Player Page

Maruma, K (Katlego)
Dob: 2007/01/13 (U18)
Gender: Male
Chess SA id: 1070097558
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/06/17 (4 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 rating1444.3
Current Weighted rating1391.3
Current Weighted performance1445.7
Current official/published rating (highest between Raw, WR and WP)1445.7
Current highest rating achieved1456.5
Current floor (min rating allowed)956.5
Current K-factor32
Games played this month6
Score (S)4.0
Expected score (We)3.17
Difference (S-We)0.83
Current Raw change (no limits, including tournament time weight)26.6
Current min/max change allowed (with limits)±117.1
Current Raw change used (final)26.6
Projected new Raw rating1470.9
Projected new Weighed rating1281.4
Projected new Weighted performance1484.8
Projected new final Raw rating (if new WP > new Raw)1484.8
Projected new highest rating1484.8
Projected new floor984.8
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1484.8
Projected effective change (new Official - current Official)+39.1
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 rating1375.6
Current Weighted rating1364.0
Current Weighted performance1347.2
Current official/published rating (highest between Raw, WR and WP)1375.6
Current highest rating achieved1445.7
Current floor (min rating allowed)945.7
Current K-factor32
Games played this month6
Score (S)4.0
Expected score (We)2.78
Difference (S-We)1.22
Current Raw change (no limits, including tournament time weight)39.0
Current min/max change allowed (with limits)±129.1
Current Raw change used (final)39.0
Projected new Raw rating1414.6
Projected new Weighed rating1255.8
Projected new Weighted performance1426.3
Projected new final Raw rating (if new WP > new Raw)1426.3
Projected new highest rating1445.7
Projected new floor945.7
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1426.3
Projected effective change (new Official - current Official)+50.7
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 rating1427.4
Current Weighted rating1336.2
Current Weighted performance1474.1
Current official/published rating (highest between Raw, WR and WP)1474.1
Current highest rating achieved1427.4
Current floor (min rating allowed)927.4
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)±119.9
Current Raw change used (final)0.0
Projected new Raw rating1427.4
Projected new Weighed rating1230.4
Projected new Weighted performance1474.1
Projected new final Raw rating (if new WP > new Raw)1474.1
Projected new highest rating1474.1
Projected new floor974.1
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1474.1
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 rating1191.2
Current Weighted rating1194.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1194.3
Current highest rating achieved1191.2
Current floor (min rating allowed)691.2
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)±167.9
Current Raw change used (final)0.0
Projected new Raw rating1191.2
Projected new Weighed rating1098.6
Projected new Weighted performance418.7
Projected new final Raw rating (if new WP > new Raw)1191.2
Projected new highest rating1191.2
Projected new floor691.2
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1191.2
Projected effective change (new Official - current Official)-3.1
