Player Page

O'Niell, S (Stephan)
Dob: 2006/07/26 (U20)
Gender: Male
Chess SA id: 1060152833
FIDE id:
Region: Frances Baard (NCF)
Citizen: RSA
Title(s):
Last active: 2024/03/02 (79 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 rating1250.7
Curent Weighted rating1229.1
Curent Weighted performance1171.2
Current official/published rating (highest between Raw, WR and WP)1250.7
Current floor (min rating allowed)761.9
Current highest rating achieved1261.9
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)±154.3
Current Raw change used (final)0.0
Projected new Raw rating1250.7
Projected new Weighed rating1231.6
Projected new Weighted performance1171.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1250.7
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1261.9
Projected new floor761.9
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 rating1270.3
Curent Weighted rating1234.6
Curent Weighted performance1198.9
Current official/published rating (highest between Raw, WR and WP)1270.3
Current floor (min rating allowed)770.3
Current highest rating achieved1270.3
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)±150.0
Current Raw change used (final)0.0
Projected new Raw rating1270.3
Projected new Weighed rating1238.4
Projected new Weighted performance1198.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1270.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1270.3
Projected new floor770.3
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 rating1178.0
Curent Weighted rating1196.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1196.6
Current floor (min rating allowed)700.0
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)±171.1
Current Raw change used (final)0.0
Projected new Raw rating1178.0
Projected new Weighed rating1194.9
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1194.9
Projected effective change (new Official - current Official)-1.6
Projected new highest rating1200.0
Projected new floor700.0
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)700.0
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 floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 2024 Frances Baard Schools Teams (High School) 2024/03/02 2024/03/02 Frances Baard (NCF) Rapid 30 0.60 5 5 2.0 1261.9 1200.0 Analysis
1 2024 Frances Baard Schools Open II (U19) 2024/02/17 2024/02/17 Frances Baard (NCF) Standard 62 0.84 5 5 3.5 1230.1 1232.9 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 2024 Frances Baard Schools Teams (High School) 2024/03/02 2024/03/02 Frances Baard (NCF) Rapid 30 0.60 5 5 2.0 1261.9 1200.0 Analysis
5 2024 Frances Baard Schools Open II (U19) 2024/02/17 2024/02/17 Frances Baard (NCF) Standard 62 0.84 5 5 3.5 1230.1 1232.9 Analysis
4 2023 Northern Cape Closed Chess Championships (U18 Open) 2023/08/25 2023/08/27 Frances Baard (NCF) Standard 92 0.94 5 4 2.0 1220.1 1223.5 Analysis
3 Frances Baard Schools Open III 2023 (U17) 2023/08/05 2023/08/05 Frances Baard (NCF) Standard 62 0.84 5 5 3.0 1220.1 1223.5 Analysis
2 Frances Baard Schools Trials 2023 (U18 Boys) 2023/05/27 2023/05/27 Frances Baard (NCF) Standard 62 0.84 5 5 2.5 1219.2 1222.4 Analysis
1 Frances Baard School Open II 2023 (U17) 2023/03/18 2023/03/18 Frances Baard (NCF) Standard 62 0.84 5 5 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 10 5 1 4 5.5 55.0 42.5 1248.0 1290.5
White 5 2 1 2 2.5 50.0 0.0 1267.0 1267.0
Black 5 3 0 2 3.0 60.0 85.0 1229.0 1314.0
Standard All 5 3 1 1 3.5 70.0 170.0 1244.4 1414.4
White 3 1 1 1 1.5 50.0 0.0 1274.1 1274.1
Black 2 2 0 0 2.0 100.0 425.0 1200.0 1625.0
Rapid All 5 2 0 3 2.0 40.0 -85.0 1251.5 1166.5
White 2 1 0 1 1.0 50.0 0.0 1256.4 1256.4
Black 3 1 0 2 1.0 33.3 -141.7 1248.3 1106.6
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 29 15 2 12 16.0 55.2 44.0 1222.3 1266.3
White 14 7 2 5 8.0 57.1 60.7 1236.7 1297.4
Black 15 8 0 7 8.0 53.3 28.3 1208.9 1237.3
Standard All 24 13 2 9 14.0 58.3 70.8 1216.3 1287.1
White 12 6 2 4 7.0 58.3 70.8 1233.4 1304.2
Black 12 7 0 5 7.0 58.3 70.8 1199.1 1270.0
Rapid All 5 2 0 3 2.0 40.0 -85.0 1251.5 1166.5
White 2 1 0 1 1.0 50.0 0.0 1256.4 1256.4
Black 3 1 0 2 1.0 33.3 -141.7 1248.3 1106.6
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 2070110636 Mathamela, O (Omphemetse) 2 1.0 1 0 1 50.0 1231.0 0.0 1231.0 View list
2 1050156807 Louw, S (Shaun) 2 0.5 0 1 1 25.0 1224.7 -212.5 1012.2 View list
3 2070159376 Mabilo, R (Ratang) 1 1.0 1 0 0 100.0 1220.1 425.0 1645.1 View list
4 206050681 Ahjum, J (Jordan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1070142026 Dawson, L (Liam) 1 1.0 1 0 0 100.0 1220.1 425.0 1645.1 View list
6 1090156109 Cader, G (Ghamza) 1 1.0 1 0 0 100.0 1261.9 425.0 1686.9 View list
7 1060192435 Brekfis, L (Liyema) 1 1.0 1 0 0 100.0 1230.1 425.0 1655.1 View list
8 1050192437 Gift, M (Moltale) 1 1.0 1 0 0 100.0 1230.1 425.0 1655.1 View list
9 1070142028 Gene-April, K (Keeran) 1 1.0 1 0 0 100.0 1220.1 425.0 1645.1 View list
10 1100156772 Gabaikangwe, K (Kutlwano) 1 1.0 1 0 0 100.0 1261.9 425.0 1686.9 View list
11 2070156819 March, A (Atlegang) 1 1.0 1 0 0 100.0 1220.1 425.0 1645.1 View list
12 1050145187 Maputle, K (Katlego) 1 1.0 1 0 0 100.0 1230.1 425.0 1655.1 View list
13 1060156804 Katlanie, G (Goitsione) 1 1.0 1 0 0 100.0 1219.2 425.0 1644.2 View list
14 2070152827 Lottering, Z (Zoey) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 1060156816 Strydom, R (Ruan) 1 1.0 1 0 0 100.0 1219.2 425.0 1644.2 View list
16 1070142041 Van Wyk, I (Ivano) 1 1.0 1 0 0 100.0 1220.1 425.0 1645.1 View list
17 1050156805 Kesekile, T (Tsholofelo) 1 0.5 0 1 0 50.0 1219.2 0.0 1219.2 View list
18 1060161454 Molefe, N (Nkemiso) 1 0.0 0 0 1 0.0 1220.1 -425.0 795.1 View list
19 106083693 Malgas, O (Omogolo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
20 107064238 Grove, E (Enrique) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list