Player Page

Bosman, P (Petrus)
Dob: 2009/07/23 (U16)
Gender: Male
Chess SA id: 109087781
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2022/05/29 (833 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 rating1527.0
Current Weighted rating1527.0
Current Weighted performance1103.1
Current official/published rating (highest between Raw, WR and WP)1527.0
Current highest rating achieved1527.0
Current floor (min rating allowed)1027.0
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)±104.1
Current Raw change used (final)0.0
Projected new Raw rating1527.0
Projected new Weighed rating1404.8
Projected new Weighted performance1103.1
Projected new final Raw rating (if new WP > new Raw)1527.0
Projected new highest rating1527.0
Projected new floor1027.0
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1527.0
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 rating1498.5
Current Weighted rating1498.5
Current Weighted performance1057.3
Current official/published rating (highest between Raw, WR and WP)1498.5
Current highest rating achieved1512.9
Current floor (min rating allowed)1012.9
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)±108.4
Current Raw change used (final)0.0
Projected new Raw rating1498.5
Projected new Weighed rating1378.6
Projected new Weighted performance1057.3
Projected new final Raw rating (if new WP > new Raw)1498.5
Projected new highest rating1512.9
Projected new floor1012.9
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1498.5
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 rating1412.0
Current Weighted rating1412.0
Current Weighted performance945.6
Current official/published rating (highest between Raw, WR and WP)1412.0
Current highest rating achieved1422.6
Current floor (min rating allowed)922.6
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)±122.6
Current Raw change used (final)0.0
Projected new Raw rating1412.0
Projected new Weighed rating1299.0
Projected new Weighted performance945.6
Projected new final Raw rating (if new WP > new Raw)1412.0
Projected new highest rating1422.6
Projected new floor922.6
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1412.0
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 rating818.0
Current Weighted rating818.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)818.0
Current highest rating achieved818.0
Current floor (min rating allowed)500.0
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)±285.8
Current Raw change used (final)0.0
Projected new Raw rating818.0
Projected new Weighed rating752.6
Projected new Weighted performance140.8
Projected new final Raw rating (if new WP > new Raw)818.0
Projected new highest rating818.0
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)818.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
38 Western Cape Schools 2022 (U13 Boys) 2022/05/28 2022/05/29 Cape Winelands (WCW) Standard 65 0.85 6 6 4.5 1504.4 1471.3 Analysis
37 Metro WP Schools Chess Trials 2022 (U13 Boys) 2022/04/22 2022/04/23 Cape Town (WCT) Standard 60 0.83 6 6 5.5 1460.2 1406.7 Analysis
36 OCF Open 2022 (Open) 2022/04/09 2022/04/09 Overberg (WOS) Rapid 30 0.60 5 5 3.5 1460.2 1422.6 Analysis
35 2022 East Dist Individuals (U13) 2022/03/12 2022/03/12 Cape Town (WCT) Rapid 45 0.74 6 6 6.0 1419.7 1354.9 Analysis
34 2022 Cape Of Good Hope Open (Advanced) 2022/01/28 2022/01/30 Cape Town (WCT) Standard 90 0.94 6 5 2.0 1503.6 1512.9 Analysis
33 Kraaifontein Open 2022 (Advanced) 2022/01/07 2022/01/09 Cape Town (WCT) Standard 90 0.94 6 6 1.5 1503.6 1512.9 Analysis
32 Kraaifontein Rapid 2021 (Advanced) 2021/12/11 2021/12/12 Cape Town (WCT) Rapid 30 0.60 6 6 3.5 1515.1 1381.2 Analysis
31 2020 Metro Trials (U11 Boys) 2020/03/13 2020/03/14 Cape Town (WCT) Standard 60 0.83 5 5 5.0 1514.9 1504.6 Analysis
