Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ngidi, N (Ndumiso)

Chess SA id

1110140733

FIDE id

Date of birth

2011-01-04 (U16)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

49.3

Junior GPX Points

1467.9

Item	Main	Standard	Rapid	Blitz
Rating	1561.9	1540.2	1530.3	1276.3
Raw rating	1561.9	1540.2	1530.3	1276.3
Weighted rating	1536.3	1514.7	1527	1272.5
Weighted performance	1499.3	1472	1349.7	0
Floor	1061.9	1045	1033	776.3
K-factor	32	32	32	36
Min/Max rating change allowed	99	102.1	103.6	148.7
Highest rating	1598.1 2024-04-01	1545 2025-09-01	1544.9 2024-05-01	1503.4 2024-03-01
Highest raw rating	1561.9 2025-09-01	1545 2025-09-01	1533 2024-06-01	1276.3 2024-04-01
Highest weighted rating	1536.3 2025-09-30	1514.7 2025-09-30	1523.6 2025-08-01	1269.2 2025-08-01
Highest weighted performance	1598.1 2024-04-01	1527.7 2024-05-01	1544.9 2024-05-01	1503.4 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1561.9	1540.2	1530.3	1276.3
Analysis
Rating	1561.9	1540.2	1530.3	1276.3
Raw rating	1561.9	1540.2	1530.3	1276.3
Weighted rating	1536.3	1514.7	1527
Weighted performance	1499.3	1472	1349.7
K-factor	32	32	32	36
Floor	1061.9	1045	1033	776.3
Max/Min rating change allowed	99	102.1	103.6	148.7
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1561.9	1540.2	1530.3	1276.3
New weighted rating	1539.7	1518.3	1528.3	1273.8
New weighted performance	1498.8	1471.5	1349.1	0
Temp new rating	1561.9	1540.2	1530.3	1276.3
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1561.9	1540.2	1530.3	1276.3
New K-factor	32	32	32	36
New floor	1061.9	1045	1033	776.3

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	47	40	7	0
	76	59	10	7
	57	24	33	0
	28	11	17	0
	0	0	0	0
History	208	134	67	7

Games since
	Main 123	Standard 99		Rapid 17		Blitz 7
Gender	Male
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	843		244		142
Male	750		210		124
U16	99		27		16
U16 Male	83		23		14
Standard
	RSA		Province		Region
Overall	903		244		137
Male	791		205		120
U16	114		32		17
U16 Male	95		27		15
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	47	29.5	62.77	108.5	1451.2	1559.8
Standard	40	25.5	63.75	116.9	1437.3	1554.2
Rapid	7	4	57.14	60.7	1530.8	1591.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	208	138	66.35	138.9	1371.8	1510.8
Standard	134	87	64.93	126.9	1397	1523.8
Rapid	67	46.5	69.4	164.9	1299.8	1464.8
Blitz	7	4.5	64.29	121.4	1579	1700.4

