Player Page

Van Biljon, J (Jessica)
Dob: 2010/03/30 (U16)
Gender: Female
Chess SA id: 210082952
FIDE id:
Region: Sedibeng (GSV)
Citizen: RSA
Title(s):
Last active: 2024/01/14 (126 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 rating1130.2
Curent Weighted rating1174.3
Curent Weighted performance885.3
Current official/published rating (highest between Raw, WR and WP)1174.3
Current floor (min rating allowed)819.3
Current highest rating achieved1319.3
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)±183.2
Current Raw change used (final)0.0
Projected new Raw rating1130.2
Projected new Weighed rating1170.0
Projected new Weighted performance885.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1170.0
Projected effective change (new Official - current Official)-4.3
Projected new highest rating1319.3
Projected new floor819.3
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 rating1158.9
Curent Weighted rating1189.4
Curent Weighted performance955.6
Current official/published rating (highest between Raw, WR and WP)1189.4
Current floor (min rating allowed)810.9
Current highest rating achieved1310.9
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)±175.8
Current Raw change used (final)0.0
Projected new Raw rating1158.9
Projected new Weighed rating1186.9
Projected new Weighted performance955.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1186.9
Projected effective change (new Official - current Official)-2.5
Projected new highest rating1310.9
Projected new floor810.9
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 rating500.0
Curent Weighted rating500.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)500.0
Current floor (min rating allowed)500.0
Current highest rating achieved500.0
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)±449.5
Current Raw change used (final)0.0
Projected new Raw rating500.0
Projected new Weighed rating500.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)500.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating500.0
Projected new floor500.0
Projected new K-facor40
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 rating500.0
Curent Weighted rating500.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)500.0
Current floor (min rating allowed)500.0
Current highest rating achieved500.0
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)±449.5
Current Raw change used (final)0.0
Projected new Raw rating500.0
Projected new Weighed rating500.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)500.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating500.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 2024 Gauteng Inter-Region Chess Championship (U14 Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 0.0 1169.8 1210.7 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
34 2024 Gauteng Inter-Region Chess Championship (U14 Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 0.0 1169.8 1210.7 Analysis
33 Dr Pieter Hangelbroek Rapid 2023 (B) 2023/10/28 2023/10/28 Sedibeng (GSV) Rapid 30 0.60 5 4 0.0 1216.2 500.0 Analysis
32 Gauteng Schools D7 2023 (U13 Girls) 2023/05/20 2023/05/20 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1195.3 1184.8 Analysis
31 D7 Teams 2022 (U13 Mixed+Girls) 2022/08/13 2022/08/13 Sedibeng (GSV) Standard 60 0.83 5 5 2.0 1193.5 1176.9 Analysis
30 Overvaal Open 2022 (D) 2022/08/06 2022/08/06 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1193.5 1176.9 Analysis
29 2022 Gauteng Schools Individual Chess Championship (U13 Girls) 2022/06/18 2022/06/18 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1189.0 1162.9 Analysis
28 Gaueng Schools D7 2022 (U13 Girls) 2022/06/04 2022/06/04 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1189.0 1162.9 Analysis
27 Drie Riviere Open 2022 (D) 2022/02/18 2022/02/18 Sedibeng (GSV) Standard 61 0.83 5 5 1.5 1225.8 1202.1 Analysis
