Player Page

Mathamela, O (Omphemetse)
Dob: 2007/06/25 (U18)
Gender: Female
Chess SA id: 2070110636
FIDE id:
Region: Frances Baard (NCF)
Citizen: RSA
Title(s):
Last active: 2024/03/02 (136 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 rating1218.7
Current Weighted rating1199.0
Current Weighted performance1120.1
Current official/published rating (highest between Raw, WR and WP)1218.7
Current highest rating achieved1233.9
Current floor (min rating allowed)733.9
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)±161.5
Current Raw change used (final)0.0
Projected new Raw rating1218.7
Projected new Weighed rating1104.2
Projected new Weighted performance1120.1
Projected new final Raw rating (if new WP > new Raw)1218.7
Projected new highest rating1233.9
Projected new floor733.9
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1218.7
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 rating1212.9
Current Weighted rating1210.9
Current Weighted performance1050.4
Current official/published rating (highest between Raw, WR and WP)1212.9
Current highest rating achieved1264.7
Current floor (min rating allowed)764.7
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)±162.8
Current Raw change used (final)0.0
Projected new Raw rating1212.9
Projected new Weighed rating1115.3
Projected new Weighted performance1050.4
Projected new final Raw rating (if new WP > new Raw)1212.9
Projected new highest rating1264.7
Projected new floor764.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1212.9
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 rating1246.0
Current Weighted rating1203.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1246.0
Current highest rating achieved1246.0
Current floor (min rating allowed)746.0
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)±155.3
Current Raw change used (final)0.0
Projected new Raw rating1246.0
Projected new Weighed rating1107.3
Projected new Weighted performance963.9
Projected new final Raw rating (if new WP > new Raw)1246.0
Projected new highest rating1246.0
Projected new floor746.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1246.0
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 rating1107.6
Current Weighted rating1124.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1124.5
Current highest rating achieved1107.6
Current floor (min rating allowed)607.6
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)±189.1
Current Raw change used (final)0.0
Projected new Raw rating1107.6
Projected new Weighed rating1032.9
Projected new Weighted performance317.6
Projected new final Raw rating (if new WP > new Raw)1107.6
Projected new highest rating1107.6
Projected new floor607.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1107.6
Projected effective change (new Official - current Official)-16.9
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 2024 Frances Baard Schools Teams (High School) 2024/03/02 2024/03/02 Frances Baard (NCF) Rapid 30 0.60 5 5 4.0 1188.9 1183.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
16 2024 Frances Baard Schools Teams (High School) 2024/03/02 2024/03/02 Frances Baard (NCF) Rapid 30 0.60 5 5 4.0 1188.9 1183.6 Analysis
15 2023 Moja Chess Extravaganza (Ladies) 2023/09/30 2023/10/04 Frances Baard (NCF) Standard 120 1.00 9 6 1.5 1233.9 1264.7 Analysis
14 2023 Northern Cape Schools Provincial Trials (U18 Girls) 2023/06/24 2023/06/24 Frances Baard (NCF) Standard 62 0.84 5 5 3.0 1171.0 1190.5 Analysis
13 Galeshewe Youth Day Chess Festival 2023 (Rapid B) 2023/06/17 2023/06/17 Frances Baard (NCF) Rapid 17 0.42 6 6 4.0 1171.0 1136.0 Analysis
12 Galeshewe Youth Day Chess Festival 2023 (Blitz) 2023/06/17 2023/06/17 Frances Baard (NCF) Blitz 5 0.18 9 9 1.0 1171.0 1200.0 Analysis
11 Galeshewe Youth Day Chess Festival 2023 (Juniors) 2023/06/16 2023/06/16 Frances Baard (NCF) Standard 65 0.85 5 5 3.0 1171.0 1190.5 Analysis