30 2020 Western Province Open (Elite) 2020/03/07 2020/03/08 Cape Town (WCT) Standard 70 0.87 6 6 1.5 1514.9 1504.6 Analysis
29 2020 Welgemoed Chess Challenge (U14) 2020/02/29 2020/02/29 Cape Town (WCT) Rapid 30 0.60 5 5 4.0 1510.2 1277.1 Analysis
28 2020 Central District (U11) 2020/02/07 2020/02/08 Cape Town (WCT) Standard 60 0.83 6 6 5.5 1510.2 1490.8 Analysis
27 Nelson Mandela Rapid 2020 (Open) 2020/02/01 2020/02/01 Cape Town (WCT) Rapid 27 0.57 6 6 3.0 1510.2 1277.1 Analysis
26 OCF Open 2020 (U12) 2020/01/25 2020/01/25 Overberg (WOS) Rapid 15 0.39 5 5 4.5 1501.5 1131.2 Analysis
25 2019 South African Junior Team Championships (U12A) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 5.5 1501.5 1486.3 Analysis
24 Western Cape Schools Kings & Queens 2019 (Boys) 2019/10/12 2019/10/12 West Coast (WCU) Rapid 30 0.60 5 5 3.5 1510.7 1086.4 Analysis
23 South African Schools Individuals Chess Championships 2019 (U11 Open) 2019/06/18 2019/06/21 Frances Baard (NCF) Standard 60 0.83 7 7 6.0 1444.5 1424.6 Analysis
22 Western Cape Schools Individuals 2019 (U11 Boys) 2019/05/18 2019/05/19 Eden District (WEG) Standard 60 0.83 6 5 4.5 1407.2 1390.0 Analysis
21 2019 South African Junior Closed Chess Championship (U10 Open) 2019/03/17 2019/03/22 Chess South Africa (CSA) Standard 120 1.00 9 9 4.5 1434.9 1423.4 Analysis
20 Metro School Chess Closed Individual Trials 2019 (U11 Boys) 2019/03/01 2019/03/02 Cape Town (WCT) Standard 60 0.83 6 6 4.5 1434.9 1423.4 Analysis
19 2019 Central District Schools Trials (U11) 2019/02/01 2019/02/02 Cape Town (WCT) Standard 60 0.83 6 6 5.0 1400.9 1374.4 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 231 143 32 56 159.0 68.8 160.1 1207.6 1367.7
White 118 78 17 23 86.5 73.3 198.1 1187.5 1385.6
Black 113 65 15 33 72.5 64.2 120.4 1228.5 1348.9
Standard All 169 102 24 43 114.0 67.5 148.4 1181.0 1329.3
White 88 58 13 17 64.5 73.3 198.0 1153.3 1351.3
Black 81 44 11 26 49.5 61.1 94.4 1211.0 1305.5
Rapid All 55 36 7 12 39.5 71.8 185.5 1284.9 1470.4
White 27 18 3 6 19.5 72.2 188.9 1302.0 1490.9
Black 28 18 4 6 20.0 71.4 182.1 1268.4 1450.5
Blitz All 7 5 1 1 5.5 78.6 242.9 1243.4 1486.2
White 3 2 1 0 2.5 83.3 283.3 1162.3 1445.6
Black 4 3 0 1 3.0 75.0 212.5 1304.2 1516.7
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1100096158 Bosman, L (Louis Willem) 5 5.0 5 0 0 100.0 1241.5 425.0 1666.5 View list
2 109068117 Spiller, A (Arin) 4 3.5 3 1 0 87.5 1153.4 318.8 1472.1 View list
3 109068118 Spiller, C (Caden) 4 0.5 0 1 3 12.5 1237.3 -318.8 918.5 View list
4 109055124 Olkers, D (Declan) 3 2.5 2 1 0 83.3 1183.5 283.3 1466.8 View list
5 107078359 Davids, R (Rafael) 3 2.0 1 2 0 66.7 1400.9 141.7 1542.6 View list
6 109076140 Jones, E (Edward) 3 1.5 1 1 1 50.0 1381.5 0.0 1381.5 View list
7 108061372 Baruch, L (Liam) 3 0.5 0 1 2 16.7 1332.2 -283.3 1048.8 View list
8 109082671 Goliath, Q (Quinn) 2 2.0 2 0 0 100.0 1002.0 425.0 1427.0 View list
9 2090097163 Johnson, L (Lakeisha) 2 2.0 2 0 0 100.0 1365.5 425.0 1790.5 View list
10 109081098 Naidoo, K (Kirthan) 2 2.0 2 0 0 100.0 1332.2 425.0 1757.2 View list
11 105094575 Nonco, L (Lwazi) 2 2.0 2 0 0 100.0 933.8 425.0 1358.8 View list
12 108077754 Opperman, M (Matthew) 2 2.0 2 0 0 100.0 1359.4 425.0 1784.4 View list
13 109076474 Palmer, J (Jesse) 2 2.0 2 0 0 100.0 1344.8 425.0 1769.8 View list
14 109092070 Wilson, J (James) 2 2.0 2 0 0 100.0 1482.3 425.0 1907.3 View list
15 108092101 Dicks, D (Drake) 2 1.5 1 1 0 75.0 1459.0 212.5 1671.5 View list
16 1090096767 Duvenhage, AM (Adriaan) 2 1.5 1 1 0 75.0 1332.2 212.5 1544.7 View list
17 108065036 Eaton, M (Morgan) 2 1.5 1 1 0 75.0 1070.1 212.5 1282.6 View list
18 108072311 Karsten, JD (Jan) 2 1.5 1 1 0 75.0 1404.1 212.5 1616.6 View list
19 1100108128 Prins, R (Reinhart) 2 1.5 1 1 0 75.0 1474.5 212.5 1687.0 View list
20 109080728 Spamers, V (Vinaldo) 2 1.5 1 1 0 75.0 1070.1 212.5 1282.6 View list