26 Hoerskool Drie Riviere 2020 (D) 2020/03/07 2020/03/07 Sedibeng (GSV) Standard 61 0.83 5 4 2.0 1246.7 1225.9 Analysis
25 2019 South African Junior Team Championships (U12 Girls) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 6 3.0 1243.1 1217.3 Analysis
24 GE vs GSV Inter Regional 2019 (U10 Girls) 2019/10/26 2019/10/26 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1319.3 1310.9 Analysis
23 Fonteine Ope 2019 (C) 2019/10/19 2019/10/19 Sedibeng (GSV) Standard 60 0.83 5 5 2.0 1319.3 1310.9 Analysis
22 LS Voorwaarts & Dr P Hangelbroek Chess Open 2019 (E) 2019/08/31 2019/08/31 Sedibeng (GSV) Standard 61 0.83 5 5 3.5 1128.0 1120.9 Analysis
21 2019 Gauteng School League Finals (U9 Open) 2019/08/23 2019/08/23 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1128.0 1120.9 Analysis
20 D7 Primary School League 2019 (U9) 2019/08/03 2019/08/03 Sedibeng (GSV) Standard 60 0.83 5 5 4.5 1128.0 1120.9 Analysis
19 Eureka Chess Open 2019 (H) 2019/07/27 2019/07/27 Sedibeng (GSV) Standard 61 0.83 5 5 3.0 1010.2 1010.2 Analysis
18 Overvaal Chess Open 2019 (E) 2019/06/15 2019/06/15 Sedibeng (GSV) Standard 61 0.83 5 5 4.0 919.7 915.8 Analysis
17 D7 Individuals 2019 (U9 Girls) 2019/05/04 2019/05/04 Sedibeng (GSV) Standard 60 0.83 5 5 3.5 849.0 826.2 Analysis
16 Dirk de Koster Chess Open 2019 (D) 2019/04/13 2019/04/13 Sedibeng (GSV) Standard 61 0.83 5 5 1.5 887.2 869.0 Analysis
15 AG Visser Skaak Ope 2019 (C) 2019/02/23 2019/02/23 Sedibeng (GSV) Standard 61 0.83 5 5 0.5 954.3 948.6 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 4 0 0 4 0.0 0.0 -425.0 1347.0 922.0
White 2 0 0 2 0.0 0.0 -425.0 1302.8 877.8
Black 2 0 0 2 0.0 0.0 -425.0 1391.2 966.2
Standard All 4 0 0 4 0.0 0.0 -425.0 1347.0 922.0
White 2 0 0 2 0.0 0.0 -425.0 1302.8 877.8
Black 2 0 0 2 0.0 0.0 -425.0 1391.2 966.2
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 172 70 16 86 78.0 45.3 -39.5 1061.8 1022.2
White 82 37 7 38 40.5 49.4 -5.2 1055.4 1050.2
Black 90 33 9 48 37.5 41.7 -70.8 1067.6 996.7
Standard All 168 70 16 82 78.0 46.4 -30.4 1058.9 1028.5
White 80 37 7 36 40.5 50.6 5.3 1051.3 1056.7
Black 88 33 9 46 37.5 42.6 -62.8 1065.7 1002.9
Rapid All 4 0 0 4 0.0 0.0 -425.0 1183.4 758.4
White 2 0 0 2 0.0 0.0 -425.0 1217.6 792.6
Black 2 0 0 2 0.0 0.0 -425.0 1149.2 724.2
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 210075201 Williams, A (Anika) 6 0.0 0 0 6 0.0 933.4 -425.0 508.4 View list
2 1120100418 Weber, KP (Keagan) 4 1.0 1 0 3 25.0 1166.4 -212.5 953.9 View list
3 1120103521 De Lange, H (Henro) 3 3.0 3 0 0 100.0 1005.8 425.0 1430.8 View list
4 2100097415 Coetzer, Z (Zinique) 3 2.0 2 0 1 66.7 893.4 141.7 1035.0 View list
5 210095078 Minnaar, R (Rochelle) 3 1.0 1 0 2 33.3 1130.7 -141.7 989.1 View list
6 109087966 Pretorius, PJ (Petrus) 3 0.0 0 0 3 0.0 970.1 -425.0 545.1 View list
7 1110097838 Barnard, T (Tobie) 2 2.0 2 0 0 100.0 573.0 425.0 998.0 View list
8 110087167 De Koker, C (Christiaan) 2 2.0 2 0 0 100.0 1128.0 425.0 1553.0 View list
9 1100100762 Myburgh, M (Matthew) 2 2.0 2 0 0 100.0 1015.7 425.0 1440.7 View list
10 1100097842 Norval, H (Hendrik) 2 2.0 2 0 0 100.0 806.6 425.0 1231.7 View list
11 110093070 Van Der Westhuizen, J (Janu) 2 1.5 1 1 0 75.0 1048.9 212.5 1261.4 View list
12 2100097421 Kuveya, R (Rufaro) 2 1.0 1 0 1 50.0 927.0 0.0 927.0 View list
13 1100116896 Maseloane, T (Tshepang) 2 1.0 1 0 1 50.0 1069.1 0.0 1069.1 View list
14 107086028 Mtambo, B (Bokang) 2 1.0 1 0 1 50.0 907.1 0.0 907.1 View list
15 1120111239 Rajaram, E (Ekavir) 2 1.0 1 0 1 50.0 1119.5 0.0 1119.5 View list
16 211088038 Venter, Z (Zanell) 2 1.0 1 0 1 50.0 1144.5 0.0 1144.5 View list
17 2120139658 Viljoen, C (Chene) 2 1.0 1 0 1 50.0 1193.5 0.0 1193.5 View list
18 1090098056 Fritz, J (Janez) 2 0.5 0 1 1 25.0 883.3 -212.5 670.8 View list
19 111087168 Cronje, E (Emile) 2 0.0 0 0 2 0.0 959.0 -425.0 534.0 View list
20 210092453 Janse Van Rensburg, R (Rouve) 2 0.0 0 0 2 0.0 909.6 -425.0 484.6 View list