Player Page

Jansen Van Vuuren, M (Mari)
Dob: 2011/05/23 (U14)
Gender: Female
Chess SA id: 211093260
FIDE id:
Region: Bojanala Platina (NBR)
Citizen: RSA
Title(s):
Last active: 2024/04/20 (13 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 rating1265.9
Curent Weighted rating1218.1
Curent Weighted performance1265.1
Current official/published rating (highest between Raw, WR and WP)1265.9
Current floor (min rating allowed)924.6
Current highest rating achieved1424.6
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)±151.0
Current Raw change used (final)0.0
Projected new Raw rating1265.9
Projected new Weighed rating1221.3
Projected new Weighted performance1265.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1265.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1424.6
Projected new floor924.6
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 rating1257.9
Curent Weighted rating1187.0
Curent Weighted performance1257.0
Current official/published rating (highest between Raw, WR and WP)1257.9
Current floor (min rating allowed)920.8
Current highest rating achieved1420.8
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)±152.7
Current Raw change used (final)0.0
Projected new Raw rating1257.9
Projected new Weighed rating1191.4
Projected new Weighted performance1257.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1257.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1420.8
Projected new floor920.8
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 rating1204.8
Curent Weighted rating1179.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1204.8
Current floor (min rating allowed)704.8
Current highest rating achieved1204.8
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)±164.7
Current Raw change used (final)0.0
Projected new Raw rating1204.8
Projected new Weighed rating1182.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1204.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1204.8
Projected new floor704.8
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 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)704.8
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 floor704.8
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 Bojanala Olienpark's One For The Ages 2024 (Bishops) 2024/04/20 2024/04/20 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1229.2 1204.0 Analysis
3 Bojanala's Rating Express 2024 (Bishops) 2024/04/06 2024/04/06 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1229.2 1204.0 Analysis
2 Bojanala Silwerrand's Rating Implosion 2024 (Rooks) 2024/03/16 2024/03/16 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1203.2 1158.2 Analysis
1 Schoemies' Kings & Queens 2024 (Rooks) 2024/03/02 2024/03/02 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1203.2 1158.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
45 Bojanala Olienpark's One For The Ages 2024 (Bishops) 2024/04/20 2024/04/20 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1229.2 1204.0 Analysis
44 Bojanala's Rating Express 2024 (Bishops) 2024/04/06 2024/04/06 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1229.2 1204.0 Analysis
43 Bojanala Silwerrand's Rating Implosion 2024 (Rooks) 2024/03/16 2024/03/16 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1203.2 1158.2 Analysis
42 Schoemies' Kings & Queens 2024 (Rooks) 2024/03/02 2024/03/02 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1203.2 1158.2 Analysis
41 Bojanala's Merry ChessMas 2023 (Knights) 2023/12/09 2023/12/09 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1209.6 1155.6 Analysis
40 Bojanala's Spring Cleaning 2023 (Rooks) 2023/08/26 2023/08/26 Bojanala Platina (NBR) Standard 60 0.83 5 5 1.0 1195.7 1181.5 Analysis
39 Bojanala School League 2023 (Primary School Open) 2023/08/19 2023/08/19 Bojanala Platina (NBR) Rapid 40 0.70 5 5 4.0 1195.7 1131.2 Analysis
38 Bojanala's Rosewood 2023 (Rooks) 2023/08/12 2023/08/12 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1195.7 1181.5 Analysis
37 Bojanala's FIDE in the Sparkling Waters 2023 (Rooks) 2023/07/28 2023/07/30 Bojanala Platina (NBR) Standard 120 1.00 6 6 3.0 1150.9 1134.1 Analysis
