Player Page

Lange, J (Jean-Luc)
Dob: 2009/03/12 (U16)
Gender: Male
Chess SA id: 109079720
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2022/12/08 (511 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 rating1202.1
Curent Weighted rating1202.9
Curent Weighted performance950.1
Current official/published rating (highest between Raw, WR and WP)1202.9
Current floor (min rating allowed)731.6
Current highest rating achieved1231.6
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)±165.3
Current Raw change used (final)0.0
Projected new Raw rating1202.1
Projected new Weighed rating1202.8
Projected new Weighted performance950.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1202.8
Projected effective change (new Official - current Official)-0.2
Projected new highest rating1231.6
Projected new floor731.6
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 rating1182.6
Curent Weighted rating1183.2
Curent Weighted performance911.4
Current official/published rating (highest between Raw, WR and WP)1183.2
Current floor (min rating allowed)736.8
Current highest rating achieved1236.8
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)±170.0
Current Raw change used (final)0.0
Projected new Raw rating1182.6
Projected new Weighed rating1183.0
Projected new Weighted performance911.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1183.0
Projected effective change (new Official - current Official)-0.2
Projected new highest rating1236.8
Projected new floor736.8
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 rating738.0
Curent Weighted rating735.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)738.0
Current floor (min rating allowed)500.0
Current highest rating achieved738.0
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)±320.2
Current Raw change used (final)0.0
Projected new Raw rating738.0
Projected new Weighed rating736.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)738.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating738.0
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.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
40 2022 South African Junior Team Chess Championships (U14 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 3.0 1218.7 1191.6 Analysis
39 Ekurhuleni Soncini Playoffs 2022 (Boys) 2022/09/24 2022/09/24 Ekurhuleni (GE) Rapid 30 0.60 5 5 3.0 1201.4 618.8 Analysis
38 Alberton Chess Club Open 2022 (C) 2022/07/16 2022/07/16 Ekurhuleni (GE) Standard 60 0.83 5 5 1.5 1203.8 1195.6 Analysis
37 Ekurhuleni Trials 2 2022 (U14) 2022/05/28 2022/05/28 Ekurhuleni (GE) Standard 62 0.84 5 5 2.0 1230.4 1225.1 Analysis
36 Ekurhuleni Trials 1 2022 (U14) 2022/04/23 2022/04/23 Ekurhuleni (GE) Standard 62 0.84 5 5 3.0 1218.9 1208.2 Analysis
35 2022 Gauteng Interregion (U14 Open) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1231.6 1236.8 Analysis
34 Heidelberg Open 2022 (C) 2022/02/05 2022/02/05 Sedibeng (GSV) Standard 61 0.83 5 5 3.0 1231.6 1236.8 Analysis
33 Ekurhuleni Chess Open 2022 (D) 2022/01/08 2022/01/09 Ekurhuleni (GE) Standard 60 0.83 7 7 5.0 1169.8 1160.4 Analysis
32 Ekurhuleni Trials (3) 2021 (U14) 2021/11/06 2021/11/06 Ekurhuleni (GE) Standard 62 0.84 5 5 3.0 1137.9 1122.0 Analysis
31 Pinnacle College Waterfall Open (Pinnacle) 2021/10/02 2021/10/03 Johannesburg Metro (GJM) Standard 90 0.94 6 6 2.5 1114.2 1098.8 Analysis
30 Springs Chess Club Open 2020 (C) 2020/01/25 2020/01/25 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1018.3 999.1 Analysis
