Player Page

Du Plessis, A (Arno)
Dob: 2008/08/07 (U18)
Gender: Male
Chess SA id: 108072976
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2024/05/01 (10 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 rating1586.7
Curent Weighted rating1578.9
Curent Weighted performance1555.4
Current official/published rating (highest between Raw, WR and WP)1586.7
Current floor (min rating allowed)1133.3
Current highest rating achieved1633.3
Current K-factor28
Games played this month9
Score (S)5.0
Expected score (We)3.75
Difference (S-We)1.25
Current Raw change (no limits, including tournament time weight)35.0
Current min/max change allowed (with limits)±95.6
Current Raw change used (final)35.0
Projected new Raw rating1621.7
Projected new Weighed rating1583.4
Projected new Weighted performance1555.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1621.7
Projected effective change (new Official - current Official)+35.0
Projected new highest rating1633.3
Projected new floor1133.3
Projected new K-facor28
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 rating1587.0
Curent Weighted rating1584.1
Curent Weighted performance1549.2
Current official/published rating (highest between Raw, WR and WP)1587.0
Current floor (min rating allowed)1129.1
Current highest rating achieved1629.1
Current K-factor28
Games played this month9
Score (S)5.0
Expected score (We)3.77
Difference (S-We)1.23
Current Raw change (no limits, including tournament time weight)34.4
Current min/max change allowed (with limits)±95.5
Current Raw change used (final)34.4
Projected new Raw rating1621.4
Projected new Weighed rating1588.4
Projected new Weighted performance1549.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1621.4
Projected effective change (new Official - current Official)+34.4
Projected new highest rating1629.1
Projected new floor1129.1
Projected new K-facor28
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 rating1254.0
Curent Weighted rating1242.0
Curent Weighted performance905.6
Current official/published rating (highest between Raw, WR and WP)1254.0
Current floor (min rating allowed)754.0
Current highest rating achieved1254.0
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)±153.5
Current Raw change used (final)0.0
Projected new Raw rating1254.0
Projected new Weighed rating1243.3
Projected new Weighted performance905.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1254.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1254.0
Projected new floor754.0
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 rating987.6
Curent Weighted rating990.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)990.0
Current floor (min rating allowed)754.0
Current highest rating achieved1007.9
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)±224.4
Current Raw change used (final)0.0
Projected new Raw rating987.6
Projected new Weighed rating989.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)989.4
Projected effective change (new Official - current Official)-0.6
Projected new highest rating1007.9
Projected new floor754.0
Projected new K-facor40
Tournaments
Tournament: South African Junior Closed Chess Championship 2024 (U16 Open)