Tournaments
Tournament: Cape Town Chess Federation Closed Chess Championships 2024 (C)
Start: 2024/06/15  End: 2024/06/17  Host: WCT  Type: Standard   Time: 120  Time weight: 1.00  Rounds: 6
Games: 6  Score: 4.0
Main rating: 1444.3  Rating gain/loss: 26.6
Type rating: 1375.6  Rating gain/loss: 39.0
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
6 Cape Town Chess Federation Closed Chess Championships 2024 (C) 2024/06/15 2024/06/17 Cape Town (WCT) Standard 120 1.00 6 6 4.0 1444.3 1375.6 Analysis
5 Hermanus Chess Club Open 2024 (Advanced) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 4.0 1395.7 1328.8 Analysis
4 Cape Town Junior League Qualifier 2024 (U18 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 5 4.0 1395.7 1328.8 Analysis
3 Cape Town Open Chess Championship 2024 (Advanced) 2024/03/15 2024/03/17 Cape Town (WCT) Standard 90 0.94 6 6 2.0 1418.4 1399.3 Analysis
2 Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Boys) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1418.4 1399.3 Analysis
1 CT District East Schools Chess Individuals Trails 2024 (U18 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 5.0 1373.8 1344.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
53 Cape Town Chess Federation Closed Chess Championships 2024 (C) 2024/06/15 2024/06/17 Cape Town (WCT) Standard 120 1.00 6 6 4.0 1444.3 1375.6 Analysis
52 Hermanus Chess Club Open 2024 (Advanced) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 4.0 1395.7 1328.8 Analysis
51 Cape Town Junior League Qualifier 2024 (U18 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 5 4.0 1395.7 1328.8 Analysis
50 Cape Town Open Chess Championship 2024 (Advanced) 2024/03/15 2024/03/17 Cape Town (WCT) Standard 90 0.94 6 6 2.0 1418.4 1399.3 Analysis
49 Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Boys) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1418.4 1399.3 Analysis
48 CT District East Schools Chess Individuals Trails 2024 (U18 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 5.0 1373.8 1344.6 Analysis
47 Kraaifontein Open 2023 (Adanced) 2023/12/09 2023/12/10 Cape Town (WCT) Standard 70 0.87 6 6 1.5 1393.8 1362.5 Analysis
46 Western Cape Closed Championship 2023 (C) 2023/09/24 2023/09/25 Cape Town (WCT) Standard 90 0.94 6 5 2.0 1377.1 1351.9 Analysis
45 Western Cape Closed Championship 2023 (Blitz) 2023/09/23 2023/09/25 Cape Town (WCT) Blitz 7 0.23 7 7 3.0 1377.1 1200.0 Analysis
44 Cape Town Junior Chess League Finals 2023 (U20A) 2023/09/16 2023/09/16 Cape Town (WCT) Rapid 25 0.54 7 6 3.0 1377.1 1340.7 Analysis
43 WP Club League 2023 (C) 2023/07/29 2023/09/09 Cape Town (WCT) Standard 120 1.00 11 7 4.5 1377.1 1351.9 Analysis
42 Cape Town Junior Chess League - Round 1 2023 (U20) 2023/07/22 2023/07/22 Cape Town (WCT) Rapid 25 0.54 7 5 4.0 1350.5 1314.4 Analysis
41 Curro Durbanville Chess Open Rapid 2023 (Advanced) 2023/07/15 2023/07/15 Cape Town (WCT) Rapid 35 0.66 6 6 2.5 1350.5 1314.4 Analysis
40 GPCA Rapid 2023 (Advanced) 2023/06/24 2023/06/24 Cape Town (WCT) Rapid 25 0.54 7 7 2.0 1391.3 1284.5 Analysis
39 WP Closed 2023 (D) 2023/06/16 2023/06/18 Cape Town (WCT) Standard 120 1.00 6 6 2.0 1391.3 1388.4 Analysis
38 Cape Town Junior League 2nd Qualifier 2023 (U20) 2023/06/03 2023/06/03 Cape Town (WCT) Rapid 25 0.54 6 6 6.0 1391.3 1284.5 Analysis
