Player Page

Van Der Merwe, AP (Altus Philip)
Dob: 2009/12/04 (U16)
Gender: Male
Chess SA id: 109082676
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/10/05 (50 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 rating1447.6
Current Weighted rating1344.0
Current Weighted performance1404.1
Current official/published rating (highest between Raw, WR and WP)1447.6
Current highest rating achieved1447.6
Current floor (min rating allowed)947.6
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)±116.5
Current Raw change used (final)0.0
Projected new Raw rating1447.6
Projected new Weighed rating1238.7
Projected new Weighted performance1404.1
Projected new final Raw rating (if new WP > new Raw)1447.6
Projected new highest rating1447.6
Projected new floor947.6
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1447.6
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 rating1429.7
Current Weighted rating1330.7
Current Weighted performance1393.9
Current official/published rating (highest between Raw, WR and WP)1429.7
Current highest rating achieved1429.7
Current floor (min rating allowed)929.7
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)±119.5
Current Raw change used (final)0.0
Projected new Raw rating1429.7
Projected new Weighed rating1226.6
Projected new Weighted performance1393.9
Projected new final Raw rating (if new WP > new Raw)1429.7
Projected new highest rating1429.7
Projected new floor929.7
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1429.7
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 rating739.2
Current Weighted rating580.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)739.2
Current highest rating achieved739.2
Current floor (min rating allowed)239.2
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)±319.7
Current Raw change used (final)0.0
Projected new Raw rating739.2
Projected new Weighed rating536.7
Projected new Weighted performance496.6
Projected new final Raw rating (if new WP > new Raw)739.2
Projected new highest rating739.2
Projected new floor239.2
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)739.2
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 rating600.0
Current Weighted rating569.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)600.0
Current highest rating achieved600.0
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)±389.8
Current Raw change used (final)0.0
Projected new Raw rating600.0
Projected new Weighed rating526.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating600.0
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)600.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
8 Gauteng Top Schools 2024 (U17 Open) 2024/10/05 2024/10/05 Ekurhuleni (GE) Rapid 35 0.66 5 5 3.5 1436.8 600.0 Analysis
7 2024 Etienne Lewis (U16) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 4.5 1410.9 1401.2 Analysis
6 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U17A) 2024/08/03 2024/08/03 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1394.7 1379.4 Analysis
5 2024 Tshwane South School District CLOSED Individual Championships (U15 Mixed) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1430.0 1420.4 Analysis
4 2024 Silver Lakes Open Chess Tournament (D2) 2024/04/20 2024/04/20 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1304.7 1293.7 Analysis
3 2024 Lubowski Open Chess Tournament (D1) 2024/03/23 2024/03/24 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1266.1 1250.9 Analysis
2 2024 Tshwane Chess AHS Open Chess Tournament (C2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1274.2 1261.0 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U16C) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1275.6 1265.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
37 Gauteng Top Schools 2024 (U17 Open) 2024/10/05 2024/10/05 Ekurhuleni (GE) Rapid 35 0.66 5 5 3.5 1436.8 600.0 Analysis
36 2024 Etienne Lewis (U16) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 4.5 1410.9 1401.2 Analysis
35 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U17A) 2024/08/03 2024/08/03 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1394.7 1379.4 Analysis
34 2024 Tshwane South School District CLOSED Individual Championships (U15 Mixed) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1430.0 1420.4 Analysis
33 2024 Silver Lakes Open Chess Tournament (D2) 2024/04/20 2024/04/20 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1304.7 1293.7 Analysis
32 2024 Lubowski Open Chess Tournament (D1) 2024/03/23 2024/03/24 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1266.1 1250.9 Analysis
