Player Page

Froom, J (Jacob)
Dob: 2011/06/01 (U14)
Gender: Male
Chess SA id: 1110097689
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/10/21 (43 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 rating1445.7
Current Weighted rating1448.5
Current Weighted performance1228.7
Current official/published rating (highest between Raw, WR and WP)1448.5
Current highest rating achieved1470.6
Current floor (min rating allowed)970.6
Current K-factor32
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)±116.8
Current Raw change used (final)0.0
Projected new Raw rating1445.7
Projected new Weighed rating1333.6
Projected new Weighted performance1228.7
Projected new final Raw rating (if new WP > new Raw)1445.7
Projected new highest rating1470.6
Projected new floor970.6
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1445.7
Projected effective change (new Official - current Official)-2.8
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 rating1479.5
Current Weighted rating1453.9
Current Weighted performance1377.0
Current official/published rating (highest between Raw, WR and WP)1479.5
Current highest rating achieved1479.5
Current floor (min rating allowed)979.5
Current K-factor32
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)±111.3
Current Raw change used (final)0.0
Projected new Raw rating1479.5
Projected new Weighed rating1339.2
Projected new Weighted performance1377.0
Projected new final Raw rating (if new WP > new Raw)1479.5
Projected new highest rating1479.5
Projected new floor979.5
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1479.5
Projected effective change (new Official - current Official)=0.0
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 rating1236.5
Current Weighted rating1231.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1236.5
Current highest rating achieved1266.4
Current floor (min rating allowed)766.4
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 rating1133.8
Projected new Weighted performance960.1
Projected new final Raw rating (if new WP > new Raw)1236.5
Projected new highest rating1266.4
Projected new floor766.4
Projected new K-facor36
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
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 rating1105.6
Current Weighted rating1105.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1105.6
Current highest rating achieved1105.6
Current floor (min rating allowed)605.6
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)±189.7
Current Raw change used (final)0.0
Projected new Raw rating1105.6
Projected new Weighed rating1017.2
Projected new Weighted performance464.7
Projected new final Raw rating (if new WP > new Raw)1105.6
Projected new highest rating1105.6
Projected new floor605.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1105.6
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
6 JCC St Peters High Schools League 2024 (A) 2024/09/09 2024/10/21 Johannesburg Metro (GJM) Standard 60 0.83 6 2 1.5 1440.4 1474.7 Analysis
5 CPH King David Linksfield Aug Rapid 2024 (A) 2024/08/18 2024/08/18 Johannesburg Metro (GJM) Rapid 20 0.47 5 5 2.0 1470.6 1266.4 Analysis
4 JMC Trinityhouse Little Falls 2024 (B) 2024/06/02 2024/06/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1449.8 1441.1 Analysis
3 JCC SAHETI High Schools League Round Robin 2024 2024/05/20 2024/06/10 Johannesburg Metro (GJM) Rapid 20 0.47 7 6 4.0 1449.8 1234.0 Analysis
2 GoForChess Junior Chess Championships 2024 (Senior) 2024/05/19 2024/05/19 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1463.3 1454.5 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U14B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1450.7 1439.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
25 JCC St Peters High Schools League 2024 (A) 2024/09/09 2024/10/21 Johannesburg Metro (GJM) Standard 60 0.83 6 2 1.5 1440.4 1474.7 Analysis
24 CPH King David Linksfield Aug Rapid 2024 (A) 2024/08/18 2024/08/18 Johannesburg Metro (GJM) Rapid 20 0.47 5 5 2.0 1470.6 1266.4 Analysis
23 JMC Trinityhouse Little Falls 2024 (B) 2024/06/02 2024/06/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1449.8 1441.1 Analysis
22 JCC SAHETI High Schools League Round Robin 2024 2024/05/20 2024/06/10 Johannesburg Metro (GJM) Rapid 20 0.47 7 6 4.0 1449.8 1234.0 Analysis
21 GoForChess Junior Chess Championships 2024 (Senior) 2024/05/19 2024/05/19 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1463.3 1454.5 Analysis
20 2024 Gauteng Inter-Region Chess Championship (U14B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1450.7 1439.8 Analysis
19 Chess Power House Festive Rapid 2023 (High School) 2023/12/15 2023/12/15 Johannesburg Metro (GJM) Rapid 20 0.47 6 6 4.0 1446.5 1200.0 Analysis
