Player Page

Onyemah, I (Ifeoma)
Dob: 2011/06/24 (U14)
Gender: Female
Chess SA id: 2110107817
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2020/02/29 (1548 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 rating1105.2
Curent Weighted rating1105.2
Curent Weighted performance512.8
Current official/published rating (highest between Raw, WR and WP)1105.2
Current floor (min rating allowed)628.3
Current highest rating achieved1128.3
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)±189.8
Current Raw change used (final)0.0
Projected new Raw rating1105.2
Projected new Weighed rating1105.2
Projected new Weighted performance512.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1105.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1128.3
Projected new floor628.3
Projected new K-facor40
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 rating1097.4
Curent Weighted rating1097.4
Curent Weighted performance509.2
Current official/published rating (highest between Raw, WR and WP)1097.4
Current floor (min rating allowed)617.6
Current highest rating achieved1117.6
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)±191.9
Current Raw change used (final)0.0
Projected new Raw rating1097.4
Projected new Weighed rating1097.4
Projected new Weighted performance509.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1097.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1117.6
Projected new floor617.6
Projected new K-facor40
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 rating1221.6
Curent Weighted rating1221.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1221.6
Current floor (min rating allowed)721.6
Current highest rating achieved1221.6
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)±160.8
Current Raw change used (final)0.0
Projected new Raw rating1221.6
Projected new Weighed rating1221.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1221.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1221.6
Projected new floor721.6
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)721.6
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 floor721.6
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
17 Chessnuts 1 - 29 February 2020 (Knights) 2020/02/29 2020/02/29 Johannesburg Metro (GJM) Standard 60 0.83 5 5 1.0 1095.6 1086.3 Analysis
16 JNW Club - Bryanston Open1 2020 (E) 2020/02/01 2020/02/01 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.0 1095.6 1086.3 Analysis
15 2019 Wild Card Chess Championship (U10 Girls) 2020/01/09 2020/01/12 4 Knights (4K) Standard 120 1.00 7 7 3.0 1061.6 1055.9 Analysis
14 2019 South African Junior Team Championships (U10 Girls) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 6 2.0 1061.6 1055.9 Analysis
13 Chessnuts November Tournament 2019 (Pawns) 2019/11/08 2019/11/08 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1037.0 1024.7 Analysis
12 GJM vs GE Inter Region 2019 (U10B) 2019/10/05 2019/10/05 Johannesburg Metro (GJM) Standard 60 0.83 5 5 1.0 1059.6 1053.9 Analysis
11 2019 Gauteng School League Finals (U9 Open) 2019/08/23 2019/08/23 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1061.1 1025.2 Analysis
10 2019 Alekhine Open (E) 2019/08/09 2019/08/09 Tshwane (GTP) Standard 120 1.00 5 4 1.5 1061.1 1025.2 Analysis
9 JNW Club - Maragon Open 2019 (E) 2019/08/03 2019/08/03 Johannesburg Metro (GJM) Standard 60 0.83 5 5 1.0 1061.1 1025.2 Analysis
