Player Page

Bolton, A (Alyssa)
Dob: 2012/11/30 (U14)
Gender: Female
Chess SA id: 2120138744
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (8 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 rating1307.9
Curent Weighted rating1265.9
Curent Weighted performance1260.3
Current official/published rating (highest between Raw, WR and WP)1307.9
Current floor (min rating allowed)807.9
Current highest rating achieved1307.9
Current K-factor36
Games played this month11
Score (S)8.0
Expected score (We)5.52
Difference (S-We)2.48
Current Raw change (no limits, including tournament time weight)60.2
Current min/max change allowed (with limits)±142.2
Current Raw change used (final)60.2
Projected new Raw rating1368.1
Projected new Weighed rating1275.2
Projected new Weighted performance1260.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1368.1
Projected effective change (new Official - current Official)+60.2
Projected new highest rating1368.1
Projected new floor868.1
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 rating1291.1
Curent Weighted rating1243.3
Curent Weighted performance1245.0
Current official/published rating (highest between Raw, WR and WP)1291.1
Current floor (min rating allowed)791.1
Current highest rating achieved1291.1
Current K-factor36
Games played this month6
Score (S)4.0
Expected score (We)2.55
Difference (S-We)1.45
Current Raw change (no limits, including tournament time weight)52.2
Current min/max change allowed (with limits)±145.6
Current Raw change used (final)52.2
Projected new Raw rating1343.3
Projected new Weighed rating1252.2
Projected new Weighted performance1245.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1343.3
Projected effective change (new Official - current Official)+52.2
Projected new highest rating1343.3
Projected new floor843.3
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 rating1282.6
Curent Weighted rating1265.4
Curent Weighted performance1258.7
Current official/published rating (highest between Raw, WR and WP)1282.6
Current floor (min rating allowed)782.6
Current highest rating achieved1282.6
Current K-factor36
Games played this month5
Score (S)4.0
Expected score (We)2.84
Difference (S-We)1.16
Current Raw change (no limits, including tournament time weight)41.8
Current min/max change allowed (with limits)±147.4
Current Raw change used (final)41.8
Projected new Raw rating1324.4
Projected new Weighed rating1271.3
Projected new Weighted performance1258.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1324.4
Projected effective change (new Official - current Official)+41.8
Projected new highest rating1324.4
Projected new floor824.4
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)782.6
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 floor782.6
Projected new K-facor36
Tournaments
Tournament: Steinitz Chess Festival 2024 (U14)
Start: 2024/05/11  End: 2024/05/11  Host: WCT  Type: Rapid   Time: 20  Time weight: 0.47  Rounds: 5
Games: 5  Score: 4.0
Main rating: 1307.9  Rating gain/loss: 18.1
Type rating: 1282.6  Rating gain/loss: 41.8
Analysis
Tournament: Western Cape PS Individuals Championship 2024 (U13 Girls)
Start: 2024/05/04  End: 2024/05/05  Host: WCU  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 6
Games: 6  Score: 4.0
Main rating: 1307.9  Rating gain/loss: 42.1
Type rating: 1291.1  Rating gain/loss: 52.2
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
7 Steinitz Chess Festival 2024 (U14) 2024/05/11 2024/05/11 Cape Town (WCT) Rapid 20 0.47 5 5 4.0 1307.9 1282.6 Analysis
6 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 4.0 1307.9 1291.1 Analysis
5 Hermanus Chess Club Open 2024 (Intermediate) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 2.0 1297.6 1267.8 Analysis
4 Cape Town Junior League Qualifier 2024 (U13 Girls) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 5 5.0 1297.6 1267.8 Analysis
3 Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Girls) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.5 1287.7 1277.4 Analysis
2 Mary-Anne Bartels Closed Chess Tournament 2024 (U13 Mixed) 2024/02/24 2024/02/24 Cape Town (WCT) Rapid 30 0.60 5 5 2.5 1267.5 1277.5 Analysis
1 CT District East Schools Chess Individuals Trails 2024 (U13 Girls) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 3.0 1267.5 1236.7 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
18 Steinitz Chess Festival 2024 (U14) 2024/05/11 2024/05/11 Cape Town (WCT) Rapid 20 0.47 5 5 4.0 1307.9 1282.6 Analysis
17 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 4.0 1307.9 1291.1 Analysis
16 Hermanus Chess Club Open 2024 (Intermediate) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 2.0 1297.6 1267.8 Analysis
