Player Page

Sihamba, S (Somila)
Dob: 2008/10/25 (U18)
Gender: Female
Chess SA id: 208069933
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/03/24 (50 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 rating1322.0
Curent Weighted rating1294.4
Curent Weighted performance1302.9
Current official/published rating (highest between Raw, WR and WP)1322.0
Current floor (min rating allowed)903.7
Current highest rating achieved1403.7
Current K-factor32
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)±139.4
Current Raw change used (final)0.0
Projected new Raw rating1322.0
Projected new Weighed rating1297.0
Projected new Weighted performance1302.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1322.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1403.7
Projected new floor903.7
Projected new K-facor32
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 rating1312.8
Curent Weighted rating1307.9
Curent Weighted performance1277.3
Current official/published rating (highest between Raw, WR and WP)1312.8
Current floor (min rating allowed)891.5
Current highest rating achieved1391.5
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)±141.2
Current Raw change used (final)0.0
Projected new Raw rating1312.8
Projected new Weighed rating1310.0
Projected new Weighted performance1277.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1312.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1391.5
Projected new floor891.5
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 rating1183.3
Curent Weighted rating1124.8
Curent Weighted performance1085.7
Current official/published rating (highest between Raw, WR and WP)1183.3
Current floor (min rating allowed)683.3
Current highest rating achieved1183.3
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)±169.8
Current Raw change used (final)0.0
Projected new Raw rating1183.3
Projected new Weighed rating1133.7
Projected new Weighted performance1085.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1183.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1183.3
Projected new floor683.3
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 rating661.2
Curent Weighted rating661.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)661.2
Current floor (min rating allowed)683.3
Current highest rating achieved661.2
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)±357.3
Current Raw change used (final)0.0
Projected new Raw rating661.2
Projected new Weighed rating661.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)661.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating661.2
Projected new floor683.3
Projected new K-facor40
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
5 Western Cape Inter Region Cup 2024 (U20 Girls) 2024/03/23 2024/03/24 Overberg (WOS) Standard 90 0.94 5 5 3.5 1215.6 1236.1 Analysis
4 Western Cape HS Individuals Championship 2024 (U18 Girls) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 3.0 1215.6 1236.1 Analysis
3 Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Girls) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1215.6 1236.1 Analysis
2 Cape of Good Hope Open Chess Tournament 2024 (Intermediate) 2024/02/17 2024/02/17 Cape Town (WCT) Standard 70 0.87 6 6 1.5 1266.0 1329.3 Analysis
1 North District School Trials 2024 (U18 Girls) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 2.5 1266.0 1329.3 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
44 Western Cape Inter Region Cup 2024 (U20 Girls) 2024/03/23 2024/03/24 Overberg (WOS) Standard 90 0.94 5 5 3.5 1215.6 1236.1 Analysis
43 Western Cape HS Individuals Championship 2024 (U18 Girls) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 3.0 1215.6 1236.1 Analysis
42 Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Girls) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1215.6 1236.1 Analysis
41 Cape of Good Hope Open Chess Tournament 2024 (Intermediate) 2024/02/17 2024/02/17 Cape Town (WCT) Standard 70 0.87 6 6 1.5 1266.0 1329.3 Analysis
40 North District School Trials 2024 (U18 Girls) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 2.5 1266.0 1329.3 Analysis
39 Western Cape Closed Championship 2023 (U16) 2023/09/23 2023/09/23 Cape Town (WCT) Rapid 25 0.54 6 6 2.5 1366.4 1098.4 Analysis
38 WP Club League 2023 (D PlayOffs) 2023/09/02 2023/09/09 Cape Town (WCT) Standard 70 0.87 5 2 0.0 1366.4 1363.7 Analysis