36 2023 South African Junior Closed Chess Championships (U12 Girls) 2023/03/31 2023/04/04 Chess South Africa (CSA) Standard 120 1.00 9 8 2.0 1198.6 1181.1 Analysis
35 Nories Make It Happen 2023 (Rooks) 2023/03/04 2023/03/04 Bojanala Platina (NBR) Standard 62 0.84 5 4 0.0 1244.6 1235.8 Analysis
34 One For The Ages 2023 (U14) 2023/02/18 2023/02/18 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1234.5 1222.4 Analysis
33 Harties Wolf Pack 2023 (Rooks) 2023/01/21 2023/01/21 Bojanala Platina (NBR) Standard 62 0.84 5 5 1.0 1261.9 1252.8 Analysis
32 2022 South African Junior Team Chess Championships (U12 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 6 0.0 1380.0 1367.7 Analysis
31 West Rand vs Bojanala 2022 (U12B) 2022/11/05 2022/11/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1424.6 1420.8 Analysis
30 Bojanala SAJCC Trials 2022 (U12) 2022/09/23 2022/09/23 Bojanala Platina (NBR) Standard 120 1.00 5 5 4.0 1253.6 1258.2 Analysis
29 Larries The Final Wild Card Tournament 2022 (U12) 2022/09/17 2022/09/17 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.0 1253.6 1258.2 Analysis
28 Lebone II - Day of The Blue Army 2022 (C) 2022/09/03 2022/09/03 Bojanala Platina (NBR) Standard 62 0.84 5 5 2.0 1253.6 1258.2 Analysis
27 Bojanala Chess Federation Wildcards 2022 (U12) 2022/08/20 2022/08/20 Bojanala Platina (NBR) Standard 62 0.84 5 5 4.0 1137.0 1141.3 Analysis
26 2nd One For The Ages 2022 (U12) 2022/07/30 2022/07/30 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1081.2 1073.3 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 20 10 0 10 10.0 50.0 0.0 1283.0 1283.0
White 11 6 0 5 6.0 54.5 38.6 1317.3 1355.9
Black 9 4 0 5 4.0 44.4 -47.2 1241.0 1193.8
Standard All 20 10 0 10 10.0 50.0 0.0 1283.0 1283.0
White 11 6 0 5 6.0 54.5 38.6 1317.3 1355.9
Black 9 4 0 5 4.0 44.4 -47.2 1241.0 1193.8
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 225 95 2 128 96.0 42.7 -62.3 1209.5 1147.2
White 113 54 0 59 54.0 47.8 -18.8 1208.9 1190.1
Black 112 41 2 69 42.0 37.5 -106.3 1210.1 1103.9
Standard All 214 89 2 123 90.0 42.1 -67.5 1210.2 1142.7
White 107 51 0 56 51.0 47.7 -19.9 1211.1 1191.2
Black 107 38 2 67 39.0 36.4 -115.2 1209.3 1094.1
Rapid All 11 6 0 5 6.0 54.5 38.6 1196.2 1234.9
White 6 3 0 3 3.0 50.0 0.0 1170.2 1170.2
Black 5 3 0 2 3.0 60.0 85.0 1227.5 1312.5
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 111092671 Van Der Berg, KW (Kai) 10 2.0 2 0 8 20.0 1153.5 -255.0 898.5 View list
2 210087760 Jansen Van Vuuren, L (Lourein) 9 3.5 3 1 5 38.9 1139.8 -94.4 1045.3 View list
3 1120111297 Obrien, P (Patrick) 5 4.0 4 0 1 80.0 1154.0 255.0 1409.0 View list
4 1110131242 Changara, A (Adiel Tavonga) 5 2.0 2 0 3 40.0 1210.2 -85.0 1125.2 View list
5 1110110361 Enslin, N (Nathan) 4 4.0 4 0 0 100.0 1098.7 425.0 1523.7 View list
6 1100099556 Bantseke, B (Boikanyo) 4 0.0 0 0 4 0.0 1119.6 -425.0 694.6 View list
7 1110140060 Turusida, T (Tshiamo) 3 3.0 3 0 0 100.0 1215.0 425.0 1640.0 View list
8 1110100437 Schwim, R (Rinus) 3 2.0 2 0 1 66.7 1085.2 141.7 1226.9 View list
9 1110133369 Van Schalkwyk, H (Hough) 3 2.0 2 0 1 66.7 1135.9 141.7 1277.6 View list
10 211093275 Byliefeldt, M (Mienke) 3 1.0 1 0 2 33.3 1171.0 -141.7 1029.3 View list
11 1110099329 De Kock, D (De-Han) 3 1.0 1 0 2 33.3 1237.1 -141.7 1095.4 View list
12 2110136768 Monare, O (Oratilwe) 3 1.0 1 0 2 33.3 1227.1 -141.7 1085.5 View list
13 1110146603 Nel, J (J-Lincoln) 3 1.0 1 0 2 33.3 1304.2 -141.7 1162.6 View list
14 1100112984 Masiane, K (Kabo) 3 0.0 0 0 3 0.0 1098.1 -425.0 673.1 View list
15 1110099324 Roos, J (Justin) 3 0.0 0 0 3 0.0 1157.3 -425.0 732.3 View list
16 1120156747 De Jager, L (Luan) 2 2.0 2 0 0 100.0 1219.4 425.0 1644.4 View list
17 2120111293 Gouws, K (Karah) 2 2.0 2 0 0 100.0 1146.9 425.0 1571.9 View list
18 2100112987 Molokoane, A (Aobakwe) 2 2.0 2 0 0 100.0 1101.4 425.0 1526.4 View list
19 1120143713 Raputsoa, P (Preciousstone) 2 2.0 2 0 0 100.0 1155.2 425.0 1580.2 View list
20 1110118045 Tsupa, N (Nyakallo) 2 2.0 2 0 0 100.0 1156.8 425.0 1581.8 View list