Player Page

Pretorius, L (Leighan)
Dob: 2005/10/27 (U20)
Gender: Male
Chess SA id: 1050136744
FIDE id:
Region: Mangaung (FMB)
Citizen: RSA
Title(s):
Last active: 2024/10/12 (40 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 rating1514.9
Current Weighted rating1415.5
Current Weighted performance1467.8
Current official/published rating (highest between Raw, WR and WP)1514.9
Current highest rating achieved1514.9
Current floor (min rating allowed)1014.9
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)±105.9
Current Raw change used (final)0.0
Projected new Raw rating1514.9
Projected new Weighed rating1306.7
Projected new Weighted performance1467.8
Projected new final Raw rating (if new WP > new Raw)1514.9
Projected new highest rating1514.9
Projected new floor1014.9
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1514.9
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 rating1481.6
Current Weighted rating1317.0
Current Weighted performance1508.1
Current official/published rating (highest between Raw, WR and WP)1508.1
Current highest rating achieved1481.6
Current floor (min rating allowed)981.6
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)±111.0
Current Raw change used (final)0.0
Projected new Raw rating1481.6
Projected new Weighed rating1214.4
Projected new Weighted performance1508.1
Projected new final Raw rating (if new WP > new Raw)1508.1
Projected new highest rating1508.1
Projected new floor1008.1
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1508.1
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 rating1429.3
Current Weighted rating1378.5
Current Weighted performance1401.1
Current official/published rating (highest between Raw, WR and WP)1429.3
Current highest rating achieved1447.5
Current floor (min rating allowed)947.5
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)±119.6
Current Raw change used (final)0.0
Projected new Raw rating1429.3
Projected new Weighed rating1271.9
Projected new Weighted performance1401.1
Projected new final Raw rating (if new WP > new Raw)1429.3
Projected new highest rating1447.5
Projected new floor947.5
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1429.3
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 rating1084.0
Current Weighted rating1084.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1084.0
Current highest rating achieved1181.6
Current floor (min rating allowed)681.6
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)±195.6
Current Raw change used (final)0.0
Projected new Raw rating1084.0
Projected new Weighed rating997.3
Projected new Weighted performance486.3
Projected new final Raw rating (if new WP > new Raw)1084.0
Projected new highest rating1181.6
Projected new floor681.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1084.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
