Player Page

Sanderson, J (Jamie)
Dob: 2010/05/12 (U16)
Gender: Male
Chess SA id: 1100193433
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/04/20 (28 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 rating1288.3
Curent Weighted rating1211.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1288.3
Current floor (min rating allowed)788.3
Current highest rating achieved1288.3
Current K-factor36
Games played this month6
Score (S)5.5
Expected score (We)3.61
Difference (S-We)1.89
Current Raw change (no limits, including tournament time weight)36.7
Current min/max change allowed (with limits)±146.2
Current Raw change used (final)36.7
Projected new Raw rating1325.0
Projected new Weighed rating1221.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1325.0
Projected effective change (new Official - current Official)+36.7
Projected new highest rating1325.0
Projected new floor825.0
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 rating1269.6
Curent Weighted rating1210.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1269.6
Current floor (min rating allowed)769.6
Current highest rating achieved1269.6
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)±150.2
Current Raw change used (final)0.0
Projected new Raw rating1269.6
Projected new Weighed rating1215.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1269.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1269.6
Projected new floor769.6
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 rating1250.8
Curent Weighted rating1204.1
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1250.8
Current floor (min rating allowed)750.8
Current highest rating achieved1250.8
Current K-factor36
Games played this month6
Score (S)5.5
Expected score (We)3.27
Difference (S-We)2.23
Current Raw change (no limits, including tournament time weight)80.3
Current min/max change allowed (with limits)±154.2
Current Raw change used (final)80.3
Projected new Raw rating1331.1
Projected new Weighed rating1214.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1331.1
Projected effective change (new Official - current Official)+80.3
Projected new highest rating1331.1
Projected new floor831.1
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 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)750.8
Current highest rating achieved0.0
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)±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 rating0.0
Projected new floor750.8
Projected new K-facor40
Tournaments
Tournament: Cape Town Junior League - Qualifier 2 2024 (U15)
Start: 2024/04/20  End: 2024/04/20  Host: WCT  Type: Rapid   Time: 25  Time weight: 0.54  Rounds: 6
Games: 6  Score: 5.5
Main rating: 1288.3  Rating gain/loss: 36.7
Type rating: 1250.8  Rating gain/loss: 80.3
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 Cape Town Junior League - Qualifier 2 2024 (U15) 2024/04/20 2024/04/20 Cape Town (WCT) Rapid 25 0.54 6 6 5.5 1288.3 1250.8 Analysis
3 Cape Town Junior League Qualifier 2024 (U15 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 5 3.5 1264.8 1200.0 Analysis
2 Cape Town Open Chess Championship 2024 (Beginner) 2024/03/16 2024/03/17 Cape Town (WCT) Standard 70 0.87 6 6 5.0 1198.0 1195.6 Analysis
1 CT District East Schools Chess Individuals Trails 2024 (U15 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 2.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 Cape Town Junior League - Qualifier 2 2024 (U15) 2024/04/20 2024/04/20 Cape Town (WCT) Rapid 25 0.54 6 6 5.5 1288.3 1250.8 Analysis
3 Cape Town Junior League Qualifier 2024 (U15 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 5 3.5 1264.8 1200.0 Analysis
2 Cape Town Open Chess Championship 2024 (Beginner) 2024/03/16 2024/03/17 Cape Town (WCT) Standard 70 0.87 6 6 5.0 1198.0 1195.6 Analysis
1 CT District East Schools Chess Individuals Trails 2024 (U15 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 21 15 2 4 16.0 76.2 222.6 1220.0 1442.6
White 11 8 1 2 8.5 77.3 231.8 1184.9 1416.8
Black 10 7 1 2 7.5 75.0 212.5 1258.5 1471.0
Standard All 10 7 0 3 7.0 70.0 170.0 1186.8 1356.8
White 5 3 0 2 3.0 60.0 85.0 1194.7 1279.7
Black 5 4 0 1 4.0 80.0 255.0 1179.0 1434.0
Rapid All 11 8 2 1 9.0 81.8 270.5 1250.1 1520.5
White 6 5 1 0 5.5 91.7 354.2 1176.8 1531.0
Black 5 3 1 1 3.5 70.0 170.0 1338.0 1508.0
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 21 15 2 4 16.0 76.2 222.6 1220.0 1442.6
White 11 8 1 2 8.5 77.3 231.8 1184.9 1416.8
Black 10 7 1 2 7.5 75.0 212.5 1258.5 1471.0
Standard All 10 7 0 3 7.0 70.0 170.0 1186.8 1356.8
White 5 3 0 2 3.0 60.0 85.0 1194.7 1279.7
Black 5 4 0 1 4.0 80.0 255.0 1179.0 1434.0
Rapid All 11 8 2 1 9.0 81.8 270.5 1250.1 1520.5
White 6 5 1 0 5.5 91.7 354.2 1176.8 1531.0
Black 5 3 1 1 3.5 70.0 170.0 1338.0 1508.0
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1090156979 Mandla, L (Luphelele) 2 2.0 2 0 0 100.0 1276.5 425.0 1701.5 View list
2 2100301947 Shonwa, M (Mary) 1 1.0 1 0 0 100.0 1264.8 425.0 1689.8 View list
3 1090300796 Mackinna, C (Cashlin) 1 1.0 1 0 0 100.0 1198.0 425.0 1623.0 View list
4 1110301938 Luh, A (Ammar) 1 1.0 1 0 0 100.0 1288.3 425.0 1713.3 View list
5 1100150158 Isaacs, T (Tyrique) 1 1.0 1 0 0 100.0 1288.3 425.0 1713.3 View list
6 1780300794 Faure, N (Nicolaas) 1 1.0 1 0 0 100.0 1198.0 425.0 1623.0 View list
7 1100191233 Cornelius, W (Wayden) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1100150148 Chikahamadze, A (Addmore) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 2090108212 Phetheni, A (Axolisiwe) 1 1.0 1 0 0 100.0 1288.3 425.0 1713.3 View list
10 1090134113 Rubusana, A (Anda) 1 1.0 1 0 0 100.0 1264.8 425.0 1689.8 View list
11 2090141163 Roto, A (Ahluma) 1 1.0 1 0 0 100.0 1198.0 425.0 1623.0 View list
12 1060152857 Molo, S (Someleze) 1 1.0 1 0 0 100.0 1198.0 425.0 1623.0 View list
13 1110191543 Mnguni, Z (Zisahluma) 1 1.0 1 0 0 100.0 1288.3 425.0 1713.3 View list
14 1090150200 Adriaanse, J (Jordan) 1 1.0 1 0 0 100.0 1198.0 425.0 1623.0 View list
15 1100150416 Baker, A (Alex) 1 0.5 0 1 0 50.0 1288.3 0.0 1288.3 View list
16 1090109869 Priestley, L (Logan) 1 0.5 0 1 0 50.0 1264.8 0.0 1264.8 View list
17 1100152921 Samuels, J (Jean) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 2100134369 Orwin, J (Jennifer) 1 0.0 0 0 1 0.0 1264.8 -425.0 839.8 View list
19 100069613 Mintoor, D (Donvito) 1 0.0 0 0 1 0.0 1198.0 -425.0 773.0 View list
20 1090130345 Carstens, J (Joshua) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list