10 Frances Baard Schools Trials 2023 (U18 Girls) 2023/05/27 2023/05/27 Frances Baard (NCF) Standard 62 0.84 5 5 3.0 1155.4 1153.2 Analysis
9 Mayibuye Tournament 2023 (Open) 2023/05/13 2023/05/13 Frances Baard (NCF) Rapid 15 0.39 5 5 1.0 1155.4 1200.0 Analysis
8 Galeshewe Open Tournament 2023 (Open) 2023/04/29 2023/04/29 Frances Baard (NCF) Standard 60 0.83 5 4 0.5 1169.7 1169.4 Analysis
7 Frances Baard School Open II 2023 (U17) 2023/03/18 2023/03/18 Frances Baard (NCF) Standard 62 0.84 5 5 3.0 1144.0 1138.1 Analysis
6 NSSC Winter Games 2022 (U15 Girls) 2022/07/04 2022/07/06 Cape Town (WCT) Standard 70 0.87 7 6 0.5 1209.5 1218.4 Analysis
5 Northern Cape Provincial Schools Trials 2022 (U15 Girls) 2022/06/24 2022/06/24 Frances Baard (NCF) Standard 62 0.84 5 5 4.0 1120.6 1105.0 Analysis
4 FB Schools Trials 2022 (U15+U18 Girls) 2022/06/11 2022/06/11 Frances Baard (NCF) Standard 60 0.83 5 5 3.0 1120.6 1105.0 Analysis
3 Frances Baard Chess Open 2020 (Ladies) 2020/02/01 2020/02/01 Frances Baard (NCF) Standard 60 0.83 5 4 0.0 1168.1 1160.4 Analysis
2 South African Schools Individuals Chess Championships 2019 (U13 Girls) 2019/06/18 2019/06/21 Frances Baard (NCF) Standard 60 0.83 7 6 2.0 1206.0 1207.2 Analysis
1 Frances Baard Schools Trials 2019 (U11+U13 Girls) 2019/03/02 2019/03/02 Frances Baard (NCF) Standard 60 0.83 5 4 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 4 0 1 4.0 80.0 255.0 1174.3 1429.3
White 3 2 0 1 2.0 66.7 141.7 1187.0 1328.6
Black 2 2 0 0 2.0 100.0 425.0 1155.4 1580.4
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 5 4 0 1 4.0 80.0 255.0 1174.3 1429.3
White 3 2 0 1 2.0 66.7 141.7 1187.0 1328.6
Black 2 2 0 0 2.0 100.0 425.0 1155.4 1580.4
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 85 34 3 48 35.5 41.8 -70.0 1260.0 1190.0
White 42 11 1 30 11.5 27.4 -192.3 1280.8 1088.6
Black 43 23 2 18 24.0 55.8 49.4 1239.7 1289.1
Standard All 60 24 3 33 25.5 42.5 -63.8 1234.6 1170.9
White 30 7 1 22 7.5 25.0 -212.5 1265.0 1052.5
Black 30 17 2 11 18.0 60.0 85.0 1204.3 1289.3
Rapid All 16 9 0 7 9.0 56.3 53.1 1258.3 1311.4
White 8 4 0 4 4.0 50.0 0.0 1215.0 1215.0
Black 8 5 0 3 5.0 62.5 106.3 1301.5 1407.8
Blitz All 9 1 0 8 1.0 11.1 -330.6 1432.2 1101.7
White 4 0 0 4 0.0 0.0 -425.0 1531.4 1106.4
Black 5 1 0 4 1.0 20.0 -255.0 1352.9 1097.9
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 206050683 Ahjum, SHA (Savannah) 4 0.0 0 0 4 0.0 1173.6 -425.0 748.6 View list
2 2060142043 Badenhorst, J (Jenilee) 3 3.0 3 0 0 100.0 1149.0 425.0 1574.0 View list
3 1100156772 Gabaikangwe, K (Kutlwano) 2 2.0 2 0 0 100.0 1171.0 425.0 1596.0 View list
4 208050682 Ahjum, KMK (Kristen) 2 1.0 1 0 1 50.0 1184.0 0.0 1184.0 View list
5 2070097461 Kopakae, R (Remoneilwe) 2 1.0 1 0 1 50.0 1160.3 0.0 1160.3 View list
6 2090142046 Letshabo, K (Kefano) 2 1.0 1 0 1 50.0 1120.6 0.0 1120.6 View list
7 1060152833 O'Niell, S (Stephan) 2 1.0 1 0 1 50.0 1166.5 0.0 1166.5 View list
8 187021613 Mathamela, GM (George) 2 0.5 0 1 1 25.0 1170.3 -212.5 957.8 View list
9 206050681 Ahjum, J (Jordan) 2 0.0 0 0 2 0.0 1177.7 -425.0 752.7 View list
10 197084822 Mathebula, X (Xolani Cebo) 2 0.0 0 0 2 0.0 1163.2 -425.0 738.2 View list
11 190066198 Moroke, G (Gavin) 2 0.0 0 0 2 0.0 1163.2 -425.0 738.2 View list
12 106066240 Mothata, O (Omaatla) 2 0.0 0 0 2 0.0 1171.0 -425.0 746.0 View list
13 1080158071 Gaoagwe, L (Loyiso) 1 1.0 1 0 0 100.0 1171.0 425.0 1596.0 View list
14 208088220 Afonso, IS (Isabella) 1 1.0 1 0 0 100.0 1206.0 425.0 1631.0 View list
15 2060142067 Bowers, A (Albani) 1 1.0 1 0 0 100.0 1171.0 425.0 1596.0 View list
16 2050156817 Botlhoko, P (Patience) 1 1.0 1 0 0 100.0 1155.4 425.0 1580.4 View list
17 208053161 Ferris, M (Mackayla) 1 1.0 1 0 0 100.0 1206.0 425.0 1631.0 View list
18 2070097459 Emphukile, T (Tshiamo) 1 1.0 1 0 0 100.0 1155.4 425.0 1580.4 View list
19 2080142236 Irion, T (Tash-Lee) 1 1.0 1 0 0 100.0 1120.6 425.0 1545.6 View list
20 1060152823 Katlane, G (Goitseone) 1 1.0 1 0 0 100.0 1144.0 425.0 1569.0 View list