Player Page

Kamfer, J (Johnlin)
Dob: 2010/08/25 (U16)
Gender: Male
Chess SA id: 1100154575
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Last active: 2024/07/20 (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
Current Raw rating1184.9
Current Weighted rating1196.9
Current Weighted performance1079.1
Current official/published rating (highest between Raw, WR and WP)1196.9
Current highest rating achieved1212.3
Current floor (min rating allowed)712.3
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)±169.4
Current Raw change used (final)0.0
Projected new Raw rating1184.9
Projected new Weighed rating1101.0
Projected new Weighted performance1079.1
Projected new final Raw rating (if new WP > new Raw)1184.9
Projected new highest rating1212.3
Projected new floor712.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1184.9
Projected effective change (new Official - current Official)-12.0
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 rating1171.2
Current Weighted rating1197.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1197.7
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)±172.8
Current Raw change used (final)0.0
Projected new Raw rating1171.2
Projected new Weighed rating1101.8
Projected new Weighted performance356.9
Projected new final Raw rating (if new WP > new Raw)1171.2
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)1171.2
Projected effective change (new Official - current Official)-26.5
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 rating1210.7
Current Weighted rating1197.7
Current Weighted performance1122.2
Current official/published rating (highest between Raw, WR and WP)1210.7
Current highest rating achieved1221.2
Current floor (min rating allowed)721.2
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)±163.3
Current Raw change used (final)0.0
Projected new Raw rating1210.7
Projected new Weighed rating1101.9
Projected new Weighted performance1122.2
Projected new final Raw rating (if new WP > new Raw)1210.7
Projected new highest rating1221.2
Projected new floor721.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1210.7
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
5 Pedro Booyse Top Schools Championships 2024 (U15) 2024/07/20 2024/07/20 West Coast (WCU) Standard 60 0.83 5 4 1.0 1200.7 1200.0 Analysis
4 Bo-Weskus Skole Skaak Top Skole 2024 (O15) 2024/05/11 2024/05/11 West Coast (WCU) Rapid 30 0.60 5 5 3.0 1197.7 1196.7 Analysis
3 Lambersbaai Open 2024 (A) 2024/05/01 2024/05/01 West Coast (WCU) Rapid 32 0.63 5 5 2.0 1197.7 1196.7 Analysis
2 West Coast Schools Chess Prestige Championships 2024 (U15 Boys) 2024/02/24 2024/02/24 West Coast (WCU) Rapid 30 0.60 5 0 0.0 1194.2 1184.8 Analysis
1 Bo-Weskus Skole Prestige 2024 (O15 Seuns) 2024/02/10 2024/02/10 West Coast (WCU) Rapid 30 0.60 5 5 3.0 1194.2 1184.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
7 Pedro Booyse Top Schools Championships 2024 (U15) 2024/07/20 2024/07/20 West Coast (WCU) Standard 60 0.83 5 4 1.0 1200.7 1200.0 Analysis
6 Bo-Weskus Skole Skaak Top Skole 2024 (O15) 2024/05/11 2024/05/11 West Coast (WCU) Rapid 30 0.60 5 5 3.0 1197.7 1196.7 Analysis
