Player Page

Barkhuizen, SJ (Simon Jurgens)
Dob: 2014/12/04 (U12)
Gender: Male
Chess SA id: 1140134237
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/10/26 (26 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 rating1496.6
Current Weighted rating1436.1
Current Weighted performance1425.4
Current official/published rating (highest between Raw, WR and WP)1496.6
Current highest rating achieved1541.5
Current floor (min rating allowed)1041.5
Current K-factor32
Games played this month5
Score (S)4.0
Expected score (We)3.65
Difference (S-We)0.29
Current Raw change (no limits, including tournament time weight)9.3
Current min/max change allowed (with limits)±108.7
Current Raw change used (final)9.3
Projected new Raw rating1505.9
Projected new Weighed rating1323.0
Projected new Weighted performance1447.1
Projected new final Raw rating (if new WP > new Raw)1505.9
Projected new highest rating1541.5
Projected new floor1041.5
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1505.9
Projected effective change (new Official - current Official)+9.3
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 rating1486.5
Current Weighted rating1426.1
Current Weighted performance1425.4
Current official/published rating (highest between Raw, WR and WP)1486.5
Current highest rating achieved1537.5
Current floor (min rating allowed)1037.5
Current K-factor32
Games played this month5
Score (S)4.0
Expected score (We)3.59
Difference (S-We)0.41
Current Raw change (no limits, including tournament time weight)13.1
Current min/max change allowed (with limits)±110.2
Current Raw change used (final)13.1
Projected new Raw rating1499.6
Projected new Weighed rating1313.9
Projected new Weighted performance1447.1
Projected new final Raw rating (if new WP > new Raw)1499.6
Projected new highest rating1537.5
Projected new floor1037.5
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1499.6
Projected effective change (new Official - current Official)+13.1
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Tournament: Lardies Ope 2024 (U12)
Start: 2024/10/26  End: 2024/10/26  Host: GTP  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 4.0
Main rating: 1496.6  Rating gain/loss: 9.3
Type rating: 1486.5  Rating gain/loss: 13.1
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
14 Lardies Ope 2024 (U12) 2024/10/26 2024/10/26 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1496.6 1486.5 Analysis
13 Gauteng Top Schools 2024 (U11 Open) 2024/10/04 2024/10/04 Ekurhuleni (GE) Standard 60 0.83 5 5 1.5 1536.7 1534.5 Analysis
12 2024 Etienne Lewis (U12) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 4.5 1510.1 1509.8 Analysis
11 Gauteng Schools Individuals Finals 2024 (U11 Boys) 2024/08/16 2024/08/16 Ekurhuleni (GE) Standard 60 0.83 5 5 5.0 1510.1 1509.8 Analysis
10 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U11A) 2024/08/03 2024/08/03 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1514.7 1512.4 Analysis
9 Menlopark Open Chess Tournament 2024 (U12) 2024/07/13 2024/07/13 Tshwane (GTP) Standard 60 0.83 5 5 4.5 1450.1 1444.6 Analysis
8 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024/06/15 2024/06/17 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1443.5 1433.1 Analysis
7 2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1370.5 1347.3 Analysis
6 South African Junior Closed Chess Championship 2024 (U10 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 5.0 1370.5 1347.3 Analysis
5 2024 Silver Lakes Open Chess Tournament (D1) 2024/04/21 2024/04/21 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1396.8 1377.1 Analysis
4 2024 Constantiapark Open (C) 2024/02/17 2024/02/17 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1466.1 1461.3 Analysis
3 2024 Blou Bul Open Chess Tournament (C) 2024/02/10 2024/02/10 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1466.1 1461.3 Analysis
2 2024 Tshwane Chess OPEN Registration Tournament (C1) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1405.1 1391.9 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U10A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1405.1 1391.9 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
37 Lardies Ope 2024 (U12) 2024/10/26 2024/10/26 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1496.6 1486.5 Analysis
36 Gauteng Top Schools 2024 (U11 Open) 2024/10/04 2024/10/04 Ekurhuleni (GE) Standard 60 0.83 5 5 1.5 1536.7 1534.5 Analysis
35 2024 Etienne Lewis (U12) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 4.5 1510.1 1509.8 Analysis
34 Gauteng Schools Individuals Finals 2024 (U11 Boys) 2024/08/16 2024/08/16 Ekurhuleni (GE) Standard 60 0.83 5 5 5.0 1510.1 1509.8 Analysis