Start: 2024/04/27  End: 2024/05/01  Host: GE  Type: Standard   Time: 120  Time weight: 1.00  Rounds: 9
Games: 9  Score: 5.0
Main rating: 1586.7  Rating gain/loss: 35.0
Type rating: 1587.0  Rating gain/loss: 34.4
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
7 South African Junior Closed Chess Championship 2024 (U16 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 5.0 1586.7 1587.0 Analysis
6 Eden Chess Trials 2 2024 (U18) 2024/04/13 2024/04/20 Eden (WEG) Standard 60 0.83 10 9 6.5 1571.4 1568.8 Analysis
5 Western Cape HS Individuals Championship 2024 (U18 Boys) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 3.5 1586.5 1593.2 Analysis
4 Eden School Chess Trials 1 2024 (U18 Boys) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 4.0 1586.5 1593.2 Analysis
3 George Schools Trials 2 2024 (U18 Boys) 2024/02/17 2024/02/17 Eden District (WEG) Standard 60 0.83 5 5 4.0 1568.1 1572.5 Analysis
2 George Schools Trials 1 2024 (U18 Boys) 2024/02/03 2024/02/03 Eden District (WEG) Standard 60 0.83 5 4 4.0 1568.1 1572.5 Analysis
1 Eden Closed 2024 (Men) 2024/01/20 2024/01/21 Eden District (WEG) Standard 90 0.94 6 6 2.5 1583.6 1595.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
59 South African Junior Closed Chess Championship 2024 (U16 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 5.0 1586.7 1587.0 Analysis
58 Eden Chess Trials 2 2024 (U18) 2024/04/13 2024/04/20 Eden (WEG) Standard 60 0.83 10 9 6.5 1571.4 1568.8 Analysis
57 Western Cape HS Individuals Championship 2024 (U18 Boys) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 3.5 1586.5 1593.2 Analysis
56 Eden School Chess Trials 1 2024 (U18 Boys) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 4.0 1586.5 1593.2 Analysis
55 George Schools Trials 2 2024 (U18 Boys) 2024/02/17 2024/02/17 Eden District (WEG) Standard 60 0.83 5 5 4.0 1568.1 1572.5 Analysis
54 George Schools Trials 1 2024 (U18 Boys) 2024/02/03 2024/02/03 Eden District (WEG) Standard 60 0.83 5 4 4.0 1568.1 1572.5 Analysis
53 Eden Closed 2024 (Men) 2024/01/20 2024/01/21 Eden District (WEG) Standard 90 0.94 6 6 2.5 1583.6 1595.2 Analysis
52 Western Cape Top Schools 2023 (U15 Mixed) 2023/09/02 2023/09/03 Cape Winelands (WCW) Standard 60 0.83 6 5 3.5 1587.8 1602.2 Analysis
51 2023 SA Schools Winter Games (U15 Open) 2023/07/04 2023/07/06 West Rand (GWR) Standard 65 0.85 7 7 3.5 1606.8 1629.1 Analysis
50 Inter Club Blitz 2 2023 (Open) 2023/06/21 2023/06/21 Eden District (WEG) Blitz 5 0.18 10 8 1.0 1633.3 1007.9 Analysis
49 Eden Trials 2+3 2023 (U16) 2023/04/15 2023/05/13 Eden District (WEG) Standard 60 0.83 10 9 8.0 1627.5 1620.1 Analysis
48 Western Cape HS Individuals 2023 (U15 Boys) 2023/04/01 2023/04/02 Cape Town (WCT) Standard 60 0.83 6 6 5.0 1581.2 1578.4 Analysis
47 Eden Trails 1 2023 (U15 Boys) 2023/03/11 2023/03/11 Eden District (WEG) Standard 60 0.83 5 5 5.0 1544.0 1539.3 Analysis
46 George Chess Trials 2 2023 (U15 Boys) 2023/02/11 2023/02/11 Cape Town (WCT) Standard 60 0.83 5 5 4.0 1547.5 1541.2 Analysis
45 George Chess Trials 1 2023 (U15 Boys) 2023/01/28 2023/01/28 Eden District (WEG) Standard 60 0.83 5 4 3.0 1528.5 1524.0 Analysis