29 2019 Wild Card Chess Championship (U12 Open) 2020/01/09 2020/01/12 4 Knights (4K) Standard 120 1.00 7 6 1.0 1018.3 999.1 Analysis
28 2019 South African Junior Team Championships (U12E) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 2.0 1018.3 999.1 Analysis
27 GE vs GSV Inter Regional 2019 (U10B) 2019/10/26 2019/10/26 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 997.1 961.1 Analysis
26 GJM vs GE Inter Region 2019 (U12C) 2019/10/05 2019/10/05 Johannesburg Metro (GJM) Standard 60 0.83 5 5 0.0 997.1 961.1 Analysis
25 2019 Boksburg Chess Club Round Robin (N) 2019/09/28 2019/09/28 Ekurhuleni (GE) Standard 60 0.83 5 5 0.0 1092.7 1075.1 Analysis
24 Ekurhuleni Grand Prix 2019 (C) 2019/09/14 2019/09/14 Ekurhuleni (GE) Standard 60 0.83 5 5 1.5 1092.7 1075.1 Analysis
23 2019 Gauteng School League Finals (U11 Open) 2019/08/23 2019/08/23 Tshwane (GTP) Standard 60 0.83 5 4 1.5 1114.9 1099.9 Analysis
22 Boksburg Chess Club Open 2019 (C) 2019/07/13 2019/07/13 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1124.5 1110.3 Analysis
21 Ekurhuleni Trials (3) 2019 (U12) 2019/06/08 2019/06/08 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1104.6 1087.1 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main 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
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 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 212 79 14 119 86.0 40.6 -80.2 1112.8 1032.6
White 111 37 7 67 40.5 36.5 -114.9 1109.8 994.9
Black 101 42 7 52 45.5 45.0 -42.1 1116.1 1074.1
Standard All 201 73 14 114 80.0 39.8 -86.7 1106.9 1020.2
White 106 34 7 65 37.5 35.4 -124.3 1105.1 980.8
Black 95 39 7 49 42.5 44.7 -44.7 1109.0 1064.2
Rapid All 11 6 0 5 6.0 54.5 38.6 1220.7 1259.3
White 5 3 0 2 3.0 60.0 85.0 1209.8 1294.8
Black 6 3 0 3 3.0 50.0 0.0 1229.7 1229.7
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 210088032 De Vasconcelos, T (Tiaana) 6 1.0 1 0 5 16.7 861.9 -283.3 578.5 View list
2 108072345 De Swardt, C (Chrizander) 5 1.5 1 1 3 30.0 966.0 -170.0 796.0 View list
3 209083780 Grootboom, C (Chante) 3 2.0 2 0 1 66.7 1014.6 141.7 1156.2 View list
4 109081022 Cass, M (Matthew) 3 1.0 1 0 2 33.3 701.5 -141.7 559.9 View list
5 109086017 Roetz, K (Kyle) 3 0.0 0 0 3 0.0 938.9 -425.0 513.9 View list
6 2100101518 Kleijnhans, A (Annabel) 2 2.0 2 0 0 100.0 1127.4 425.0 1552.4 View list
7 109083901 Botha, OJ (Owen) 2 1.0 1 0 1 50.0 1036.0 0.0 1036.0 View list
8 2110130015 Botha, C (Cathri Amari) 2 1.0 1 0 1 50.0 1186.8 0.0 1186.8 View list
9 1090098575 De Wit, D (Dian) 2 1.0 1 0 1 50.0 1006.2 0.0 1006.2 View list
10 2090101537 Huebsch, J (Jessica) 2 1.0 1 0 1 50.0 999.5 0.0 999.5 View list
11 109082855 Human, P (Pierre-Henri) 2 1.0 1 0 1 50.0 994.1 0.0 994.1 View list
12 2080101261 Weber, C (Carla) 2 1.0 1 0 1 50.0 1056.6 0.0 1056.6 View list
13 210075201 Williams, A (Anika) 2 1.0 1 0 1 50.0 757.5 0.0 757.5 View list
14 1080097354 Zwane, MB (Musa) 2 1.0 1 0 1 50.0 1087.8 0.0 1087.8 View list
15 210092453 Janse Van Rensburg, R (Rouve) 2 0.5 0 1 1 25.0 712.6 -212.5 500.1 View list
16 1110097360 Pillay, Z (Zac) 2 0.5 0 1 1 25.0 1005.1 -212.5 792.6 View list
17 107061371 Williams, A (Anrico) 2 0.5 0 1 1 25.0 1069.7 -212.5 857.2 View list
18 1090109066 Jooste, J (Josh) 2 0.0 0 0 2 0.0 1124.9 -425.0 699.9 View list
19 109083783 Kushar, T (Tristan) 2 0.0 0 0 2 0.0 1059.3 -425.0 634.3 View list
20 1080099597 Rossouw, W (Wessel Johannes) 2 0.0 0 0 2 0.0 928.7 -425.0 503.7 View list