Player Page

Van Zyl, A (Albertus Petrus)
Dob: 2014/06/16 (U12)
Gender: Male
Chess SA id: 1140134502
FIDE id:
Region: Dr Kenneth Kaunda (NWP)
Citizen: RSA
Title(s):
Last active: 2024/06/08 (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
Current Raw rating1390.9
Current Weighted rating1423.2
Current Weighted performance1294.0
Current official/published rating (highest between Raw, WR and WP)1423.2
Current highest rating achieved1528.8
Current floor (min rating allowed)1028.8
Current K-factor32
Games played this month5
Score (S)4.5
Expected score (We)2.94
Difference (S-We)1.29
Current Raw change (no limits, including tournament time weight)41.4
Current min/max change allowed (with limits)±126.3
Current Raw change used (final)41.4
Projected new Raw rating1432.3
Projected new Weighed rating1312.7
Projected new Weighted performance1421.4
Projected new final Raw rating (if new WP > new Raw)1432.3
Projected new highest rating1528.8
Projected new floor1028.8
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1432.3
Projected effective change (new Official - current Official)+9.1
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 rating1387.7
Current Weighted rating1420.2
Current Weighted performance1294.0
Current official/published rating (highest between Raw, WR and WP)1420.2
Current highest rating achieved1528.0
Current floor (min rating allowed)1028.0
Current K-factor32
Games played this month5
Score (S)4.5
Expected score (We)2.94
Difference (S-We)1.56
Current Raw change (no limits, including tournament time weight)49.9
Current min/max change allowed (with limits)±126.9
Current Raw change used (final)49.9
Projected new Raw rating1437.6
Projected new Weighed rating1310.1
Projected new Weighted performance1421.4
Projected new final Raw rating (if new WP > new Raw)1437.6
Projected new highest rating1528.0
Projected new floor1028.0
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1437.6
Projected effective change (new Official - current Official)+17.4
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 rating1213.2
Current Weighted rating1212.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1213.2
Current highest rating achieved1213.2
Current floor (min rating allowed)713.2
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)±162.7
Current Raw change used (final)0.0
Projected new Raw rating1213.2
Projected new Weighed rating1115.7
Projected new Weighted performance370.4
Projected new final Raw rating (if new WP > new Raw)1213.2
Projected new highest rating1213.2
Projected new floor713.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1213.2
Projected effective change (new Official - current Official)=0.0
Tournaments
Tournament: DR KKD Saamtrek 2024 (U14)
Start: 2024/06/08  End: 2024/06/08  Host: NWP  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 4.5
Main rating: 1390.9  Rating gain/loss: 41.4
Type rating: 1387.7  Rating gain/loss: 49.9
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
6 DR KKD Saamtrek 2024 (U14) 2024/06/08 2024/06/08 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.5 1390.9 1387.7 Analysis
5 South African Junior Closed Chess Championship 2024 (U10 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 3.5 1432.2 1428.0 Analysis
4 Bojanala's Rating Express 2024 (Knights) 2024/04/06 2024/04/06 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.5 1439.1 1439.8 Analysis
3 DR KKD Curro Feb 2024 (U14) 2024/02/10 2024/02/10 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1425.0 1424.1 Analysis
2 2024 Tshwane Chess OPEN Registration Tournament (C2) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1528.8 1528.0 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U10B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 2.0 1528.8 1528.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
23 DR KKD Saamtrek 2024 (U14) 2024/06/08 2024/06/08 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.5 1390.9 1387.7 Analysis
22 South African Junior Closed Chess Championship 2024 (U10 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 3.5 1432.2 1428.0 Analysis
21 Bojanala's Rating Express 2024 (Knights) 2024/04/06 2024/04/06 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.5 1439.1 1439.8 Analysis
20 DR KKD Curro Feb 2024 (U14) 2024/02/10 2024/02/10 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1425.0 1424.1 Analysis
19 2024 Tshwane Chess OPEN Registration Tournament (C2) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1528.8 1528.0 Analysis