Date	Main	Standard	Rapid	Blitz
2025-09-30	1561.9	1540.2	1530.3	1276.3
2025-09-01	1561.9	1545	1530.3	1276.3
2025-08-01	1553.3	1533.8	1530.3	1276.3
2025-07-01	1548.5	1533.8	1533	1276.3
2025-06-01	1548.5	1533.8	1533	1276.3
2025-05-01	1548.5	1533.8	1533	1276.3
2025-04-01	1538.7	1521	1533	1276.3
2025-03-01	1515.5	1491.4	1533	1276.3
2025-02-01	1534.9	1519.5	1533	1276.3
2025-01-01	1534.9	1519.5	1533	1276.3
2024-12-01	1519.9	1494.5	1533	1276.3
2024-11-01	1519.9	1494.5	1533	1276.3
2024-10-01	1519.9	1494.5	1533	1276.3
2024-09-01	1530.2	1502.2	1533	1276.3
2024-08-01	1530.2	1502.2	1533	1276.3
2024-07-01	1552.7	1514	1533	1276.3
2024-06-01	1550.8	1515.3	1533	1276.3
2024-08-01	1528.2	1483.6	1527.9	1276.3
2024-04-01	1500	1483.6	1457.5	1276.3
2024-03-01	1463.4	1434.2	1457.5	1200
2024-02-01	1456.2	1426.2	1457.5	1200
2024-01-01	1456.2	1426.2	1457.5	1200
2023-12-01	1456.2	1426.2	1457.5	1200
2023-11-01	1456.2	1426.2	1457.5	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U15)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	4	Yes	Analysis
2	Cape Town Metro North Top Schools 2025 (U15)	2025-08-01	2025-08-02	Standard	Cape Town (WCT)	5	2	2	Yes	Analysis
3	4th Curro Durbanville Rapid Open 2025 (Advanced)	2025-07-19	2025-07-19	Rapid	Cape Town (WCT)	7	7	4	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U15 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
5	South African Junior Closed Chess Championships 2025 (U14 Open)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	4	Yes	Analysis
6	CT Metro Schools Individual Closed 2025 (U15 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
7	Cape of Good Hope Open 2025 (Advanced)	2025-02-22	2025-02-23	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
8	CT Metro North Schools Chess Individual Trials 2025 (U15 Open)	2025-02-08	2025-02-09	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U15)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	4	Yes	Analysis
2	Cape Town Metro North Top Schools 2025 (U15)	2025-08-01	2025-08-02	Standard	Cape Town (WCT)	5	2	2	Yes	Analysis
3	4th Curro Durbanville Rapid Open 2025 (Advanced)	2025-07-19	2025-07-19	Rapid	Cape Town (WCT)	7	7	4	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U15 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
5	South African Junior Closed Chess Championships 2025 (U14 Open)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	4	Yes	Analysis
6	CT Metro Schools Individual Closed 2025 (U15 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
7	Cape of Good Hope Open 2025 (Advanced)	2025-02-22	2025-02-23	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
8	CT Metro North Schools Chess Individual Trials 2025 (U15 Open)	2025-02-08	2025-02-09	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
9	Mzansi Interprovincial Youth Chess Championships 2024 (U14 Open Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	4	Yes	Analysis
10	CT League 2024 (D)	2024-08-03	2024-08-03	Standard	Cape Town (WCT)	6	3	2	Yes	Analysis
11	Western Cape Top Schools Championship 2024 (U13 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	3	Yes	Analysis
12	CT Metro District East Top Schools Chess 2024 (U13 Mixed)	2024-07-27	2024-07-28	Standard	Cape Town (WCT)	5	5	4.5	Yes	Analysis
13	Chess Elevation Series - July 2024 (Level 4)	2024-07-05	2024-07-06	Standard	Cape Town (WCT)	5	5	1	Yes	Analysis
14	Cape Town Chess Federation Closed Chess Championships 2024 (U14)	2024-06-15	2024-06-16	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
15	Cape Town Junior League Finals 2024 (U13 Open A)	2024-05-18	2024-05-18	Rapid	Cape Town (WCT)	5	5	3.5	Yes	Analysis
16	Western Cape PS Individuals Championship 2024 (U13 Boys)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	4.5	Yes	Analysis
17	Cape Town Junior League Qualifier 2024 (U13 Open)	2024-04-06	2024-04-06	Rapid	Cape Town (WCT)	6	5	5	Yes	Analysis
18	Western Cape Inter Region Cup 2024 (U14 Boys)	2024-03-23	2024-03-24	Standard	Overberg (WOS)	5	4	3	Yes	Analysis
19	Western Cape Inter Region Cup 2024 (Blitz)	2024-03-22	2024-03-22	Blitz	Overberg (WOS)	7	7	4.5	Yes	Analysis
20	Cape Town Open Chess Championship 2024 (Intermediate)	2024-03-16	2024-03-17	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
21	Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
22	CT District East Schools Chess Individuals Trails 2024 (U13 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
23	Western Cape Closed Championship 2023 (U14)	2023-09-23	2023-09-23	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
24	Curro Durbanville Chess Open Rapid 2023 (U14)	2023-07-15	2023-07-15	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
25	CT Metro District East Top Schools Chess 2023 (U13 Mixed)	2023-07-29	2023-07-29	Rapid	Cape Town (WCT)	7	5	4	Yes	Analysis
26	WP Closed 2023 (U14)	2023-06-16	2023-06-17	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
27	Western Cape PS Individuals 2023 (U13 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
28	Steinitz Open 2023 (U14)	2023-05-27	2023-05-27	Rapid	Cape Town (WCT)	5	5	4	Yes	Analysis
29	Rhenish Primary Tournament 2023 (U14)	2023-05-13	2023-05-13	Rapid	Cape Winelands (WCW)	6	5	4	Yes	Analysis
30	Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Boys)	2023-02-03	2023-03-04	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
31	Laerskool Welgemoed Rapid 2023 (U14)	2023-02-11	2023-02-11	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
32	District East Schools Chess Individual Trials 2023 (U13 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
33	Kraaifontein Open 2022 (Intermediate)	2022-12-17	2022-12-18	Standard	Cape Town (WCT)	6	5	3	Yes	Analysis
34	Kenridge Rapid 2022 (U12)	2022-11-05	2022-11-05	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis
35	South African Open 2022 (U12)	2022-07-11	2022-07-13	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
36	Rhenish Primary Tournament 2022 (U12)	2022-05-14	2022-05-14	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis
37	2022 East Dist Individuals (U11)	2022-03-13	2022-03-13	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis

