Player Page

Farrell, J (Jonty)
Dob: 2009/09/02 (U16)
Gender: Male
Chess SA id: 1090111233
FIDE id:
Region: Sedibeng (GSV)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (9 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 rating1405.9
Curent Weighted rating1411.5
Curent Weighted performance1327.8
Current official/published rating (highest between Raw, WR and WP)1411.5
Current floor (min rating allowed)1003.3
Current highest rating achieved1503.3
Current K-factor32
Games played this month5
Score (S)4.5
Expected score (We)3.35
Difference (S-We)1.15
Current Raw change (no limits, including tournament time weight)30.5
Current min/max change allowed (with limits)±123.7
Current Raw change used (final)30.5
Projected new Raw rating1436.4
Projected new Weighed rating1416.9
Projected new Weighted performance1327.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1436.4
Projected effective change (new Official - current Official)+24.9
Projected new highest rating1503.3
Projected new floor1003.3
Projected new K-facor32
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 rating1398.4
Curent Weighted rating1409.2
Curent Weighted performance1340.2
Current official/published rating (highest between Raw, WR and WP)1409.2
Current floor (min rating allowed)995.0
Current highest rating achieved1495.0
Current K-factor32
Games played this month5
Score (S)4.5
Expected score (We)3.30
Difference (S-We)1.20
Current Raw change (no limits, including tournament time weight)38.4
Current min/max change allowed (with limits)±125.0
Current Raw change used (final)38.4
Projected new Raw rating1436.8
Projected new Weighed rating1414.9
Projected new Weighted performance1340.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1436.8
Projected effective change (new Official - current Official)+27.6
Projected new highest rating1495.0
Projected new floor995.0
Projected new K-facor32
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 rating1236.5
Curent Weighted rating1223.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1236.5
Current floor (min rating allowed)736.5
Current highest rating achieved1236.5
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)±157.4
Current Raw change used (final)0.0
Projected new Raw rating1236.5
Projected new Weighed rating1225.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1236.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1236.5
Projected new floor736.5
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)736.5
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 floor736.5
Projected new K-facor36
Tournaments
Tournament: Sedibeng Chess Open 11 May 2024 (U15)
Start: 2024/05/11  End: 2024/05/11  Host: GSV  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 4.5
Main rating: 1405.9  Rating gain/loss: 30.5
Type rating: 1398.4  Rating gain/loss: 38.4
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
5 Sedibeng Chess Open 11 May 2024 (U15) 2024/05/11 2024/05/11 Sedibeng (GSV) Standard 60 0.83 5 5 4.5 1405.9 1398.4 Analysis
4 Vaalpark Primary Chess Open 2024 (B) 2024/04/13 2024/04/13 Sedibeng (GSV) Standard 60 0.83 5 5 3.5 1442.6 1445.4 Analysis
3 HS Drie Riviere Chess Open Section 2024 (B) 2024/03/09 2024/03/09 Sedibeng (GSV) Standard 60 0.83 5 5 2.5 1442.6 1445.4 Analysis
2 Valia's Open 2024 (B) 2024/03/02 2024/03/02 Sedibeng (GSV) Standard 61 0.84 5 5 4.0 1431.4 1431.3 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U16A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1469.6 1472.3 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
36 Sedibeng Chess Open 11 May 2024 (U15) 2024/05/11 2024/05/11 Sedibeng (GSV) Standard 60 0.83 5 5 4.5 1405.9 1398.4 Analysis
35 Vaalpark Primary Chess Open 2024 (B) 2024/04/13 2024/04/13 Sedibeng (GSV) Standard 60 0.83 5 5 3.5 1442.6 1445.4 Analysis
34 HS Drie Riviere Chess Open Section 2024 (B) 2024/03/09 2024/03/09 Sedibeng (GSV) Standard 60 0.83 5 5 2.5 1442.6 1445.4 Analysis
33 Valia's Open 2024 (B) 2024/03/02 2024/03/02 Sedibeng (GSV) Standard 61 0.84 5 5 4.0 1431.4 1431.3 Analysis
32 2024 Gauteng Inter-Region Chess Championship (U16A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1469.6 1472.3 Analysis
31 Dr Pieter Hangelbroek Rapid 2023 (B) 2023/10/28 2023/10/28 Sedibeng (GSV) Rapid 30 0.60 5 5 3.0 1455.5 1219.6 Analysis