18 2024 Gauteng Inter-Region Chess Championship (U10B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 2.0 1528.8 1528.0 Analysis
17 DR Kenneth Kaunda Volkies 29 Jul 2023 (C) 2023/10/29 2023/10/29 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 4.0 1294.2 1291.3 Analysis
16 2023 Thomas Lechelele North West Open (B) 2023/09/15 2023/09/16 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1513.9 1511.6 Analysis
15 DR KKD Trials 2023 (U10) 2023/09/02 2023/09/02 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1513.9 1511.6 Analysis
14 DR KKD Meiringspark 2023 (U10) 2023/08/19 2023/08/19 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 5.0 1443.0 1440.6 Analysis
13 Dr Kenneth Kaunda Volkies 2023 (C) 2023/06/10 2023/06/10 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1294.5 1290.6 Analysis
12 DR Kenneth Kaunda Curro 2023 (C) 2023/04/22 2023/04/22 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1248.2 1231.9 Analysis
11 Chris Greyling Open Tournament 2023 (D1) 2023/03/21 2023/03/21 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1320.8 1320.8 Analysis
10 Dr. Kenneth Kaunda Saamtrek 2023 (U8+U10) 2023/02/04 2023/02/04 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.5 1272.7 1259.2 Analysis
9 2022 South Africa Junior Blitz Chess Championships (U8+U10) 2022/12/05 2022/12/05 4 Knights (4K) Blitz 5 0.18 7 7 4.0 1286.9 1200.0 Analysis
8 2022 South African Junior Team Chess Championships (U12 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 6 3.0 1286.9 1275.4 Analysis
7 Dr. KKD SAJCC Trials September 2022 (U8+U10) 2022/09/03 2022/09/03 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1287.5 1275.8 Analysis
6 La Hoff Primary School 2022 (C) 2022/07/23 2022/07/23 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 2.0 1338.0 1335.9 Analysis
5 Bailie Park Potchefstroom 2022 (U8+U10) 2022/06/04 2022/06/04 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1258.8 1271.4 Analysis
4 Schoonspruit Ope 2022 (D) 2022/05/21 2022/05/21 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1217.6 1222.8 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 33 15 5 13 17.5 53.0 25.8 1334.7 1360.5
White 15 5 3 7 6.5 43.3 -56.7 1351.4 1294.7
Black 18 10 2 6 11.0 61.1 94.4 1320.8 1415.3
Standard All 33 15 5 13 17.5 53.0 25.8 1334.7 1360.5
White 15 5 3 7 6.5 43.3 -56.7 1351.4 1294.7
Black 18 10 2 6 11.0 61.1 94.4 1320.8 1415.3
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 119 70 7 42 73.5 61.8 100.0 1251.2 1351.2
White 62 35 4 23 37.0 59.7 82.3 1250.8 1333.0
Black 57 35 3 19 36.5 64.0 119.3 1251.7 1371.0
Standard All 112 66 7 39 69.5 62.1 102.5 1247.3 1349.7
White 58 33 4 21 35.0 60.3 87.9 1242.2 1330.1
Black 54 33 3 18 34.5 63.9 118.1 1252.7 1370.8
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 7 4 0 3 4.0 57.1 60.7 1314.5 1375.3
White 4 2 0 2 2.0 50.0 0.0 1375.6 1375.6
Black 3 2 0 1 2.0 66.7 141.7 1233.2 1374.9
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1130140601 Van Der Westhuizen, T (Thomas) 5 2.0 2 0 3 40.0 1275.8 -85.0 1190.8 View list
2 1110114779 Els, P (Paul) 4 4.0 4 0 0 100.0 1240.1 425.0 1665.1 View list
3 1120140598 Labuschagne, E (Edrich) 4 2.0 2 0 2 50.0 1308.5 0.0 1308.5 View list
4 1160145195 Labuschagne, P (Phillip) 3 2.5 2 1 0 83.3 1284.9 283.3 1568.2 View list
5 1140146391 Labuschagne, G (Gian) 3 2.0 2 0 1 66.7 1349.9 141.7 1491.5 View list
6 1150149634 Combrink, F (Frederick Johan) 2 2.0 2 0 0 100.0 1393.3 425.0 1818.3 View list
7 1140149638 Koenig, W (Wian) 2 2.0 2 0 0 100.0 1478.5 425.0 1903.5 View list
8 1120134190 Scholtz, R (Rohann) 2 2.0 2 0 0 100.0 1271.2 425.0 1696.2 View list
9 1150147147 Van Niekerk, K (Kyle) 2 2.0 2 0 0 100.0 1478.5 425.0 1903.5 View list
10 107095175 Molefe, LM (Lord Motheo) 2 1.0 1 0 1 50.0 1381.1 0.0 1381.1 View list
11 1130140602 Werkman, R (Robert Josua) 2 1.0 1 0 1 50.0 1273.2 0.0 1273.2 View list
12 1150146150 Ellender, A (Asher) 2 0.0 0 0 2 0.0 1359.6 -425.0 934.6 View list
13 1090115697 Botha, Z (Zak) 1 1.0 1 0 0 100.0 1338.0 425.0 1763.0 View list
14 1140153029 Botha, S (Sebastian) 1 1.0 1 0 0 100.0 1528.8 425.0 1953.8 View list
15 1120141034 Bergh, M (Martin) 1 1.0 1 0 0 100.0 1286.9 425.0 1711.9 View list
16 1150142193 Beneke, D (Dian Dawid) 1 1.0 1 0 0 100.0 1258.8 425.0 1683.8 View list
17 2130154460 Bekker, M (Maggie) 1 1.0 1 0 0 100.0 1439.1 425.0 1864.1 View list
18 2100134461 Barnard, LM (Leonora Magdalena) 1 1.0 1 0 0 100.0 1188.7 425.0 1613.7 View list
19 2130140596 Brits, M (Marica) 1 1.0 1 0 0 100.0 1200.3 425.0 1625.3 View list
20 2110148394 Buso, O (Owethu) 1 1.0 1 0 0 100.0 1188.7 425.0 1613.7 View list