Player Page

Mostert, PJ (Pieter)
Dob: 2010/03/10 (U16)
Gender: Male
Chess SA id: 1100109067
FIDE id:
Region: Bojanala Platina (NBR)
Citizen: RSA
Title(s):
Last active: 2024/01/27 (94 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 rating1228.3
Curent Weighted rating1272.3
Curent Weighted performance1096.0
Current official/published rating (highest between Raw, WR and WP)1272.3
Current floor (min rating allowed)848.8
Current highest rating achieved1348.8
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)±159.3
Current Raw change used (final)0.0
Projected new Raw rating1228.3
Projected new Weighed rating1267.9
Projected new Weighted performance1096.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1267.9
Projected effective change (new Official - current Official)-4.4
Projected new highest rating1348.8
Projected new floor848.8
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 rating1226.8
Curent Weighted rating1271.5
Curent Weighted performance1107.1
Current official/published rating (highest between Raw, WR and WP)1271.5
Current floor (min rating allowed)850.3
Current highest rating achieved1350.3
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)±159.6
Current Raw change used (final)0.0
Projected new Raw rating1226.8
Projected new Weighed rating1267.1
Projected new Weighted performance1107.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1267.1
Projected effective change (new Official - current Official)-4.4
Projected new highest rating1350.3
Projected new floor850.3
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 rating1178.0
Curent Weighted rating1186.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1186.8
Current floor (min rating allowed)678.0
Current highest rating achieved1178.0
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)±171.1
Current Raw change used (final)0.0
Projected new Raw rating1178.0
Projected new Weighed rating1185.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1185.7
Projected effective change (new Official - current Official)-1.1
Projected new highest rating1178.0
Projected new floor678.0
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 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)678.0
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 floor678.0
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Bojanala Closed Chess Championships Stage 1 2024 (U16) 2024/01/27 2024/01/27 Bojanala Platina (NBR) Standard 60 0.83 5 4 1.0 1242.3 1242.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
37 Bojanala Closed Chess Championships Stage 1 2024 (U16) 2024/01/27 2024/01/27 Bojanala Platina (NBR) Standard 60 0.83 5 4 1.0 1242.3 1242.6 Analysis
36 West Rand vs Bojanala Inter-Regional Championships 2023 (U14) 2023/10/14 2023/10/14 West Rand (GWR) Standard 60 0.83 5 5 1.0 1283.8 1295.2 Analysis
35 Bojanala's Battle Of Mount Cambridge 2023 (Knights) 2023/09/16 2023/09/16 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1266.5 1275.0 Analysis
34 Bojanala's Spring Cleaning 2023 (Rooks) 2023/08/26 2023/08/26 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1299.0 1293.0 Analysis
33 Bojanala School League 2023 (Primary School Open) 2023/08/19 2023/08/19 Bojanala Platina (NBR) Rapid 40 0.70 5 5 2.0 1299.0 1200.0 Analysis
32 Bojanala's FIDE in the Sparkling Waters 2023 (Rooks) 2023/07/28 2023/07/30 Bojanala Platina (NBR) Standard 120 1.00 6 6 2.5 1309.1 1301.3 Analysis
31 Olienpark - 2nd One for the Ages 2023 (U14) 2023/05/13 2023/05/13 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.5 1318.7 1314.3 Analysis
30 Grenswag's Community Battle 2023 (Rooks) 2023/04/22 2023/04/22 Bojanala Platina (NBR) Standard 60 0.83 5 4 1.0 1332.7 1328.2 Analysis
29 Schoemies Kings & Queens 2023 (Rooks) 2023/03/18 2023/03/18 Bojanala Platina (NBR) Standard 60 0.83 5 5 1.5 1329.3 1324.7 Analysis
28 Nories Make It Happen 2023 (Rooks) 2023/03/04 2023/03/04 Bojanala Platina (NBR) Standard 62 0.84 5 5 3.0 1329.3 1324.7 Analysis
