Player Page

De Villiers, AM (Ammen Mohammed)
Dob: 2001/11/14 (Adult)
Gender: Male
Chess SA id: 1010115854
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/06/17 (3 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 rating1527.7
Current Weighted rating1381.0
Current Weighted performance1531.6
Current official/published rating (highest between Raw, WR and WP)1531.6
Current highest rating achieved1527.7
Current floor (min rating allowed)1027.7
Current K-factor32
Games played this month5
Score (S)1.5
Expected score (We)1.67
Difference (S-We)-0.17
Current Raw change (no limits, including tournament time weight)-5.4
Current min/max change allowed (with limits)±104.0
Current Raw change used (final)-5.4
Projected new Raw rating1522.3
Projected new Weighed rating1274.1
Projected new Weighted performance1537.7
Projected new final Raw rating (if new WP > new Raw)1537.7
Projected new highest rating1537.7
Projected new floor1037.7
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1537.7
Projected effective change (new Official - current Official)+6.1
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 rating1506.5
Current Weighted rating1334.9
Current Weighted performance1514.8
Current official/published rating (highest between Raw, WR and WP)1514.8
Current highest rating achieved1506.5
Current floor (min rating allowed)1006.5
Current K-factor32
Games played this month5
Score (S)1.5
Expected score (We)1.45
Difference (S-We)0.05
Current Raw change (no limits, including tournament time weight)1.6
Current min/max change allowed (with limits)±107.1
Current Raw change used (final)1.6
Projected new Raw rating1508.1
Projected new Weighed rating1230.3
Projected new Weighted performance1538.7
Projected new final Raw rating (if new WP > new Raw)1538.7
Projected new highest rating1538.7
Projected new floor1038.7
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1538.7
Projected effective change (new Official - current Official)+23.9
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 rating1376.2
Current Weighted rating1298.6
Current Weighted performance1328.5
Current official/published rating (highest between Raw, WR and WP)1376.2
Current highest rating achieved1376.2
Current floor (min rating allowed)876.2
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)±129.0
Current Raw change used (final)0.0
Projected new Raw rating1376.2
Projected new Weighed rating1200.1
Projected new Weighted performance1328.5
Projected new final Raw rating (if new WP > new Raw)1376.2
Projected new highest rating1376.2
Projected new floor876.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1376.2
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 rating1250.9
Current Weighted rating1224.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1250.9
Current highest rating achieved1262.8
Current floor (min rating allowed)762.8
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)±154.2
Current Raw change used (final)0.0
Projected new Raw rating1250.9
Projected new Weighed rating1127.2
Projected new Weighted performance1192.9
Projected new final Raw rating (if new WP > new Raw)1250.9
Projected new highest rating1262.8
