Player Page

Sonamzi, O (Ovayo)
Dob: 2012/12/29 (U14)
Gender: Female
Chess SA id: 2120148302
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/06/19 (174 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 rating1261.2
Current Weighted rating1261.5
Current Weighted performance1181.1
Current official/published rating (highest between Raw, WR and WP)1261.5
Current highest rating achieved1304.4
Current floor (min rating allowed)804.4
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)±152.0
Current Raw change used (final)0.0
Projected new Raw rating1261.2
Projected new Weighed rating1161.6
Projected new Weighted performance1181.1
Projected new final Raw rating (if new WP > new Raw)1261.2
Projected new highest rating1304.4
Projected new floor804.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1261.2
Projected effective change (new Official - current Official)-0.3
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 rating1246.8
Current Weighted rating1254.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1254.2
Current highest rating achieved1291.8
Current floor (min rating allowed)791.8
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)±155.1
Current Raw change used (final)0.0
Projected new Raw rating1246.8
Projected new Weighed rating1154.3
Projected new Weighted performance930.3
Projected new final Raw rating (if new WP > new Raw)1246.8
Projected new highest rating1291.8
Projected new floor791.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1246.8
Projected effective change (new Official - current Official)-7.4
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 rating1277.3
Current Weighted rating1267.5
Current Weighted performance1186.4
Current official/published rating (highest between Raw, WR and WP)1277.3
Current highest rating achieved1294.9
Current floor (min rating allowed)794.9
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)±148.5
Current Raw change used (final)0.0
Projected new Raw rating1277.3
Projected new Weighed rating1167.8
Projected new Weighted performance1186.4
Projected new final Raw rating (if new WP > new Raw)1277.3
Projected new highest rating1294.9
Projected new floor794.9
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1277.3
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Rylib Winter Slam 2024 (Intermediate) 2024/06/19 2024/06/19 Cape Town (WCT) Rapid 20 0.47 6 6 3.5 1304.4 1294.9 Analysis
2 Cape Town Chess Federation Closed Chess Championships 2024 (D) 2024/06/15 2024/06/17 Cape Town (WCT) Standard 120 1.00 6 6 2.0 1304.4 1291.8 Analysis
1 North District School Trials 2024 (U13 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 3.5 1261.4 1240.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
10 Rylib Winter Slam 2024 (Intermediate) 2024/06/19 2024/06/19 Cape Town (WCT) Rapid 20 0.47 6 6 3.5 1304.4 1294.9 Analysis
9 Cape Town Chess Federation Closed Chess Championships 2024 (D) 2024/06/15 2024/06/17 Cape Town (WCT) Standard 120 1.00 6 6 2.0 1304.4 1291.8 Analysis
8 North District School Trials 2024 (U13 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 3.5 1261.4 1240.0 Analysis
7 Rylib Summer Slam 2023 (Development) 2023/12/12 2023/12/12 Cape Town (WCT) Rapid 20 0.47 6 6 5.0 1219.1 1212.5 Analysis