9 Mangaung Metro Chess 11-12 October 2024 (A) 2024/10/11 2024/10/12 Mangaung (FMB) Standard 62 0.84 5 4 3.0 1503.3 1470.2 Analysis
8 Mangaung Metro Chess 3 August 2024 (A) 2024/08/03 2024/08/03 Mangaung (FMB) Rapid 32 0.63 5 5 3.0 1508.7 1429.3 Analysis
7 Morris Club Championship 2024 2024/07/26 2024/07/27 Mangaung (FMB) Standard 62 0.84 5 3 1.0 1508.7 1373.4 Analysis
6 10th Piet van Zyl Chess Festival 2024 (A+B) 2024/05/24 2024/05/25 Mangaung (FMB) Standard 90 0.94 5 5 2.0 1427.0 1302.8 Analysis
5 Mangaung Metro Chess 10-11 May 2024 (A) 2024/05/10 2024/05/11 Mangaung (FMB) Standard 62 0.84 5 5 3.5 1427.0 1302.8 Analysis
4 Mangaung Metro Chess 12-13 April 2024 (A) 2024/04/12 2024/04/13 Mangaung (FMB) Standard 62 0.84 5 5 2.5 1411.1 1260.0 Analysis
3 Mangaung Metro Chess 9 March 2024 (A) 2024/03/09 2024/03/09 Mangaung (FMB) Rapid 32 0.63 5 5 3.0 1402.0 1447.5 Analysis
2 Mangaung Metro Chess 10 February 2024 (A) 2024/02/10 2024/02/10 Mangaung (FMB) Rapid 32 0.63 5 5 3.0 1382.0 1406.6 Analysis
1 Kings & Queens Chess 27 January 2024 (A) 2024/01/27 2024/01/27 Mangaung (FMB) Rapid 32 0.63 5 5 3.5 1329.2 1314.1 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
16 Mangaung Metro Chess 11-12 October 2024 (A) 2024/10/11 2024/10/12 Mangaung (FMB) Standard 62 0.84 5 4 3.0 1503.3 1470.2 Analysis
15 Mangaung Metro Chess 3 August 2024 (A) 2024/08/03 2024/08/03 Mangaung (FMB) Rapid 32 0.63 5 5 3.0 1508.7 1429.3 Analysis
14 Morris Club Championship 2024 2024/07/26 2024/07/27 Mangaung (FMB) Standard 62 0.84 5 3 1.0 1508.7 1373.4 Analysis
13 10th Piet van Zyl Chess Festival 2024 (A+B) 2024/05/24 2024/05/25 Mangaung (FMB) Standard 90 0.94 5 5 2.0 1427.0 1302.8 Analysis
12 Mangaung Metro Chess 10-11 May 2024 (A) 2024/05/10 2024/05/11 Mangaung (FMB) Standard 62 0.84 5 5 3.5 1427.0 1302.8 Analysis
11 Mangaung Metro Chess 12-13 April 2024 (A) 2024/04/12 2024/04/13 Mangaung (FMB) Standard 62 0.84 5 5 2.5 1411.1 1260.0 Analysis
10 Mangaung Metro Chess 9 March 2024 (A) 2024/03/09 2024/03/09 Mangaung (FMB) Rapid 32 0.63 5 5 3.0 1402.0 1447.5 Analysis
9 Mangaung Metro Chess 10 February 2024 (A) 2024/02/10 2024/02/10 Mangaung (FMB) Rapid 32 0.63 5 5 3.0 1382.0 1406.6 Analysis
8 Kings & Queens Chess 27 January 2024 (A) 2024/01/27 2024/01/27 Mangaung (FMB) Rapid 32 0.63 5 5 3.5 1329.2 1314.1 Analysis
7 St Andrews 19 August 2023 (A) 2023/08/19 2023/08/19 Mangaung (FMB) Rapid 32 0.63 5 5 3.5 1294.0 1252.5 Analysis
6 Morris Club Championship 2023 2023/07/28 2023/07/28 Mangaung (FMB) Rapid 32 0.63 5 5 3.0 1270.4 1220.8 Analysis
5 Inter Regional Chess Championship 2023 (Adults) 2023/05/19 2023/05/20 Mangaung (FMB) Standard 62 0.84 5 5 3.0 1229.9 1200.0 Analysis
4 Courteney Page Chess Festival 2022 (A+B) 2022/10/15 2022/10/15 Mangaung (FMB) Rapid 32 0.63 5 5 3.0 1199.1 1196.0 Analysis
3 Balans Blitz Chess 2022 (A) 2022/08/13 2022/08/13 Mangaung (FMB) Blitz 5 0.18 7 6 1.0 1206.0 1181.6 Analysis