37 CW Top Schools 2023 (Intermediate) 2023/08/12 2023/08/12 West Coast (WCU) Standard 60 0.83 5 5 4.0 1328.2 1311.5 Analysis
36 WP Club League 2023 (C) 2023/07/29 2023/09/09 Cape Town (WCT) Standard 120 1.00 11 4 0.0 1366.4 1363.7 Analysis
35 CT Metro District North Top Schools Chess 2023 (U15 Mixed) 2023/07/29 2023/07/29 Cape Town (WCT) Rapid 30 0.60 7 7 4.0 1338.0 1030.0 Analysis
34 WP Closed 2023 (U16) 2023/06/16 2023/06/17 Cape Town (WCT) Standard 70 0.87 6 6 3.0 1337.4 1301.1 Analysis
33 Steinitz Open 2023 (C) 2023/05/26 2023/05/28 Cape Town (WCT) Standard 70 0.87 6 6 2.0 1403.7 1391.5 Analysis
32 Western Cape HS Individuals 2023 (U15 Girls) 2023/04/01 2023/04/02 Cape Town (WCT) Standard 60 0.83 6 6 4.0 1340.0 1338.8 Analysis
31 Cape Town Open 2023 (Intermediate) 2023/03/25 2023/03/26 Cape Town (WCT) Standard 70 0.87 6 5 3.0 1258.9 1225.2 Analysis
30 Cape Town Metro Schools Chess Closed Individuals 2023 (U15 Girls) 2023/02/03 2023/03/04 Cape Town (WCT) Standard 60 0.83 6 6 4.5 1258.9 1225.2 Analysis
29 North District School Trials 2023 (U15 Girls) 2023/02/03 2023/02/04 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1280.7 1241.8 Analysis
28 Cape of Good Hope Open 2023 (Intermediate) 2023/01/28 2023/01/29 Cape Town (WCT) Standard 70 0.87 6 6 2.0 1318.3 1274.9 Analysis
27 Metro Rapid 2022 (U15 Girls) 2022/10/22 2022/10/22 Cape Town (WCT) Rapid 30 0.60 5 5 3.5 1222.9 926.0 Analysis
26 Western Cape Closed Championship 2022 (Open) 2022/09/24 2022/09/25 Cape Winelands (WCW) Standard 70 0.87 6 6 3.0 1223.5 1182.8 Analysis
24 2022 Western Province Club League (D) 2022/08/27 2022/10/01 Cape Town (WCT) Standard 70 0.87 7 5 4.0 1222.9 1187.8 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 27 11 5 11 13.5 50.0 0.0 1271.4 1271.4
White 13 7 1 5 7.5 57.7 65.4 1293.7 1359.1
Black 14 4 4 6 6.0 42.9 -60.7 1250.7 1190.0
Standard All 27 11 5 11 13.5 50.0 0.0 1271.4 1271.4
White 13 7 1 5 7.5 57.7 65.4 1293.7 1359.1
Black 14 4 4 6 6.0 42.9 -60.7 1250.7 1190.0
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 237 114 15 108 121.5 51.3 10.8 1188.3 1199.0
White 118 64 6 48 67.0 56.8 57.6 1187.6 1245.3
Black 119 50 9 60 54.5 45.8 -35.7 1188.9 1153.1
Standard All 199 97 11 91 102.5 51.5 12.8 1187.7 1200.5
White 98 55 4 39 57.0 58.2 69.4 1178.3 1247.7
Black 101 42 7 52 45.5 45.0 -42.1 1196.7 1154.7
Rapid All 31 15 4 12 17.0 54.8 41.1 1269.4 1310.6
White 17 8 2 7 9.0 52.9 25.0 1290.9 1315.9
Black 14 7 2 5 8.0 57.1 60.7 1243.3 1304.0
Blitz All 7 2 0 5 2.0 28.6 -182.1 845.2 663.1
White 3 1 0 2 1.0 33.3 -141.7 906.6 764.9
Black 4 1 0 3 1.0 25.0 -212.5 799.2 586.7
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2080117986 Vermeulen, I (Inge) 4 2.0 2 0 2 50.0 1257.1 0.0 1257.1 View list
2 208090617 Zenzile, A (Amahle) 4 0.0 0 0 4 0.0 1278.3 -425.0 853.3 View list
3 1090100225 Booysen, L (Lebogang) 3 2.5 2 1 0 83.3 934.1 283.3 1217.4 View list
4 1070097077 Andries, D (Devitihano) 3 0.0 0 0 3 0.0 813.7 -425.0 388.7 View list
5 207069845 Hanekom, L (Larissa) 2 2.0 2 0 0 100.0 806.3 425.0 1231.3 View list
6 2080096088 Hart-Davis, K (Katherine) 2 2.0 2 0 0 100.0 1277.8 425.0 1702.8 View list
7 2100135805 Leipoldt, K (Kelly-Ann) 2 2.0 2 0 0 100.0 1322.9 425.0 1747.9 View list
8 2090135179 Mabunda, P (Precious) 2 2.0 2 0 0 100.0 1228.7 425.0 1653.7 View list
9 2080135807 Mouers, M (Melvia) 2 2.0 2 0 0 100.0 1129.8 425.0 1554.8 View list
10 1090130569 Ndzotyana, LI (Lwazi) 2 2.0 2 0 0 100.0 1245.8 425.0 1670.8 View list
11 110085152 Van Aarde, J (Jampie) 2 2.0 2 0 0 100.0 1027.3 425.0 1452.3 View list
12 107089446 Visagie, L (Luchiano) 2 2.0 2 0 0 100.0 837.0 425.0 1262.0 View list
13 207084932 Baai, A (Andrea) 2 1.0 1 0 1 50.0 856.1 0.0 856.1 View list
14 2080146879 Cabane, S (Sukume) 2 1.0 1 0 1 50.0 1273.3 0.0 1273.3 View list
15 1120137368 Sher, J (Jonah) 2 1.0 1 0 1 50.0 1297.1 0.0 1297.1 View list
16 2060108811 Van Niekerk, L (Lizelle) 2 1.0 1 0 1 50.0 1240.9 0.0 1240.9 View list
17 208088220 Afonso, IS (Isabella) 2 0.5 0 1 1 25.0 1273.3 -212.5 1060.8 View list
18 2080100490 Nazo, A (Andisiwe) 2 0.5 0 1 1 25.0 1281.5 -212.5 1069.0 View list
19 108069275 Gluckman, L (Levi) 2 0.0 0 0 2 0.0 1370.6 -425.0 945.6 View list
20 108087782 Jonkers, T (Tristan) 2 0.0 0 0 2 0.0 1315.7 -425.0 890.7 View list