Projected new floor762.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1250.9
Projected effective change (new Official - current Official)=0.0
Tournaments
Tournament: Cape Town Chess Federation Closed Chess Championships 2024 (B)
Start: 2024/06/14  End: 2024/06/17  Host: WCT  Type: Standard   Time: 120  Time weight: 1.00  Rounds: 5
Games: 5  Score: 1.5
Main rating: 1527.7  Rating gain/loss: -5.4
Type rating: 1506.5  Rating gain/loss: 1.6
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
5 Cape Town Chess Federation Closed Chess Championships 2024 (B) 2024/06/14 2024/06/17 Cape Town (WCT) Standard 120 1.00 7 5 1.5 1527.7 1506.5 Analysis
4 West Coast & Mykonos Open 2024 (Open) 2024/05/17 2024/05/19 West Coast (WCU) Standard 90 0.94 6 5 4.0 1404.4 1344.9 Analysis
3 Steinitz Chess Festival 2024 (Open) 2024/05/10 2024/05/12 Cape Town (WCT) Standard 90 0.94 6 6 5.0 1404.4 1344.9 Analysis
2 Cape Town Chess Club Annual Blitz Championship 2024 2024/01/07 2024/01/07 Cape Town (WCT) Blitz 5 0.18 9 9 4.0 1404.3 1221.0 Analysis
1 Cape Town Masters Challenge 2024 (Advanced) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 7 6 2.5 1404.3 1326.5 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
19 Cape Town Chess Federation Closed Chess Championships 2024 (B) 2024/06/14 2024/06/17 Cape Town (WCT) Standard 120 1.00 7 5 1.5 1527.7 1506.5 Analysis
18 West Coast & Mykonos Open 2024 (Open) 2024/05/17 2024/05/19 West Coast (WCU) Standard 90 0.94 6 5 4.0 1404.4 1344.9 Analysis
17 Steinitz Chess Festival 2024 (Open) 2024/05/10 2024/05/12 Cape Town (WCT) Standard 90 0.94 6 6 5.0 1404.4 1344.9 Analysis
16 Cape Town Chess Club Annual Blitz Championship 2024 2024/01/07 2024/01/07 Cape Town (WCT) Blitz 5 0.18 9 9 4.0 1404.3 1221.0 Analysis
15 Cape Town Masters Challenge 2024 (Advanced) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 7 6 2.5 1404.3 1326.5 Analysis
14 Bonnievale Open Rapid 2023 (Intermediate) 2023/10/21 2023/10/21 Cape Winelands (WCW) Rapid 25 0.54 6 6 5.0 1372.0 1288.8 Analysis
13 Western Cape Closed Championship 2023 (C) 2023/09/24 2023/09/25 Cape Town (WCT) Standard 90 0.94 6 6 2.5 1407.8 1348.8 Analysis
12 Western Cape Closed Championship 2023 (Blitz) 2023/09/23 2023/09/25 Cape Town (WCT) Blitz 7 0.23 7 7 4.0 1407.8 1186.1 Analysis
11 CW Top Schools 2023 (Advanced) 2023/08/11 2023/08/13 West Coast (WCU) Standard 90 0.94 6 6 3.0 1363.1 1294.1 Analysis
10 WP Club League 2023 (A) 2023/07/29 2023/09/09 Cape Town (WCT) Standard 120 1.00 11 10 2.5 1407.8 1348.8 Analysis
9 Rylib Chess Winter Slam 2023 (B) 2023/07/06 2023/07/06 Cape Town (WCT) Rapid 20 0.47 6 6 4.0 1331.8 1220.8 Analysis
8 GPCA Rapid 2023 (Advanced) 2023/06/24 2023/06/24 Cape Town (WCT) Rapid 25 0.54 7 6 3.5 1303.8 1137.6 Analysis
7 Casuarina International 2023 (Rapid) 2023/03/11 2023/03/12 Cape Town (WCT) Rapid 35 0.66 6 6 2.0 1293.6 1082.4 Analysis
6 Casuarina International 2023 (Blitz) 2023/03/11 2023/03/11 Cape Town (WCT) Blitz 5 0.18 9 9 2.0 1293.6 1262.8 Analysis
5 Chess WP Individual Blitz 2023 (Open) 2023/01/03 2023/01/03 Cape Town (WCT) Blitz 5 0.18 7 7 4.5 1283.4 1200.0 Analysis
4 Ussa Chess Championships 2022 (Open) 2022/12/05 2022/12/09 Frances Baard (NCF) Standard 120 1.00 9 9 4.0 1256.0 1273.6 Analysis