5 Lambersbaai Open 2024 (A) 2024/05/01 2024/05/01 West Coast (WCU) Rapid 32 0.63 5 5 2.0 1197.7 1196.7 Analysis
4 West Coast Schools Chess Prestige Championships 2024 (U15 Boys) 2024/02/24 2024/02/24 West Coast (WCU) Rapid 30 0.60 5 0 0.0 1194.2 1184.8 Analysis
3 Bo-Weskus Skole Prestige 2024 (O15 Seuns) 2024/02/10 2024/02/10 West Coast (WCU) Rapid 30 0.60 5 5 3.0 1194.2 1184.8 Analysis
2 Youth Day 2 2023 (Open) 2023/06/24 2023/06/24 West Coast (WCU) Rapid 30 0.60 5 5 2.0 1212.3 1221.2 Analysis
1 West Coast Schools Development Championships 2023 (U13 Boys) 2023/04/22 2023/04/22 West Coast (WCU) Rapid 30 0.60 5 5 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 19 9 0 10 9.0 47.4 -22.4 1213.5 1191.1
White 10 5 0 5 5.0 50.0 0.0 1216.0 1216.0
Black 9 4 0 5 4.0 44.4 -47.2 1210.7 1163.5
Standard All 4 1 0 3 1.0 25.0 -212.5 1302.0 1089.5
White 2 0 0 2 0.0 0.0 -425.0 1287.6 862.6
Black 2 1 0 1 1.0 50.0 0.0 1316.3 1316.3
Rapid All 15 8 0 7 8.0 53.3 28.3 1189.9 1218.2
White 8 5 0 3 5.0 62.5 106.3 1198.1 1304.3
Black 7 3 0 4 3.0 42.9 -60.7 1180.5 1119.8
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 14 0 15 14.0 48.3 -14.7 1200.4 1185.8
White 14 6 0 8 6.0 42.9 -60.7 1218.6 1157.9
Black 15 8 0 7 8.0 53.3 28.3 1183.4 1211.7
Standard All 4 1 0 3 1.0 25.0 -212.5 1302.0 1089.5
White 2 0 0 2 0.0 0.0 -425.0 1287.6 862.6
Black 2 1 0 1 1.0 50.0 0.0 1316.3 1316.3
Rapid All 25 13 0 12 13.0 52.0 17.0 1184.2 1201.2
White 12 6 0 6 6.0 50.0 0.0 1207.2 1207.2
Black 13 7 0 6 7.0 53.8 32.7 1163.0 1195.7
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 2090131819 Ruiters, S (Shakirah) 2 2.0 2 0 0 100.0 1205.0 425.0 1630.0 View list
2 107077757 Adams, C (Cayden) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1100143095 Seas, A (Ava-Gee) 1 1.0 1 0 0 100.0 1212.3 425.0 1637.3 View list
4 209090556 Sauls, J (Jada) 1 1.0 1 0 0 100.0 1200.7 425.0 1625.7 View list
5 1100110516 April, H (Hugan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1090192565 Consalves, K (Kingston) 1 1.0 1 0 0 100.0 1194.2 425.0 1619.2 View list
7 1090134282 Engelbrecht, J (Joshniquin) 1 1.0 1 0 0 100.0 1194.2 425.0 1619.2 View list
8 209077302 Ellman, E (Elle-Marie) 1 1.0 1 0 0 100.0 1197.7 425.0 1622.7 View list
9 1090192566 Fortuin, R (Rehino) 1 1.0 1 0 0 100.0 1194.2 425.0 1619.2 View list
10 1100305070 Mtana, A (Aluphe) 1 1.0 1 0 0 100.0 1197.7 425.0 1622.7 View list
11 2110159903 Siebritz, N (Noelle) 1 1.0 1 0 0 100.0 1197.7 425.0 1622.7 View list
12 1130305076 Vermeulen, P (Peigh-Lene) 1 1.0 1 0 0 100.0 1197.7 425.0 1622.7 View list
13 1110154584 Williamson, A (Anthony) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
14 1100157879 Shosola, D (Diego) 1 0.0 0 0 1 0.0 1212.3 -425.0 787.3 View list
15 1100110503 Shoshola, D (Diego) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
16 1100143096 September, G (G-Naro) 1 0.0 0 0 1 0.0 1212.3 -425.0 787.3 View list
17 1090131842 Le Fleur, S (Shirano) 1 0.0 0 0 1 0.0 1197.7 -425.0 772.7 View list
18 1090131841 Kriel, Z (Zaydon) 1 0.0 0 0 1 0.0 1200.7 -425.0 775.7 View list
19 1080147904 Johnson, J (Jerolin) 1 0.0 0 0 1 0.0 1197.7 -425.0 772.7 View list
20 1070303155 Erasmus, T (Thomas) 1 0.0 0 0 1 0.0 1197.7 -425.0 772.7 View list