31 2024 Tshwane Chess AHS Open Chess Tournament (C2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1274.2 1261.0 Analysis
30 2024 Gauteng Inter-Region Chess Championship (U16C) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1275.6 1265.0 Analysis
29 2023 Etienne Lewis Closed Tournament (U16) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1237.7 1219.3 Analysis
28 2023 Tshwane South School District CLOSED League Championship (U15) 2023/07/29 2023/07/29 Tshwane (GTP) Standard 60 0.83 3 3 1.5 1240.7 1223.6 Analysis
27 2023 Elize Steenkamp Open Tournament (B) 2023/06/16 2023/06/16 Tshwane (GTP) Standard 90 0.94 6 5 1.0 1266.8 1245.2 Analysis
26 Wynie Robbertse Open Tournament 2023 (B) 2023/06/03 2023/06/03 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1266.8 1245.2 Analysis
25 Tuks Junior Developmental Chess Tournament 2023 (Blue) 2023/03/18 2023/03/18 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1292.5 1268.2 Analysis
24 2023 Afrikaans Hoër Seunskool Open Chess Tournament (B) 2023/03/04 2023/03/04 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1292.5 1268.2 Analysis
23 2023 Tshwane Chess Open Registration Tournament (B2) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1323.6 1321.1 Analysis
22 2022 South African Junior Team Chess Championships (U14 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 2.0 1367.2 1362.1 Analysis
21 Lardies Tournament 2022 (U14) 2022/10/29 2022/10/29 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1322.7 1312.0 Analysis
20 2022 Etienne Lewis (U14 Open) 2022/09/02 2022/09/04 Tshwane (GTP) Standard 90 0.94 7 7 4.0 1312.9 1300.1 Analysis
19 2022 Alekhine Open (D) 2022/08/13 2022/08/14 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1245.9 1235.7 Analysis
18 2022 Jacaranda Round Robin (S) 2022/07/30 2022/07/30 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1128.3 1125.2 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 42 24 5 13 26.5 63.1 111.3 1313.6 1424.9
White 20 9 3 8 10.5 52.5 21.3 1308.3 1329.5
Black 22 15 2 5 16.0 72.7 193.2 1318.5 1511.7
Standard All 37 21 4 12 23.0 62.2 103.4 1309.3 1412.7
White 18 9 2 7 10.0 55.6 47.2 1309.9 1357.1
Black 19 12 2 5 13.0 68.4 156.6 1308.7 1465.3
Rapid All 5 3 1 1 3.5 70.0 170.0 1345.7 1515.7
White 2 0 1 1 0.5 25.0 -212.5 1293.8 1081.3
Black 3 3 0 0 3.0 100.0 425.0 1380.3 1805.3
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 191 93 10 88 98.0 51.3 11.1 1231.8 1243.0
White 94 43 4 47 45.0 47.9 -18.1 1222.6 1204.5
Black 97 50 6 41 53.0 54.6 39.4 1240.8 1280.2
Standard All 186 90 9 87 94.5 50.8 6.9 1228.8 1235.6
White 92 43 3 46 44.5 48.4 -13.9 1221.0 1207.2
Black 94 47 6 41 50.0 53.2 27.1 1236.4 1263.5
Rapid All 5 3 1 1 3.5 70.0 170.0 1345.7 1515.7
White 2 0 1 1 0.5 25.0 -212.5 1293.8 1081.3
Black 3 3 0 0 3.0 100.0 425.0 1380.3 1805.3
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 1090115218 Mahlangu, NP (Nkosinathi Phillip) 3 2.5 2 1 0 83.3 1156.8 283.3 1440.1 View list
2 1090104250 Bhudai, A (Arman) 3 1.0 1 0 2 33.3 1327.9 -141.7 1186.2 View list
3 1110100045 Gondwe, P (Prosper) 3 0.0 0 0 3 0.0 1203.4 -425.0 778.4 View list
4 1090098574 Gounder, A (Arun) 3 0.0 0 0 3 0.0 1244.8 -425.0 819.8 View list
5 1100102627 Botha, J (Juan) 2 2.0 2 0 0 100.0 956.8 425.0 1381.8 View list
6 1120109890 Grahan, T (Tylo) 2 2.0 2 0 0 100.0 1279.3 425.0 1704.3 View list
7 2100109348 Karsten, CB (Chay Belle) 2 2.0 2 0 0 100.0 1165.8 425.0 1590.8 View list
8 1090116738 Makaleng, K (Kgothatso) 2 2.0 2 0 0 100.0 1275.3 425.0 1700.3 View list
9 1110134038 Saaiman, M (Matthys) 2 2.0 2 0 0 100.0 1089.8 425.0 1514.8 View list
10 1120134054 Snyman, J (Jacques) 2 2.0 2 0 0 100.0 1197.2 425.0 1622.2 View list
11 210086543 Beyers, LK (Lisa) 2 1.0 1 0 1 50.0 500.0 0.0 500.0 View list
12 1080105125 Nason, C (Cyle) 2 1.0 1 0 1 50.0 1163.7 0.0 1163.7 View list
13 109083430 Swanepoel, D (Darius) 2 1.0 1 0 1 50.0 1361.3 0.0 1361.3 View list
14 109083432 Vermeulen, T (Tiaan Leon) 2 1.0 1 0 1 50.0 1343.3 0.0 1343.3 View list
15 109092649 Webb, K (Kagan) 2 1.0 1 0 1 50.0 1317.8 0.0 1317.8 View list
16 1050134035 Mouton, J (Jacques) 2 0.0 0 0 2 0.0 1085.2 -425.0 660.2 View list
17 210083428 Rautenbach, H (Helen Christine) 2 0.0 0 0 2 0.0 1317.8 -425.0 892.8 View list
18 109086362 Yang, A (Alex) 2 0.0 0 0 2 0.0 1333.8 -425.0 908.8 View list
19 1080309077 Austin, K (Kydnav) 1 1.0 1 0 0 100.0 1394.7 425.0 1819.7 View list
20 1070096809 Anderson, S (Shane) 1 1.0 1 0 0 100.0 500.0 425.0 925.0 View list