15 Cape Town Junior League Qualifier 2024 (U13 Girls) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 5 5.0 1297.6 1267.8 Analysis
14 Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Girls) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.5 1287.7 1277.4 Analysis
13 Mary-Anne Bartels Closed Chess Tournament 2024 (U13 Mixed) 2024/02/24 2024/02/24 Cape Town (WCT) Rapid 30 0.60 5 5 2.5 1267.5 1277.5 Analysis
12 CT District East Schools Chess Individuals Trails 2024 (U13 Girls) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 3.0 1267.5 1236.7 Analysis
11 Grant East Primary School Invitational Chess Tournament 2023 (U11 Mixed) 2023/11/04 2023/11/04 Cape Town (WCT) Rapid 30 0.60 6 5 3.0 1263.8 1273.2 Analysis
10 CT Metro District East Top Schools Chess 2023 (U11 Mixed) 2023/07/29 2023/07/29 Cape Town (WCT) Rapid 30 0.60 7 6 3.5 1256.0 1257.7 Analysis
9 Rhenish Primary Tournament 2023 (U12) 2023/05/13 2023/05/13 Cape Winelands (WCW) Rapid 30 0.60 6 6 3.0 1258.0 1269.6 Analysis
8 Western Cape PS Individuals 2023 (U11 Girls) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1258.0 1225.2 Analysis
7 Cape Town Metro Schools Chess Closed Individuals 2023 (U11 Girls) 2023/03/03 2023/03/04 Cape Town (WCT) Standard 60 0.83 6 5 3.0 1257.7 1216.2 Analysis
6 Mary-Anne Bartels Chess Tournament 2023 (U11) 2023/02/21 2023/02/21 Cape Town (WCT) Rapid 30 0.60 5 5 4.0 1220.9 1218.8 Analysis
5 District East Schools Chess Individual Trials 2023 (U11 Girls) 2023/02/03 2023/02/04 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1220.9 1207.6 Analysis
4 Metro Rapid 2022 (U11 Girls) 2022/10/22 2022/10/22 Cape Town (WCT) Rapid 30 0.60 5 5 3.0 1209.9 1199.2 Analysis
3 Western Cape Schools 2022 (U11 Girls) 2022/05/28 2022/05/29 Cape Winelands (WCW) Standard 65 0.85 6 6 2.5 1204.4 1204.0 Analysis
2 Metro WP Schools Chess Trials 2022 (U11 Girls) 2022/04/22 2022/04/23 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1199.4 1200.0 Analysis
1 2022 East Dist Individuals (U11) 2022/03/13 2022/03/13 Cape Town (WCT) Rapid 45 0.74 6 6 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 38 23 2 13 24.0 63.2 111.8 1268.8 1380.7
White 21 13 0 8 13.0 61.9 101.2 1270.1 1371.3
Black 17 10 2 5 11.0 64.7 125.0 1267.2 1392.2
Standard All 16 10 1 5 10.5 65.6 132.8 1295.5 1428.3
White 8 4 0 4 4.0 50.0 0.0 1338.7 1338.7
Black 8 6 1 1 6.5 81.3 265.6 1252.3 1517.9
Rapid All 22 13 1 8 13.5 61.4 96.6 1249.4 1346.0
White 13 9 0 4 9.0 69.2 163.5 1227.9 1391.4
Black 9 4 1 4 4.5 50.0 0.0 1280.5 1280.5
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 100 54 8 38 58.0 58.0 68.0 1243.5 1311.5
White 51 29 5 17 31.5 61.8 100.0 1245.7 1345.7
Black 49 25 3 21 26.5 54.1 34.7 1241.2 1275.9
Standard All 45 23 4 18 25.0 55.6 47.2 1265.3 1312.5
White 23 11 3 9 12.5 54.3 37.0 1282.1 1319.0
Black 22 12 1 9 12.5 56.8 58.0 1247.7 1305.7
Rapid All 55 31 4 20 33.0 60.0 85.0 1225.6 1310.6
White 28 18 2 8 19.0 67.9 151.8 1215.8 1367.6
Black 27 13 2 12 14.0 51.9 15.7 1235.9 1251.6
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 1130150131 Janse Van Rensburg, T (Tj) 2 2.0 2 0 0 100.0 1239.5 425.0 1664.5 View list
2 2110138783 Sedick, S (Shafeeqa) 2 2.0 2 0 0 100.0 1199.7 425.0 1624.7 View list
3 2120118993 Webb, A (Amori) 2 2.0 2 0 0 100.0 1259.3 425.0 1684.3 View list
4 2120147464 Maylam, J (Jodi) 2 1.0 1 0 1 50.0 1258.9 0.0 1258.9 View list
5 2120119684 Moses, J (Jay-Leigh) 2 1.0 1 0 1 50.0 1231.2 0.0 1231.2 View list
6 1120138780 Rall, L (Lian) 2 0.5 0 1 1 25.0 1262.8 -212.5 1050.3 View list
7 2120138760 Liu, A (Amy) 2 0.0 0 0 2 0.0 1244.2 -425.0 819.2 View list
8 2120138778 Pfukwa, P (Palesa) 2 0.0 0 0 2 0.0 1243.8 -425.0 818.8 View list
9 2110147471 Thorpe, C (Claire) 2 0.0 0 0 2 0.0 1258.9 -425.0 833.9 View list
10 2130150465 Geldenhuys, K (Katja) 1 1.0 1 0 0 100.0 1257.7 425.0 1682.7 View list
11 1110304161 Bayer, J (Julius) 1 1.0 1 0 0 100.0 1307.9 425.0 1732.9 View list
12 2150301926 Balia, S (Shalom) 1 1.0 1 0 0 100.0 1297.6 425.0 1722.6 View list
13 1130191221 Arrison, J (Jerome) 1 1.0 1 0 0 100.0 1263.8 425.0 1688.8 View list
14 1120147432 Damane, L (Lukhanyo) 1 1.0 1 0 0 100.0 1307.9 425.0 1732.9 View list
15 2120138437 Collins, E (Esme) 1 1.0 1 0 0 100.0 1258.0 425.0 1683.0 View list
16 1110193548 Enslin, B (Blake Andrew) 1 1.0 1 0 0 100.0 1267.5 425.0 1692.5 View list
17 2120159036 Gaibe, A (Aisha) 1 1.0 1 0 0 100.0 1287.7 425.0 1712.7 View list
18 2120193398 Frans, H (Hayley) 1 1.0 1 0 0 100.0 1267.5 425.0 1692.5 View list
19 1130191223 Blaauw, H (Hilton) 1 1.0 1 0 0 100.0 1263.8 425.0 1688.8 View list
20 2110110932 Bester, L (Lize-Mari) 1 1.0 1 0 0 100.0 1204.4 425.0 1629.4 View list