Player Page

Kamfer, J (Jonlan)
Dob: 2010/08/25 (U16)
Gender: Male
Chess SA id: 1100110505
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Last active: 2024/06/17 (29 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 rating1178.4
Current Weighted rating1206.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1206.7
Current highest rating achieved1212.5
Current floor (min rating allowed)712.5
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)±171.0
Current Raw change used (final)0.0
Projected new Raw rating1178.4
Projected new Weighed rating1110.1
Projected new Weighted performance926.0
Projected new final Raw rating (if new WP > new Raw)1178.4
Projected new highest rating1212.5
Projected new floor712.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1178.4
Projected effective change (new Official - current Official)-28.3
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 rating1158.8
Current Weighted rating1166.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1166.4
Current highest rating achieved1158.8
Current floor (min rating allowed)658.8
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)±175.8
Current Raw change used (final)0.0
Projected new Raw rating1158.8
Projected new Weighed rating1072.3
Projected new Weighted performance273.5
Projected new final Raw rating (if new WP > new Raw)1158.8
Projected new highest rating1158.8
Projected new floor658.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1158.8
Projected effective change (new Official - current Official)-7.6
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 rating1201.5
Current Weighted rating1250.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1250.5
Current highest rating achieved1268.1
Current floor (min rating allowed)768.1
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)±165.5
Current Raw change used (final)0.0
Projected new Raw rating1201.5
Projected new Weighed rating1151.1
Projected new Weighted performance859.6
Projected new final Raw rating (if new WP > new Raw)1201.5
Projected new highest rating1268.1
Projected new floor768.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1201.5
Projected effective change (new Official - current Official)-49.0
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
1 Lambertsbay Youth Open 2024 (Elite) 2024/06/17 2024/06/17 West Coast (WCU) Rapid 33 0.64 5 4 0.0 1212.5 1265.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 Lambertsbay Youth Open 2024 (Elite) 2024/06/17 2024/06/17 West Coast (WCU) Rapid 33 0.64 5 4 0.0 1212.5 1265.2 Analysis
5 Clanwilliam Chess Club Open 2023 (B) 2023/12/02 2023/12/02 West Coast (WCU) Rapid 35 0.66 5 5 3.0 1206.8 1268.1 Analysis
4 Saldanha Open 2023 (A) 2023/07/29 2023/07/29 West Coast (WCU) Rapid 30 0.60 5 5 4.0 1173.1 1218.4 Analysis
3 West Coast Open 2023 (Open) 2023/05/20 2023/06/03 West Coast (WCU) Standard 90 0.94 5 4 1.0 1211.0 1200.0 Analysis
2 West Coast Schools Chess Grand Challenge 2022 (PS Development) 2022/10/29 2022/10/29 West Coast (WCU) Rapid 30 0.60 5 0 0.0 1211.0 1218.4 Analysis
1 Bo-Weskus Skole Skaak Prestige 2019 (O9 Seuns) 2019/02/16 2019/02/16 West Coast (WCU) Rapid 30 0.60 7 3 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 4 0 0 4 0.0 0.0 -425.0 1323.1 898.1
White 2 0 0 2 0.0 0.0 -425.0 1387.5 962.5
Black 2 0 0 2 0.0 0.0 -425.0 1258.8 833.8
Standard 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
Rapid All 4 0 0 4 0.0 0.0 -425.0 1323.1 898.1
White 2 0 0 2 0.0 0.0 -425.0 1387.5 962.5
Black 2 0 0 2 0.0 0.0 -425.0 1258.8 833.8
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 21 9 2 10 10.0 47.6 -20.2 1208.2 1188.0
White 11 5 1 5 5.5 50.0 0.0 1225.5 1225.5
Black 10 4 1 5 4.5 45.0 -42.5 1189.2 1146.7
Standard All 4 1 0 3 1.0 25.0 -212.5 1166.6 954.1
White 1 0 0 1 0.0 0.0 -425.0 1200.0 775.0
Black 3 1 0 2 1.0 33.3 -141.7 1155.5 1013.8
Rapid All 17 8 2 7 9.0 52.9 25.0 1218.0 1243.0
White 10 5 1 4 5.5 55.0 42.5 1228.0 1270.5
Black 7 3 1 3 3.5 50.0 0.0 1203.7 1203.7
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) 1 1.0 1 0 0 100.0 1206.8 425.0 1631.8 View list
2 1050148168 Ruiters, B (Brendon) 1 1.0 1 0 0 100.0 1206.8 425.0 1631.8 View list
3 2150190171 Kamfer, L (Lee-Sharn) 1 1.0 1 0 0 100.0 1173.1 425.0 1598.1 View list
4 1110110501 Van Rhyn, G (Grant) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1110148006 Farmer, L (Lashwin) 1 1.0 1 0 0 100.0 1211.0 425.0 1636.0 View list
6 1110110504 Engelbrecht, N (Noah) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 1120190168 Crail, B (Bjorgan) 1 1.0 1 0 0 100.0 1173.1 425.0 1598.1 View list
8 2160153830 Hendricks, W (Willow) 1 1.0 1 0 0 100.0 1173.1 425.0 1598.1 View list
9 1100142259 Adams, J (Jenito) 1 1.0 1 0 0 100.0 1206.8 425.0 1631.8 View list
10 1130139481 Hess, C (Caleb) 1 0.5 0 1 0 50.0 1173.1 0.0 1173.1 View list
11 1130157871 Geduld, J (Josh) 1 0.5 0 1 0 50.0 1173.1 0.0 1173.1 View list
12 1130131766 Williams, C (Claron) 1 0.0 0 0 1 0.0 1211.0 -425.0 786.0 View list
13 1100143096 September, G (G-Naro) 1 0.0 0 0 1 0.0 1211.0 -425.0 786.0 View list
14 111090533 Ruiters, T (Thomlin) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 1100116577 Hollenbaght, OJ (Owen James) 1 0.0 0 0 1 0.0 1206.8 -425.0 781.8 View list
16 2090107109 Pienaar, F (Francisca) 1 0.0 0 0 1 0.0 1206.8 -425.0 781.8 View list
17 2130153778 Kujinga, T (Tawanayasha) 1 0.0 0 0 1 0.0 1212.5 -425.0 787.5 View list
18 1090131841 Kriel, Z (Zaydon) 1 0.0 0 0 1 0.0 1212.5 -425.0 787.5 View list
19 1050106797 Kotze, K (Kurt) 1 0.0 0 0 1 0.0 1212.5 -425.0 787.5 View list
20 1090157873 Kotze, J (Julian) 1 0.0 0 0 1 0.0 1211.0 -425.0 786.0 View list