33 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U11A) 2024/08/03 2024/08/03 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1514.7 1512.4 Analysis
32 Menlopark Open Chess Tournament 2024 (U12) 2024/07/13 2024/07/13 Tshwane (GTP) Standard 60 0.83 5 5 4.5 1450.1 1444.6 Analysis
31 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024/06/15 2024/06/17 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1443.5 1433.1 Analysis
30 2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1370.5 1347.3 Analysis
29 South African Junior Closed Chess Championship 2024 (U10 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 5.0 1370.5 1347.3 Analysis
28 2024 Silver Lakes Open Chess Tournament (D1) 2024/04/21 2024/04/21 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1396.8 1377.1 Analysis
27 2024 Constantiapark Open (C) 2024/02/17 2024/02/17 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1466.1 1461.3 Analysis
26 2024 Blou Bul Open Chess Tournament (C) 2024/02/10 2024/02/10 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1466.1 1461.3 Analysis
25 2024 Tshwane Chess OPEN Registration Tournament (C1) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1405.1 1391.9 Analysis
24 2024 Gauteng Inter-Region Chess Championship (U10A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1405.1 1391.9 Analysis
23 Lardies Open Tournament 2023 (C) 2023/10/28 2023/10/28 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1447.1 1442.5 Analysis
22 2023 Centurion Chess Open (C) 2023/09/23 2023/09/23 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1471.5 1471.9 Analysis
21 2023 Etienne Lewis Closed Tournament (U10) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 7 6.0 1340.7 1336.4 Analysis
20 2023 Gauteng Top Schools (U9 Mixed) 2023/08/18 2023/08/18 West Rand (GWR) Standard 60 0.83 5 5 5.0 1340.7 1336.4 Analysis
19 2023 Woman's Day Open Chess Tournament (Rook) 2023/08/09 2023/08/09 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1340.7 1336.4 Analysis
18 2023 Tshwane South School District CLOSED League Championship (U9) 2023/07/29 2023/07/29 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1279.1 1259.3 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 78 45 6 27 48.0 61.5 98.1 1372.1 1470.2
White 40 24 3 13 25.5 63.8 116.9 1367.0 1483.9
Black 38 21 3 14 22.5 59.2 78.3 1377.6 1455.9
Standard All 78 45 6 27 48.0 61.5 98.1 1372.1 1470.2
White 40 24 3 13 25.5 63.8 116.9 1367.0 1483.9
Black 38 21 3 14 22.5 59.2 78.3 1377.6 1455.9
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 196 122 11 63 127.5 65.1 127.9 1278.8 1406.7
White 103 65 3 35 66.5 64.6 123.8 1278.2 1402.0
Black 93 57 8 28 61.0 65.6 132.5 1279.4 1412.0
Standard All 196 122 11 63 127.5 65.1 127.9 1278.8 1406.7
White 103 65 3 35 66.5 64.6 123.8 1278.2 1402.0
Black 93 57 8 28 61.0 65.6 132.5 1279.4 1412.0
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1140134057 Erwee, HP (Hermanus Philipus) 5 4.0 4 0 1 80.0 1316.9 255.0 1571.9 View list
2 1140135082 Janse Van Rensburg, J (Josh) 4 3.5 3 1 0 87.5 1397.3 318.8 1716.1 View list
3 1140135557 Thorulsley, K (Kairaav) 4 2.0 2 0 2 50.0 1378.5 0.0 1378.5 View list
4 1140134245 Van Der Merwe, ZC (Zander Christiaan) 4 0.5 0 1 3 12.5 1408.9 -318.8 1090.1 View list
5 1130134041 Botha, L (Logan) 3 3.0 3 0 0 100.0 1421.2 425.0 1846.2 View list
6 2140135776 Roberts, F (Frans-Leigh) 3 3.0 3 0 0 100.0 1339.2 425.0 1764.2 View list
7 1140134633 Van Der Merwe, A (Aiden Joshua) 3 3.0 3 0 0 100.0 1328.9 425.0 1753.9 View list
8 1140159107 Vosloo, D (Dewaal) 3 2.0 2 0 1 66.7 1413.1 141.7 1554.8 View list
9 1140135555 Prinsloo, N (Nicholas) 3 1.0 1 0 2 33.3 1372.1 -141.7 1230.4 View list
10 1130131224 Minny, O (Oban) 3 0.5 0 1 2 16.7 1439.4 -283.3 1156.1 View list
11 1130140635 Ribbens, R (Reuben) 3 0.0 0 0 3 0.0 1520.5 -425.0 1095.5 View list
12 1140134429 Botha, G (Gregory) 2 2.0 2 0 0 100.0 1287.1 425.0 1712.1 View list
13 1130133911 Butner, J (James) 2 2.0 2 0 0 100.0 1337.6 425.0 1762.6 View list
14 2130137395 Du Toit, M (Mine) 2 2.0 2 0 0 100.0 1480.1 425.0 1905.1 View list
15 2130154142 Mabasa, D (Dzunani) 2 2.0 2 0 0 100.0 1433.5 425.0 1858.5 View list
16 2150134511 Minny, L (Lunka) 2 2.0 2 0 0 100.0 1332.9 425.0 1757.9 View list
17 1140134242 Opperman, J (Jordan) 2 2.0 2 0 0 100.0 1348.0 425.0 1773.0 View list
18 2140135150 Prinsloo, V (Veronique) 2 2.0 2 0 0 100.0 1384.3 425.0 1809.3 View list
19 2140133857 Venter, E (Elke) 2 2.0 2 0 0 100.0 1418.7 425.0 1843.7 View list
20 2140134240 Du Plessis, M (Mia) 2 1.5 1 1 0 75.0 1284.5 212.5 1497.0 View list