8 JHB Metro Closed 2019 (U10) 2019/07/27 2019/07/28 Johannesburg Metro (GJM) Standard 90 0.94 6 6 2.5 1063.0 1020.4 Analysis
7 JNW Club - Hoerskool Linden 2019 (E) 2019/06/15 2019/06/15 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1104.8 1046.8 Analysis
6 Fonties Challange 2019 (U9) 2019/06/08 2019/06/08 Johannesburg Metro (GJM) Standard 60 0.83 5 5 1.0 1104.8 1046.8 Analysis
5 The Metro Open 2019 (Cadets) 2019/05/25 2019/05/25 Johannesburg Metro (GJM) Standard 90 0.94 5 5 2.0 1070.2 1048.0 Analysis
4 Gauteng D9 Finals 2019 (U9 Girls) 2019/05/18 2019/05/18 Johannesburg Metro (GJM) Rapid 45 0.74 5 5 3.0 1070.2 1200.0 Analysis
3 JNW Club - Bryanston Open 1 2019 (U10) 2019/01/26 2019/01/26 Johannesburg Metro (GJM) Standard 60 0.83 5 5 0.5 1128.3 1117.6 Analysis
2 Boksburg Open 2019 (D) 2019/01/19 2019/01/19 Ekurhuleni (GE) Standard 60 0.83 5 5 2.5 1128.3 1117.6 Analysis
1 GoForChess Grayston Junior Chess Championship 2018 (U8) 2018/06/10 2018/06/10 Johannesburg Metro (GJM) Standard 60 0.83 5 5 0.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main 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
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 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
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 87 27 7 53 30.5 35.1 -127.0 1180.0 1052.9
White 41 15 3 23 16.5 40.2 -82.9 1172.1 1089.2
Black 46 12 4 30 14.0 30.4 -166.3 1186.9 1020.6
Standard All 82 24 7 51 27.5 33.5 -139.9 1178.5 1038.6
White 39 14 3 22 15.5 39.7 -87.2 1170.7 1083.5
Black 43 10 4 29 12.0 27.9 -187.8 1185.7 997.9
Rapid All 5 3 0 2 3.0 60.0 85.0 1203.1 1288.1
White 2 1 0 1 1.0 50.0 0.0 1200.0 1200.0
Black 3 2 0 1 2.0 66.7 141.7 1205.2 1346.9
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 210091697 Botha, A (Andrea) 3 0.5 0 1 2 16.7 1061.2 -283.3 777.9 View list
2 1110099290 Gough, R (Rowan) 3 0.0 0 0 3 0.0 1084.1 -425.0 659.1 View list
3 2100105562 Li, Y (Yangyang) 2 2.0 2 0 0 100.0 1087.5 425.0 1512.5 View list
4 210075151 Smit, A (Anika) 2 2.0 2 0 0 100.0 1061.6 425.0 1486.6 View list
5 2100108310 Maharaj, A (Arya) 2 1.5 1 1 0 75.0 1093.9 212.5 1306.4 View list
6 2110113798 Uwakata, SK (Samantha) 2 1.5 1 1 0 75.0 1082.9 212.5 1295.4 View list
7 2100097359 Bothma, J (Jaculene) 2 1.0 1 0 1 50.0 1094.9 0.0 1094.9 View list
8 210075196 Chauke, N (Nosipho) 2 1.0 1 0 1 50.0 1060.6 0.0 1060.6 View list
9 2100101517 Lovett, S (Saffron) 2 1.0 1 0 1 50.0 1094.9 0.0 1094.9 View list
10 210092814 Van Der Sandt, I (Iliana) 2 1.0 1 0 1 50.0 1062.0 0.0 1062.0 View list
11 1110112163 Chen, Y (Youlin) 2 0.0 0 0 2 0.0 1087.5 -425.0 662.5 View list
12 210092704 Deysel, H (Hannah) 2 0.0 0 0 2 0.0 1082.2 -425.0 657.2 View list
13 111092705 Moonsammy, E (Ethan) 2 0.0 0 0 2 0.0 1152.4 -425.0 727.4 View list
14 2110099599 Peete, O (Ofentse) 2 0.0 0 0 2 0.0 1094.9 -425.0 669.9 View list
15 2100115785 Trousset, A (Ariane) 2 0.0 0 0 2 0.0 1104.8 -425.0 679.8 View list
16 111092813 Van Der Merwe, E (Ethan) 2 0.0 0 0 2 0.0 1116.5 -425.0 691.5 View list
17 2110114036 Baza, P (Providence) 1 1.0 1 0 0 100.0 1070.2 425.0 1495.2 View list
18 2100114034 Dai, T (Talucia) 1 1.0 1 0 0 100.0 1070.2 425.0 1495.2 View list
19 111092267 D`Alton, E (Ezra) 1 1.0 1 0 0 100.0 1095.6 425.0 1520.6 View list
20 2110119752 Eustace, A (Ally) 1 1.0 1 0 0 100.0 1037.0 425.0 1462.0 View list