) 2 0.0 0 0 2 0.0 1192.1 -425.0 767.1 View list
15 207078345 Scheepers, M (Mieke) 2 0.0 0 0 2 0.0 1186.3 -425.0 761.3 View list
16 2090161475 Davids, R (Raziah) 1 1.0 1 0 0 100.0 1197.7 425.0 1622.7 View list
17 2050107948 Davids, M (Milandie) 1 1.0 1 0 0 100.0 1182.1 425.0 1607.1 View list
18 2090118018 Davids, B (Bronwyne) 1 1.0 1 0 0 100.0 1136.7 425.0 1561.7 View list
19 2680191713 Bald, T (Terelga) 1 1.0 1 0 0 100.0 1186.4 425.0 1611.4 View list
20 1050132442 Appollis, M (Martino) 1 1.0 1 0 0 100.0 1136.7 425.0 1561.7 View list