30 NWU Vaal Open 2023 (C) 2023/10/14 2023/10/14 Sedibeng (GSV) Standard 61 0.83 5 5 4.0 1455.5 1446.0 Analysis
29 Driehoek Open Chess Tournament 2023 (C) 2023/09/13 2023/09/13 Sedibeng (GSV) Standard 60 0.83 5 5 4.5 1275.0 1278.1 Analysis
28 2023 Gauteng Top Schools (U15 Mixed) 2023/08/19 2023/08/19 West Rand (GWR) Standard 60 0.83 5 5 3.0 1470.6 1457.2 Analysis
27 2023 Sedibeng West District Schools Chess Tournament (U15) 2023/08/12 2023/08/12 Sedibeng (GSV) Standard 60 0.83 5 4 3.0 1470.6 1457.2 Analysis
26 Eureka Open 2023 (D) 2023/07/29 2023/07/29 Sedibeng (GSV) Standard 60 0.83 5 4 2.0 1503.3 1495.0 Analysis
25 Overvaal Ope Jul 2023 (B) 2023/07/22 2023/07/22 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 1503.3 1495.0 Analysis
24 VaalPark Primary Open Chess 2023 (B) 2023/06/16 2023/06/16 Sedibeng (GSV) Rapid 45 0.74 5 4 3.0 1501.9 1200.0 Analysis
23 D8 Schools Individuals 2023 (U15 Boys) 2023/05/20 2023/05/20 West Rand (GWR) Standard 60 0.83 5 5 3.5 1275.0 1278.1 Analysis
22 Valia's Chess Tournament 2023 (C) 2023/05/06 2023/05/06 Sedibeng (GSV) Standard 60 0.83 5 5 4.5 1275.0 1278.1 Analysis
21 Overvaal Open 2023 (C) 2023/04/15 2023/04/15 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1258.9 1263.0 Analysis
20 Hoerskool Drie Riviere Open 2023 (C) 2023/03/11 2023/03/11 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1240.1 1243.6 Analysis
19 Laerkool Midvaal Chess Open 2023 (C) 2023/01/28 2023/01/28 Sedibeng (GSV) Standard 61 0.83 5 5 4.0 1195.3 1188.2 Analysis
18 2022 South African Junior Team Chess Championships (U14 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 6 1.0 1272.7 1262.0 Analysis
17 Dr Peter Hangelbroek Open 2022 (C+D) 2022/10/29 2022/10/29 Sedibeng (GSV) Standard 60 0.83 5 4 1.5 1300.8 1295.8 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 25 15 3 7 16.5 66.0 136.0 1271.9 1407.9
White 15 10 0 5 10.0 66.7 141.7 1278.8 1420.5
Black 10 5 3 2 6.5 65.0 127.5 1261.6 1389.1
Standard All 25 15 3 7 16.5 66.0 136.0 1271.9 1407.9
White 15 10 0 5 10.0 66.7 141.7 1278.8 1420.5
Black 10 5 3 2 6.5 65.0 127.5 1261.6 1389.1
Rapid 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
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 173 105 8 60 109.0 63.0 110.5 1205.7 1316.2
White 90 58 1 31 58.5 65.0 127.5 1224.9 1352.4
Black 83 47 7 29 50.5 60.8 92.2 1184.8 1276.9
Standard All 164 99 8 57 103.0 62.8 108.8 1200.4 1309.3
White 85 55 1 29 55.5 65.3 130.0 1222.5 1352.5
Black 79 44 7 28 47.5 60.1 86.1 1176.7 1262.8
Rapid All 9 6 0 3 6.0 66.7 141.7 1301.0 1442.6
White 5 3 0 2 3.0 60.0 85.0 1266.2 1351.2
Black 4 3 0 1 3.0 75.0 212.5 1344.5 1557.0
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 1110103524 Kotzee, A (Armand) 4 1.5 1 1 2 37.5 1247.0 -106.3 1140.8 View list
2 1090111867 Mittermaier, G (Gunther) 4 1.0 1 0 3 25.0 1315.1 -212.5 1102.6 View list
3 208061285 Van Der Net, ME (Mariel) 4 0.0 0 0 4 0.0 1158.5 -425.0 733.5 View list
4 1120100418 Weber, KP (Keagan) 3 3.0 3 0 0 100.0 1198.3 425.0 1623.3 View list
5 2070100395 Van Der Merwe, L (Lilee) 3 2.0 2 0 1 66.7 1296.4 141.7 1438.1 View list
6 109083901 Botha, OJ (Owen) 3 1.0 1 0 2 33.3 1363.3 -141.7 1221.7 View list
7 109089303 Tolmay, L (Llewellyn) 3 1.0 1 0 2 33.3 1414.9 -141.7 1273.2 View list
8 1080143422 Davids, A (Anton) 2 2.0 2 0 0 100.0 1372.8 425.0 1797.8 View list
9 2110138272 Campher, H (Hannah) 2 2.0 2 0 0 100.0 1339.0 425.0 1764.0 View list
10 1120136511 Brand, H (Henko) 2 2.0 2 0 0 100.0 1155.2 425.0 1580.2 View list
11 1090155912 Joubert, J (Jan Johannes) 2 2.0 2 0 0 100.0 1442.6 425.0 1867.6 View list
12 1100116896 Maseloane, T (Tshepang) 2 2.0 2 0 0 100.0 1248.8 425.0 1673.8 View list
13 1100104888 Mokoena, M (Mosechaba) 2 2.0 2 0 0 100.0 1162.5 425.0 1587.5 View list
14 208091271 Naledi, M (Msooa) 2 2.0 2 0 0 100.0 1289.0 425.0 1714.0 View list
15 1090135904 Nthejane, T (Tshepang) 2 2.0 2 0 0 100.0 1350.8 425.0 1775.8 View list
16 1100108499 Odendaal, H (Hayden) 2 2.0 2 0 0 100.0 1349.7 425.0 1774.7 View list
17 1100139840 Smith, KE (Kaiden Elljay) 2 2.0 2 0 0 100.0 1287.9 425.0 1712.9 View list
18 1090135204 Mabuse, D (Dikgabane) 2 1.5 1 1 0 75.0 1340.5 212.5 1553.0 View list
19 208092845 Besele, K (Khabonina) 2 1.0 1 0 1 50.0 1268.3 0.0 1268.3 View list
20 1070098052 Eberwein, HJ (Heinrich) 2 1.0 1 0 1 50.0 1338.3 0.0 1338.3 View list