3 2022 Western Province Club League (B) 2022/08/20 2022/10/01 Cape Town (WCT) Standard 120 1.00 11 7 3.0 1172.0 1200.0 Analysis
2 2019 Rylands Library Winter Slam (Intermediate) 2019/06/27 2019/06/27 Cape Town (WCT) Rapid 15 0.39 6 5 1.5 1200.0 1200.0 Analysis
1 Imam Haron 50th Commemoration Event Open 2019 2019/06/15 2019/06/15 Cape Town (WCT) Rapid 20 0.47 7 7 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 31 13 8 10 17.0 54.8 41.1 1501.3 1542.4
White 16 9 5 2 11.5 71.9 185.9 1508.6 1694.6
Black 15 4 3 8 5.5 36.7 -113.3 1493.4 1380.1
Standard All 22 10 6 6 13.0 59.1 77.3 1506.5 1583.8
White 11 6 4 1 8.0 72.7 193.2 1509.5 1702.7
Black 11 4 2 5 5.0 45.5 -38.6 1503.4 1464.8
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 9 3 2 4 4.0 44.4 -47.2 1488.5 1441.3
White 5 3 1 1 3.5 70.0 170.0 1506.7 1676.7
Black 4 0 1 3 0.5 12.5 -318.8 1465.9 1147.1
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 128 51 21 56 61.5 48.0 -16.6 1443.7 1427.1
White 65 29 16 20 37.0 56.9 58.8 1422.6 1481.4
Black 63 22 5 36 24.5 38.9 -94.4 1465.4 1371.0
Standard All 60 21 14 25 28.0 46.7 -28.3 1488.2 1459.8
White 29 10 10 9 15.0 51.7 14.7 1502.5 1517.1
Black 31 11 4 16 13.0 41.9 -68.5 1474.8 1406.2
Rapid All 36 17 4 15 19.0 52.8 23.6 1371.0 1394.6
White 18 8 4 6 10.0 55.6 47.2 1356.4 1403.6
Black 18 9 0 9 9.0 50.0 0.0 1385.5 1385.5
Blitz All 32 13 3 16 14.5 45.3 -39.8 1442.1 1402.2
White 18 11 2 5 12.0 66.7 141.7 1360.1 1501.7
Black 14 2 1 11 2.5 17.9 -273.2 1547.6 1274.3
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 164009064 Esau, O (Omar) 2 2.0 2 0 0 100.0 1317.8 425.0 1742.8 View list
2 285022083 Cindi, M (Mbalenhle) 2 1.5 1 1 0 75.0 1404.3 212.5 1616.8 View list
3 108069275 Gluckman, L (Levi) 2 1.5 1 1 0 75.0 1288.5 212.5 1501.0 View list
4 1000097173 Ling, D (Dane) 2 1.5 1 1 0 75.0 1343.8 212.5 1556.3 View list
5 196089507 Msondlwana, L (Lwazi) 2 1.5 1 1 0 75.0 1389.9 212.5 1602.4 View list
6 109076474 Palmer, J (Jesse) 2 1.5 1 1 0 75.0 1467.8 212.5 1680.3 View list
7 105065981 Minnaar, E (Ethan) 2 1.0 0 2 0 50.0 1383.8 0.0 1383.8 View list
8 294011237 Grobbelaar, J (Jacqui) 2 0.0 0 0 2 0.0 1345.6 -425.0 920.6 View list
9 162017968 Lewis, MMM (Mark) 2 0.0 0 0 2 0.0 1328.3 -425.0 903.3 View list
10 1700107937 Maneveld, C (Conrad) 2 0.0 0 0 2 0.0 1303.9 -425.0 878.9 View list
11 101027229 Nel, RA (Rowan) 2 0.0 0 0 2 0.0 1406.0 -425.0 981.0 View list
12 293034027 Selkirk, RJ (Rebecca) 2 0.0 0 0 2 0.0 1293.6 -425.0 868.6 View list
13 161042919 Willenberg, RC (Roland) 2 0.0 0 0 2 0.0 1237.9 -425.0 812.9 View list
14 1860114057 Cunningham, L (Lezerick) 1 1.0 1 0 0 100.0 1172.0 425.0 1597.0 View list
15 1990140302 Cele, M (Mpendulo) 1 1.0 1 0 0 100.0 1256.0 425.0 1681.0 View list
16 1070106263 Capes, K (Kyle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
17 1090146165 Calitz, Z (Zandre) 1 1.0 1 0 0 100.0 1407.8 425.0 1832.8 View list
18 205056390 Ebrahim, MB (Mumtaaz) 1 1.0 1 0 0 100.0 1331.8 425.0 1756.8 View list
19 1990142385 Dudumayo, A (Asimanye) 1 1.0 1 0 0 100.0 1256.0 425.0 1681.0 View list
20 2090145674 Du Plessis, M (Madelein) 1 1.0 1 0 0 100.0 1407.8 425.0 1832.8 View list