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: 2024/04/20 (31 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
Curent Raw rating1444.3
Curent Weighted rating1385.3
Curent Weighted performance1461.5
Current official/published rating (highest between Raw, WR and WP)1444.3
Current floor (min rating allowed)956.5
Current highest rating achieved1456.5
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)±117.1
Current Raw change used (final)0.0
Projected new Raw rating1444.3
Projected new Weighed rating1391.3
Projected new Weighted performance1461.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1461.5
Projected effective change (new Official - current Official)+17.2
Projected new highest rating1456.5
Projected new floor956.5
Projected new K-facor32
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
Curent Raw rating1375.6
Curent Weighted rating1362.1
Curent Weighted performance1347.4
Current official/published rating (highest between Raw, WR and WP)1375.6
Current floor (min rating allowed)945.7
Current highest rating achieved1445.7
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)±129.1
Current Raw change used (final)0.0
Projected new Raw rating1375.6
Projected new Weighed rating1364.0
Projected new Weighted performance1347.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1375.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1445.7
Projected new floor945.7
Projected new K-facor32
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
Curent Raw rating1427.4
Curent Weighted rating1327.4
Curent Weighted performance1386.1
Current official/published rating (highest between Raw, WR and WP)1427.4
Current floor (min rating allowed)927.4
Current highest rating achieved1427.4
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 rating1336.2
Projected new Weighted performance1386.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1427.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1427.4
Projected new floor927.4
Projected new K-facor32
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
Curent Raw rating1191.2
Curent Weighted rating1194.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1194.7
Current floor (min rating allowed)927.4
Current highest rating achieved1191.2
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 rating1194.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1194.3
Projected effective change (new Official - current Official)-0.4
Projected new highest rating1191.2
Projected new floor927.4
Projected new K-facor40
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
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
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
33 Cape Town Open 2023 (Intermediate) 2023/03/25 2023/03/26 Cape Town (WCT) Standard 70 0.87 6 6 4.5 1368.6 1369.9 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 29 16 4 9 18.0 62.1 102.6 1416.3 1518.9
White 16 10 2 4 11.0 68.8 159.4 1432.4 1591.8
Black 13 6 2 5 7.0 53.8 32.7 1396.5 1429.2
Standard All 17 9 2 6 10.0 58.8 75.0 1374.7 1449.7
White 9 6 1 2 6.5 72.2 188.9 1387.7 1576.6
Black 8 3 1 4 3.5 43.8 -53.1 1360.0 1306.9
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 297 149 32 116 165.0 55.6 47.2 1291.2 1338.4
White 153 85 15 53 92.5 60.5 88.9 1276.9 1365.8
Black 144 64 17 63 72.5 50.3 3.0 1306.5 1309.4
Standard All 187 90 20 77 100.0 53.5 29.5 1280.2 1309.8
White 97 50 11 36 55.5 57.2 61.3 1273.5 1334.9
Black 90 40 9 41 44.5 49.4 -4.7 1287.4 1282.7
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 1080157927 Matthee, C (Connor) 2 2.0 2 0 0 100.0 1404.8 425.0 1829.8 View list
10 1070115880 Naude, J (Jan-Daniel) 2 2.0 2 0 0 100.0 1370.9 425.0 1795.9 View list
11 210088278 Nieuwoudt, N (Noreht) 2 2.0 2 0 0 100.0 1266.8 425.0 1691.8 View list
12 108061379 Solomon, D (Daniel) 2 2.0 2 0 0 100.0 1331.7 425.0 1756.7 View list
13 205056390 Ebrahim, MB (Mumtaaz) 2 1.5 1 1 0 75.0 1369.4 212.5 1581.9 View list
14 2000056152 Ariefdien, D (Dominique) 2 1.0 1 0 1 50.0 1193.2 0.0 1193.2 View list
15 108051707 De Wit, M (Marnus) 2 1.0 1 0 1 50.0 1400.7 0.0 1400.7 View list
16 209095311 Grove, E (Emily) 2 1.0 1 0 1 50.0 1412.5 0.0 1412.5 View list
17 106085427 Jacobson, G (Gabriel) 2 1.0 1 0 1 50.0 1378.7 0.0 1378.7 View list
18 1060150618 Marsh, A (Aiden) 2 1.0 1 0 1 50.0 1394.1 0.0 1394.1 View list
19 106054115 Schuch, CH (Cornelius) 2 1.0 1 0 1 50.0 1377.5 0.0 1377.5 View list
20 1070108819 Smit, R (Rikis) 2 1.0 1 0 1 50.0 1363.9 0.0 1363.9 View list