18 JMC Trinity Little Falls 2023 (C) 2023/07/02 2023/07/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1409.1 1395.2 Analysis
17 Knight Riders Youth Day 2023 (U14+U16) 2023/06/16 2023/06/16 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1399.2 1383.3 Analysis
16 2023 Milos Ristic Open Tournament (BC) 2023/04/27 2023/04/27 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1351.2 1332.2 Analysis
15 2023 South African Junior Closed Chess Championships (U12 Open) 2023/03/31 2023/04/04 Chess South Africa (CSA) Standard 120 1.00 9 9 4.5 1351.2 1332.2 Analysis
14 Chris Greyling Open Tournament 2023 (BC) 2023/03/21 2023/03/21 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1379.0 1364.2 Analysis
13 2022 South African Junior Wild Card Chess Championships (U12 Open) 2022/12/09 2022/12/12 4 Knights (4K) Standard 120 1.00 7 7 6.0 1164.2 1167.2 Analysis
12 2022 South Africa Junior Blitz Chess Championships (U12) 2022/12/05 2022/12/05 4 Knights (4K) Blitz 5 0.18 7 7 4.0 1164.2 1078.8 Analysis
11 2022 South African Junior Team Chess Championships (U12 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 3.0 1164.2 1167.2 Analysis
10 JMC 3rd Trials 2022 (C) 2022/09/11 2022/09/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 1.5 1173.2 1181.6 Analysis
9 JMC Trials 1 - Laerskool Fontainebleau 2022 (U12) 2022/07/24 2022/07/24 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1134.4 1132.6 Analysis
8 South African Junior Closed Chess Championships 2022 (U12 Open) 2022/03/28 2022/04/02 Chess South Africa (CSA) Standard 120 1.00 11 11 1.0 1198.5 1201.4 Analysis
7 Goforchess Junior Chess Championship 2 2020 2020/11/29 2020/11/29 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1162.3 1161.1 Analysis
6 Goforchess Junior Chess Championship 1 2020 2020/11/08 2020/11/08 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1162.3 1161.1 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 28 16 3 9 17.5 62.5 106.3 1299.4 1405.7
White 11 7 1 3 7.5 68.2 154.5 1307.4 1462.0
Black 17 9 2 6 10.0 58.8 75.0 1294.3 1369.3
Standard All 17 10 3 4 11.5 67.6 150.0 1357.7 1507.7
White 8 5 1 2 5.5 68.8 159.4 1337.5 1496.9
Black 9 5 2 2 6.0 66.7 141.7 1375.7 1517.3
Rapid All 11 6 0 5 6.0 54.5 38.6 1209.4 1248.0
White 3 2 0 1 2.0 66.7 141.7 1227.3 1369.0
Black 8 4 0 4 4.0 50.0 0.0 1202.7 1202.7
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 141 66 14 61 73.0 51.8 15.1 1313.1 1328.2
White 68 34 6 28 37.0 54.4 37.5 1328.2 1365.7
Black 73 32 8 33 36.0 49.3 -5.8 1299.0 1293.2
Standard All 111 51 14 46 58.0 52.3 19.1 1319.4 1338.6
White 56 29 6 21 32.0 57.1 60.7 1329.1 1389.8
Black 55 22 8 25 26.0 47.3 -23.2 1309.6 1286.5
Rapid All 17 10 0 7 10.0 58.8 75.0 1256.8 1331.8
White 6 3 0 3 3.0 50.0 0.0 1313.0 1313.0
Black 11 7 0 4 7.0 63.6 115.9 1226.1 1342.0
Blitz All 13 5 0 8 5.0 38.5 -98.1 1332.4 1234.3
White 6 2 0 4 2.0 33.3 -141.7 1335.5 1193.8
Black 7 3 0 4 3.0 42.9 -60.7 1329.8 1269.1
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1110097686 Froom, G (Gabriel) 6 1.0 1 0 5 16.7 1215.1 -283.3 931.8 View list
2 111092267 D`Alton, E (Ezra) 2 2.0 2 0 0 100.0 1404.2 425.0 1829.2 View list
3 1120133800 Hex, K (Kyle) 2 2.0 2 0 0 100.0 1257.7 425.0 1682.7 View list
4 1110141970 Kingsbury, J (Jack) 2 2.0 2 0 0 100.0 1149.3 425.0 1574.3 View list
5 1110097360 Pillay, Z (Zac) 2 2.0 2 0 0 100.0 1181.3 425.0 1606.3 View list
6 206032103 Reyneke, M (Melindie) 2 2.0 2 0 0 100.0 1365.1 425.0 1790.1 View list
7 2100108310 Maharaj, A (Arya) 2 1.0 1 0 1 50.0 1311.5 0.0 1311.5 View list
8 1110138263 Ryan, D (Declan) 2 1.0 1 0 1 50.0 1153.8 0.0 1153.8 View list
9 110092783 Van Rooyen, M (Marcel) 2 1.0 1 0 1 50.0 1333.8 0.0 1333.8 View list
10 1120134490 Schwartz, M (Michael) 2 0.5 0 1 1 25.0 1257.7 -212.5 1045.2 View list
11 1110118128 Botha, JCC (Johannes Christiaan Corneli) 2 0.0 0 0 2 0.0 1274.8 -425.0 849.8 View list
12 2120111145 Budhram, K (Kaylee) 2 0.0 0 0 2 0.0 1190.6 -425.0 765.6 View list
13 1110100045 Gondwe, P (Prosper) 2 0.0 0 0 2 0.0 1274.8 -425.0 849.8 View list
14 111077190 Liang, YX (Yi-Xuan (Bowie)) 2 0.0 0 0 2 0.0 1181.3 -425.0 756.3 View list
15 1100103439 Mungal, E (Ethan) 2 0.0 0 0 2 0.0 1180.4 -425.0 755.4 View list
16 1100111813 Akula, K (Kishan) 1 1.0 1 0 0 100.0 1162.3 425.0 1587.3 View list
17 109073377 Claassen, EG (Emileo) 1 1.0 1 0 0 100.0 1351.2 425.0 1776.2 View list
18 2110152263 Chitsamba, L (Liezel) 1 1.0 1 0 0 100.0 1450.7 425.0 1875.7 View list
19 1140305486 Ding, L (Li Yen) 1 1.0 1 0 0 100.0 1463.3 425.0 1888.3 View list
20 1100151738 Combrink, J (Juan-Louis) 1 1.0 1 0 0 100.0 1409.1 425.0 1834.1 View list