27 One For The Ages 2023 (U14) 2023/02/18 2023/02/18 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1341.6 1339.5 Analysis
26 Harties Wolf Pack 2023 (Rooks) 2023/01/21 2023/01/21 Bojanala Platina (NBR) Standard 62 0.84 5 5 3.0 1343.4 1340.6 Analysis
25 2022 South African Junior Team Chess Championships (U14 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 6 4.0 1348.8 1350.3 Analysis
24 West Rand vs Bojanala 2022 (U14B) 2022/11/05 2022/11/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1344.3 1344.2 Analysis
23 FIDE at The King`s Gate 2.0 2022 (Junior) 2022/10/22 2022/10/22 Bojanala Platina (NBR) Standard 92 0.94 5 5 4.0 1267.9 1268.9 Analysis
22 Bojanala SAJCC Trials 2022 (U14) 2022/09/23 2022/09/23 Bojanala Platina (NBR) Standard 120 1.00 5 5 2.0 1288.4 1289.1 Analysis
21 Bojanala Chess Federation Wildcards 2022 (Knights) 2022/08/20 2022/08/20 Bojanala Platina (NBR) Standard 62 0.84 5 5 4.0 1252.8 1253.1 Analysis
20 2nd One For The Ages 2022 (U14) 2022/07/30 2022/07/30 Bojanala Platina (NBR) Standard 60 0.83 5 4 2.0 1252.8 1245.9 Analysis
19 Bojanala Chess Federation Clash of Schools 2022 (PS Championship) 2022/07/22 2022/07/22 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.0 1252.8 1245.9 Analysis
18 One For The Ages 2022 (U14) 2022/07/16 2022/07/16 Bojanala Platina (NBR) Standard 60 0.83 5 4 1.0 1252.8 1245.9 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 4 1 0 3 1.0 25.0 -212.5 1355.7 1143.2
White 2 1 0 1 1.0 50.0 0.0 1389.8 1389.8
Black 2 0 0 2 0.0 0.0 -425.0 1321.7 896.7
Standard All 4 1 0 3 1.0 25.0 -212.5 1355.7 1143.2
White 2 1 0 1 1.0 50.0 0.0 1389.8 1389.8
Black 2 0 0 2 0.0 0.0 -425.0 1321.7 896.7
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 184 97 5 82 99.5 54.1 34.6 1216.2 1250.9
White 94 52 1 41 52.5 55.9 49.7 1207.0 1256.8
Black 90 45 4 41 47.0 52.2 18.9 1225.8 1244.7
Standard All 179 95 5 79 97.5 54.5 38.0 1214.9 1252.8
White 92 52 1 39 52.5 57.1 60.1 1204.5 1264.5
Black 87 43 4 40 45.0 51.7 14.7 1225.8 1240.5
Rapid All 5 2 0 3 2.0 40.0 -85.0 1264.9 1179.9
White 2 0 0 2 0.0 0.0 -425.0 1324.8 899.8
Black 3 2 0 1 2.0 66.7 141.7 1225.0 1366.6
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 110093302 Morkel, DJ (Douglas) 5 3.0 3 0 2 60.0 1235.2 85.0 1320.2 View list
2 1100099556 Bantseke, B (Boikanyo) 5 1.0 1 0 4 20.0 1279.1 -255.0 1024.1 View list
3 1090131247 Changara, A (Adrian Tafara) 4 3.0 3 0 1 75.0 1294.3 212.5 1506.8 View list
4 1110112986 Legwale, L (Lesedi) 4 3.0 3 0 1 75.0 1245.0 212.5 1457.5 View list
5 1090111282 Pedersen, J (Jj) 4 2.0 2 0 2 50.0 1248.9 0.0 1248.9 View list
6 109075163 Letupu, L (Lemogang) 4 0.0 0 0 4 0.0 1258.2 -425.0 833.2 View list
7 111092671 Van Der Berg, KW (Kai) 4 0.0 0 0 4 0.0 1268.0 -425.0 843.0 View list
8 210087760 Jansen Van Vuuren, L (Lourein) 3 3.0 3 0 0 100.0 1252.8 425.0 1677.8 View list
9 1110099325 Nortman, WJ (Wilhelmus Johan) 3 2.0 2 0 1 66.7 1212.2 141.7 1353.8 View list
10 111089655 Guneliev, AA (Adriaan) 3 1.0 1 0 2 33.3 1232.0 -141.7 1090.3 View list
11 1100136765 Ramaboa, T (Thando) 3 1.0 1 0 2 33.3 1268.1 -141.7 1126.4 View list
12 1100117896 Myburgh, Z (Zandre) 3 0.0 0 0 3 0.0 1296.8 -425.0 871.8 View list
13 211093275 Byliefeldt, M (Mienke) 2 2.0 2 0 0 100.0 1296.5 425.0 1721.5 View list
14 1110136394 Botha, J (Johannes Cornelis) 2 2.0 2 0 0 100.0 1297.7 425.0 1722.7 View list
15 1110110361 Enslin, N (Nathan) 2 2.0 2 0 0 100.0 1175.8 425.0 1600.8 View list
16 1110099550 Le Roux, D (Divan) 2 2.0 2 0 0 100.0 1171.2 425.0 1596.2 View list
17 1120133385 Myburgh, B (Braydan) 2 2.0 2 0 0 100.0 1275.9 425.0 1700.9 View list
18 1110096350 Schwim, X (Xander) 2 2.0 2 0 0 100.0 1255.4 425.0 1680.4 View list
19 1100141734 Selome, L (Leruw Neho Nkala) 2 2.0 2 0 0 100.0 1297.2 425.0 1722.2 View list
20 1110133369 Van Schalkwyk, H (Hough) 2 2.0 2 0 0 100.0 1279.4 425.0 1704.4 View list