6 Cape Town Junior Chess League Finals 2023 (U16A) 2023/09/16 2023/09/16 Cape Town (WCT) Rapid 25 0.54 7 5 2.0 1218.1 1207.8 Analysis
5 Rylib Chess Winter Slam 2023 (C) 2023/07/06 2023/07/06 Cape Town (WCT) Rapid 20 0.47 6 6 2.5 1230.8 1230.8 Analysis
4 Cape Town Junior League 2nd Qualifier 2023 (U16) 2023/06/03 2023/06/03 Cape Town (WCT) Rapid 25 0.54 6 5 4.0 1193.9 1135.2 Analysis
3 Cape Town Junior Chess League Q1 2023 2023/05/13 2023/05/13 Cape Town (WCT) Rapid 25 0.54 7 6 1.0 1230.3 1197.2 Analysis
2 North District School Trials 2023 (U11 Boys) 2023/02/03 2023/02/04 Cape Town (WCT) Standard 60 0.83 6 4 3.0 1197.4 1200.0 Analysis
1 Summer Slam 2022 (C) 2022/12/13 2022/12/13 Cape Town (WCT) Rapid 20 0.47 6 6 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 17 7 4 6 9.0 52.9 25.0 1277.1 1302.1
White 8 3 2 3 4.0 50.0 0.0 1289.0 1289.0
Black 9 4 2 3 5.0 55.6 47.2 1266.6 1313.8
Standard All 11 4 3 4 5.5 50.0 0.0 1302.2 1302.2
White 5 1 2 2 2.0 40.0 -85.0 1315.4 1230.4
Black 6 3 1 2 3.5 58.3 70.8 1291.2 1362.1
Rapid All 6 3 1 2 3.5 58.3 70.8 1231.2 1302.0
White 3 2 0 1 2.0 66.7 141.7 1245.1 1386.7
Black 3 1 1 1 1.5 50.0 0.0 1217.3 1217.3
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 55 27 5 23 29.5 53.6 30.9 1253.1 1284.0
White 28 13 2 13 14.0 50.0 0.0 1273.7 1273.7
Black 27 14 3 10 15.5 57.4 63.0 1231.7 1294.7
Standard All 15 7 3 5 8.5 56.7 56.7 1273.9 1330.6
White 7 3 2 2 4.0 57.1 60.7 1282.4 1343.2
Black 8 4 1 3 4.5 56.3 53.1 1266.5 1319.6
Rapid All 40 20 2 18 21.0 52.5 21.3 1245.3 1266.6
White 21 10 0 11 10.0 47.6 -20.2 1270.8 1250.6
Black 19 10 2 7 11.0 57.9 67.1 1217.1 1284.2
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 1080146751 Pfende, T (Takudwza) 3 3.0 3 0 0 100.0 1238.8 425.0 1663.8 View list
2 1110109002 Maruma, KB (Kamogelo) 2 0.0 0 0 2 0.0 1224.2 -425.0 799.2 View list
3 1100150174 Rudman, M (Mighail) 2 0.0 0 0 2 0.0 1224.2 -425.0 799.2 View list
4 1100162367 Craig, M (Max) 1 1.0 1 0 0 100.0 1219.1 425.0 1644.1 View list
5 1130139478 Barends, R (Reece) 1 1.0 1 0 0 100.0 1193.9 425.0 1618.9 View list
6 1100150295 Barends, H (Hayden) 1 1.0 1 0 0 100.0 1219.1 425.0 1644.1 View list
7 2130157911 Chikare, S (Shantel) 1 1.0 1 0 0 100.0 1193.9 425.0 1618.9 View list
8 1130150449 Faria, A (Adam) 1 1.0 1 0 0 100.0 1197.4 425.0 1622.4 View list
9 169009181 Every, C (Christopher) 1 1.0 1 0 0 100.0 1304.4 425.0 1729.4 View list
10 1100148753 Erasmus, M (Maxwell) 1 1.0 1 0 0 100.0 1193.9 425.0 1618.9 View list
11 1110113415 Devanunthan, N (Nivash) 1 1.0 1 0 0 100.0 1218.1 425.0 1643.1 View list
12 2720148253 Adams, N (Naomi) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
13 1110150415 Badenhuizen, D (Dylan) 1 1.0 1 0 0 100.0 1261.4 425.0 1686.4 View list
14 1070146878 Bowers, C (Chad) 1 1.0 1 0 0 100.0 1219.1 425.0 1644.1 View list
15 1100148258 Booysen, T (Tiane) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
16 1130150446 Blanche, X (Xandre Schalk) 1 1.0 1 0 0 100.0 1197.4 425.0 1622.4 View list
17 210090620 Goliath, E (Eugeney) 1 1.0 1 0 0 100.0 1230.3 425.0 1655.3 View list
18 1120150398 He, Z (Zonghan) 1 1.0 1 0 0 100.0 1197.4 425.0 1622.4 View list
19 1110148268 January, Z (Zechariah) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
20 2110150428 Kirthan, V (Vajra) 1 1.0 1 0 0 100.0 1219.1 425.0 1644.1 View list