37 Steinitz Open 2023 (A+B) 2023/05/26 2023/05/28 Cape Town (WCT) Standard 90 0.94 6 6 1.0 1456.5 1445.7 Analysis
36 Cape Town Junior Chess League Q1 2023 2023/05/13 2023/05/13 Cape Town (WCT) Rapid 25 0.54 7 7 3.0 1456.5 1298.9 Analysis
35 Hermanus Rapid 2023 (B) 2023/04/22 2023/04/22 Overberg (WOS) Rapid 25 0.54 6 6 4.5 1419.6 1284.5 Analysis
34 Western Cape HS Individuals 2023 (U17 Boys) 2023/04/01 2023/04/02 Cape Town (WCT) Standard 60 0.83 6 6 3.5 1419.6 1422.2 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 35 19 6 10 22.0 62.9 109.3 1417.0 1526.3
White 19 12 3 4 13.5 71.1 178.9 1435.2 1614.2
Black 16 7 3 6 8.5 53.1 26.6 1395.3 1421.9
Standard All 23 12 4 7 14.0 60.9 92.4 1386.6 1479.0
White 12 8 2 2 9.0 75.0 212.5 1403.3 1615.8
Black 11 4 2 5 5.0 45.5 -38.6 1368.3 1329.6
Rapid All 12 7 2 3 8.0 66.7 141.7 1475.3 1617.0
White 7 4 1 2 4.5 64.3 121.4 1489.9 1611.3
Black 5 3 1 1 3.5 70.0 170.0 1454.9 1624.9
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 303 152 34 117 169.0 55.8 49.1 1293.8 1342.9
White 156 87 16 53 95.0 60.9 92.6 1280.2 1372.8
Black 147 65 18 64 74.0 50.3 2.9 1308.2 1311.1
Standard All 193 93 22 78 104.0 53.9 33.0 1284.6 1317.6
White 100 52 12 36 58.0 58.0 68.0 1278.8 1346.8
Black 93 41 10 42 46.0 49.5 -4.6 1290.7 1286.2
Rapid All 103 57 10 36 62.0 60.2 86.7 1300.8 1387.4
White 53 35 3 15 36.5 68.9 160.4 1274.9 1435.3
Black 50 22 7 21 25.5 51.0 8.5 1328.2 1336.7
Blitz All 7 2 2 3 3.0 42.9 -60.7 1444.7 1384.0
White 3 0 1 2 0.5 16.7 -283.3 1420.2 1136.8
Black 4 2 1 1 2.5 62.5 106.3 1463.2 1569.4
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1090109869 Priestley, L (Logan) 4 2.5 2 1 1 62.5 1389.6 106.3 1495.8 View list
2 106092062 Ncethelo, B (Bongolethu) 4 0.0 0 0 4 0.0 1405.0 -425.0 980.0 View list
3 108091526 Lau, C (Callum) 3 1.0 0 2 1 33.3 1376.2 -141.7 1234.6 View list
4 107061376 Goliath, K (Kian) 3 0.5 0 1 2 16.7 1286.0 -283.3 1002.7 View list
5 104093014 Manuel, C (Conner) 3 0.5 0 1 2 16.7 1367.6 -283.3 1084.3 View list
6 1060108804 Ntukela, A (Amzolele) 3 0.5 0 1 2 16.7 1290.5 -283.3 1007.2 View list
7 108089520 Adams, K (Kyron) 2 2.0 2 0 0 100.0 1337.7 425.0 1762.7 View list
8 1120140113 Guo, A (Aleks) 2 2.0 2 0 0 100.0 1407.1 425.0 1832.1 View list
9 195020239 Maliwa, S (Silindokuhle) 2 2.0 2 0 0 100.0 1410.7 425.0 1835.7 View list
10 1080157927 Matthee, C (Connor) 2 2.0 2 0 0 100.0 1404.8 425.0 1829.8 View list
11 1070115880 Naude, J (Jan-Daniel) 2 2.0 2 0 0 100.0 1370.9 425.0 1795.9 View list
12 210088278 Nieuwoudt, N (Noreht) 2 2.0 2 0 0 100.0 1266.8 425.0 1691.8 View list
13 108061379 Solomon, D (Daniel) 2 2.0 2 0 0 100.0 1331.7 425.0 1756.7 View list
14 205056390 Ebrahim, MB (Mumtaaz) 2 1.5 1 1 0 75.0 1369.4 212.5 1581.9 View list
15 2000056152 Ariefdien, D (Dominique) 2 1.0 1 0 1 50.0 1193.2 0.0 1193.2 View list
16 108051707 De Wit, M (Marnus) 2 1.0 1 0 1 50.0 1400.7 0.0 1400.7 View list
17 209095311 Grove, E (Emily) 2 1.0 1 0 1 50.0 1412.5 0.0 1412.5 View list
18 106085427 Jacobson, G (Gabriel) 2 1.0 1 0 1 50.0 1378.7 0.0 1378.7 View list
19 1060150618 Marsh, A (Aiden) 2 1.0 1 0 1 50.0 1394.1 0.0 1394.1 View list
20 106054115 Schuch, CH (Cornelius) 2 1.0 1 0 1 50.0 1377.5 0.0 1377.5 View list