2 Smart Chess Blitz 2022 (Open) 2022/05/07 2022/05/07 Mangaung (FMB) Blitz 7 0.23 7 7 3.0 1200.5 1200.0 Analysis
1 Morris Club Championship 2022 2022/02/26 2022/02/26 Mangaung (FMB) Rapid 32 0.63 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 42 21 7 14 24.5 58.3 70.8 1491.6 1562.5
White 20 8 4 8 10.0 50.0 0.0 1557.3 1557.3
Black 22 13 3 6 14.5 65.9 135.2 1432.0 1567.2
Standard All 22 10 4 8 12.0 54.5 38.6 1529.1 1567.7
White 11 5 1 5 5.5 50.0 0.0 1580.3 1580.3
Black 11 5 3 3 6.5 59.1 77.3 1477.9 1555.2
Rapid All 20 11 3 6 12.5 62.5 106.3 1450.4 1556.7
White 9 3 3 3 4.5 50.0 0.0 1529.1 1529.1
Black 11 8 0 3 8.0 72.7 193.2 1386.0 1579.2
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 80 39 8 33 43.0 53.8 31.9 1425.8 1457.7
White 38 16 4 18 18.0 47.4 -22.4 1456.4 1434.0
Black 42 23 4 15 25.0 59.5 81.0 1398.1 1479.1
Standard All 27 13 4 10 15.0 55.6 47.2 1499.7 1546.9
White 13 7 1 5 7.5 57.7 65.4 1508.0 1573.3
Black 14 6 3 5 7.5 53.6 30.4 1492.0 1522.3
Rapid All 40 22 4 14 24.0 60.0 85.0 1402.2 1487.2
White 19 7 3 9 8.5 44.7 -44.7 1477.5 1432.8
Black 21 15 1 5 15.5 73.8 202.4 1334.0 1536.4
Blitz All 13 4 0 9 4.0 30.8 -163.5 1345.1 1181.6
White 6 2 0 4 2.0 33.3 -141.7 1277.8 1136.1
Black 7 2 0 5 2.0 28.6 -182.1 1402.7 1220.6
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 101084890 Nophale, N (Ntokozo) 6 2.5 2 1 3 41.7 1276.1 -70.8 1205.3 View list
2 108086187 Rossouw, J (Johrne) 5 0.0 0 0 5 0.0 1334.0 -425.0 909.0 View list
3 1060111831 Mitchell, V (Vanadium) 4 1.5 1 1 2 37.5 1291.7 -106.3 1185.5 View list
4 102034070 Senatle, K (Kamogelo) 4 1.0 1 0 3 25.0 1309.8 -212.5 1097.3 View list
5 102023635 Modirwa, O (Ofentse) 4 1.0 0 2 2 25.0 1387.9 -212.5 1175.4 View list
6 107069734 Jordaan, W (Wian) 2 2.0 2 0 0 100.0 1419.0 425.0 1844.0 View list
7 1090117637 Els, C (Christiaan) 2 2.0 2 0 0 100.0 1355.6 425.0 1780.6 View list
8 2060138204 Xuma, O (Owam) 2 2.0 2 0 0 100.0 1459.9 425.0 1884.9 View list
9 107059658 Eliades, AK (Alexandros) 2 1.5 1 1 0 75.0 1378.1 212.5 1590.6 View list
10 102068522 Solven, S (Sihle) 2 1.5 1 1 0 75.0 1414.5 212.5 1627.0 View list
11 107052210 Kotze, CJ (Christiaan) 2 0.5 0 1 1 25.0 1355.6 -212.5 1143.1 View list
12 1030097479 Halter, P (Prince) 2 0.0 0 0 2 0.0 1203.3 -425.0 778.3 View list
13 194020362 Manaba, T (Thembani) 2 0.0 0 0 2 0.0 1235.5 -425.0 810.5 View list
14 196009309 Feng, SM (Sheng-Ming) 1 1.0 1 0 0 100.0 1402.0 425.0 1827.0 View list
15 1910148576 Feldman, M (Matthew) 1 1.0 1 0 0 100.0 1427.0 425.0 1852.0 View list
16 1080191559 Etsebeth, T (Tristan) 1 1.0 1 0 0 100.0 1503.3 425.0 1928.3 View list
17 1040308338 Diphoko, T (Tshepo) 1 1.0 1 0 0 100.0 1508.7 425.0 1933.7 View list
18 1070138196 January, O (Oratile) 1 1.0 1 0 0 100.0 1402.0 425.0 1827.0 View list
19 158005758 Croukamp, P (Patrick) 1 1.0 1 0 0 100.0 1229.9 425.0 1654.9 View list
20 201052852 Kgosietsile, T (Tshegofatso) 1 1.0 1 0 0 100.0 1229.9 425.0 1654.9 View list