44 George Open 2022 (A) 2022/12/03 2022/12/03 Eden District (WEG) Standard 60 0.83 5 5 2.5 1533.8 1531.7 Analysis
43 Mossel Bay Open 2022 (A) 2022/09/30 2022/10/02 Eden District (WEG) Standard 90 0.94 6 6 3.0 1515.2 1512.1 Analysis
42 Western Cape Top Schools 2022 (U15 Mix) 2022/09/16 2022/09/17 Overberg (WOS) Standard 60 0.83 5 5 5.0 1479.9 1463.9 Analysis
41 Pacaltsdorp Chess Club 2022 (A) 2022/08/27 2022/08/27 Eden District (WEG) Rapid 25 0.54 6 6 4.0 1470.4 1218.7 Analysis
40 South African Open 2022 (B) 2022/07/09 2022/07/17 Cape Town (WCT) Standard 120 1.00 11 11 6.5 1560.0 1562.2 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 44 26 7 11 29.5 67.0 144.9 1461.5 1606.3
White 22 15 3 4 16.5 75.0 212.5 1422.2 1634.7
Black 22 11 4 7 13.0 59.1 77.3 1500.7 1578.0
Standard All 44 26 7 11 29.5 67.0 144.9 1461.5 1606.3
White 22 15 3 4 16.5 75.0 212.5 1422.2 1634.7
Black 22 11 4 7 13.0 59.1 77.3 1500.7 1578.0
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 343 227 35 81 244.5 71.3 180.9 1264.4 1445.3
White 180 126 17 37 134.5 74.7 210.1 1248.4 1458.6
Black 163 101 18 44 110.0 67.5 148.6 1282.1 1430.7
Standard All 295 198 32 65 214.0 72.5 191.6 1261.7 1453.3
White 155 107 16 32 115.0 74.2 205.6 1244.0 1449.7
Black 140 91 16 33 99.0 70.7 176.1 1281.3 1457.3
Rapid All 29 21 2 6 22.0 75.9 219.8 1315.3 1535.1
White 16 14 1 1 14.5 90.6 345.3 1290.9 1636.3
Black 13 7 1 5 7.5 57.7 65.4 1345.3 1410.7
Blitz All 19 8 1 10 8.5 44.7 -44.7 1229.2 1184.5
White 9 5 0 4 5.0 55.6 47.2 1248.6 1295.8
Black 10 3 1 6 3.5 35.0 -127.5 1211.8 1084.3
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 109086413 Scholtz, H (Hanko) 7 5.0 5 0 2 71.4 1446.3 182.1 1628.5 View list
2 108085285 Harker, C (Cassidy) 6 6.0 6 0 0 100.0 1443.6 425.0 1868.6 View list
3 1070097033 Williams, I (Igor) 6 6.0 6 0 0 100.0 1369.1 425.0 1794.1 View list
4 107086423 Heesen, T (Tyler) 5 4.5 4 1 0 90.0 1414.2 340.0 1754.2 View list
5 107086420 Kruger, S (Sachin) 5 1.5 1 1 3 30.0 1329.1 -170.0 1159.1 View list
6 108961372 Barnard, S (Schalk) 4 4.0 4 0 0 100.0 1206.9 425.0 1631.9 View list
7 109086415 Marx, M (Marnu) 4 4.0 4 0 0 100.0 1441.5 425.0 1866.5 View list
8 107961373 Ehlers, R (Ruben) 4 3.0 3 0 1 75.0 1370.6 212.5 1583.1 View list
9 107082959 Geduld, L (Lucian) 4 3.0 3 0 1 75.0 1337.3 212.5 1549.8 View list
10 107089396 Valentine, J (Jaden) 4 2.5 2 1 1 62.5 1539.7 106.3 1645.9 View list
11 107083837 Daniels, R (Reuben) 4 1.5 1 1 2 37.5 1543.8 -106.3 1437.5 View list
12 175082822 Du Plessis, A (Arno) 3 3.0 3 0 0 100.0 1417.7 425.0 1842.7 View list
13 108085296 Meyer, M (Marsouw) 3 3.0 3 0 0 100.0 1309.9 425.0 1734.9 View list
14 1080131119 Rossouw, L (Liam) 3 3.0 3 0 0 100.0 1543.1 425.0 1968.1 View list
15 1090096204 Bezuidenhout, C (Carlo) 3 2.5 2 1 0 83.3 1319.9 283.3 1603.3 View list
16 1070132018 Jacobs, P (Pernell) 3 2.5 2 1 0 83.3 1564.5 283.3 1847.8 View list
17 108083939 Rosenberg, W (Wagheed) 3 1.5 1 1 1 50.0 1526.1 0.0 1526.1 View list
18 108086226 May, B (Behago) 3 1.0 1 0 2 33.3 1351.7 -141.7 1210.0 View list
19 105091176 Meyer, J (Jared) 3 1.0 1 0 2 33.3 1593.9 -141.7 1452.3 View list
20 107085304 Bezuidenhout, J (Jacques) 2 2.0 2 0 0 100.0 1271.9 425.0 1696.9 View list