#	Games	Start				End
1	11	Tournament Western Cape Inter Region Cup 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-03-23	rnd 3	type Standard	result 1	date 2024-05-04	rnd 3	type Standard	result 1
		Opponent Roberts, I (Iwan)				Opponent Etsala-Kourou, B (Billy)
2	8	Tournament Kraaifontein Open 2022				Tournament District East Schools Chess Individual Trials 2023
		date 2022-12-17	rnd 3	type Standard	result 1	date 2023-02-04	rnd 3	type Standard	result 1
		Opponent Makhubalo, S (Songezile)				Opponent Zheng, Y (Yi)
3	5	Tournament 4th Curro Durbanville Rapid Open 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-07-19	rnd 7	type Rapid	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Preston, W (Waylon)				Opponent Gaffoor, E (Eesa)

#	Games	Start				End
1	8	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-04-26	rnd 3	type Standard	result 0.5	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Booley, S (Sayed Ridha)				Opponent Gaffoor, E (Eesa)
2	8	Tournament Kraaifontein Open 2022				Tournament District East Schools Chess Individual Trials 2023
		date 2022-12-17	rnd 3	type Standard	result 1	date 2023-02-04	rnd 3	type Standard	result 1
		Opponent Makhubalo, S (Songezile)				Opponent Zheng, Y (Yi)
3	7	Tournament WP Closed 2023				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2023-06-16	rnd 3	type Standard	result 1	date 2024-02-03	rnd 3	type Standard	result 1
		Opponent Liu, A (Ava)				Opponent Nyakatya, P (Pule)

#	Games	Start				End
1	7	Tournament Cape Town Junior League Qualifier 2024				Tournament Cape Town Junior League Finals 2024
		date 2024-04-06	rnd 1	type Rapid	result 1	date 2024-05-18	rnd 2	type Rapid	result 1
		Opponent Strauss, J (Juan)				Opponent Manning, C (Callan)
2	6	Tournament Laerskool Welgemoed Rapid 2023				Tournament Rhenish Primary Tournament 2023
		date 2023-02-11	rnd 4	type Rapid	result 1	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Healey, K (Katelyn)				Opponent Niehaus, T (Thomas)
3	4	Tournament Steinitz Open 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-05-27	rnd 3	type Rapid	result 1	date 2023-07-15	rnd 1	type Rapid	result 1
		Opponent Barter, A (Adam)				Opponent Sardjono, A (Adji)

#	Games	Start				End
1	3	Tournament Western Cape Inter Region Cup 2024				Tournament Western Cape Inter Region Cup 2024
		date 2024-03-22	rnd 2	type Blitz	result 1	date 2024-03-22	rnd 4	type Blitz	result 1
		Opponent Farmer, J (Jaydean)				Opponent Minnaar, E (Ethan)
2	2	Tournament Western Cape Inter Region Cup 2024				Tournament Western Cape Inter Region Cup 2024
		date 2024-03-22	rnd 6	type Blitz	result 1	date 2024-03-22	rnd 7	type Blitz	result 1
		Opponent Ellman, A (Anne-Belle)				Opponent Cornforth, RM (Rodney)

#	Games	Start				End
1	11	Tournament Western Cape Inter Region Cup 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-03-23	rnd 3	type Standard	result 1	date 2024-05-04	rnd 3	type Standard	result 1
		Opponent Roberts, I (Iwan)				Opponent Etsala-Kourou, B (Billy)
2	8	Tournament Kraaifontein Open 2022				Tournament District East Schools Chess Individual Trials 2023
		date 2022-12-17	rnd 3	type Standard	result 1	date 2023-02-04	rnd 3	type Standard	result 1
		Opponent Makhubalo, S (Songezile)				Opponent Zheng, Y (Yi)
3	5	Tournament 4th Curro Durbanville Rapid Open 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-07-19	rnd 7	type Rapid	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Preston, W (Waylon)				Opponent Gaffoor, E (Eesa)

#	Games	Start				End
1	8	Tournament Kraaifontein Open 2022				Tournament District East Schools Chess Individual Trials 2023
		date 2022-12-17	rnd 3	type Standard	result 1	date 2023-02-04	rnd 3	type Standard	result 1
		Opponent Makhubalo, S (Songezile)				Opponent Zheng, Y (Yi)
2	6	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-04-27	rnd 5	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Sebyboe, T (Timothy)				Opponent Gaffoor, E (Eesa)
3	6	Tournament Western Cape Inter Region Cup 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-03-23	rnd 3	type Standard	result 1	date 2024-05-04	rnd 3	type Standard	result 1
		Opponent Roberts, I (Iwan)				Opponent Etsala-Kourou, B (Billy)

#	Games	Start				End
1	6	Tournament Laerskool Welgemoed Rapid 2023				Tournament Rhenish Primary Tournament 2023
		date 2023-02-11	rnd 4	type Rapid	result 1	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Healey, K (Katelyn)				Opponent Niehaus, T (Thomas)
2	5	Tournament Cape Town Junior League Qualifier 2024				Tournament Cape Town Junior League Qualifier 2024
		date 2024-04-06	rnd 1	type Rapid	result 1	date 2024-04-06	rnd 6	type Rapid	result 1
		Opponent Strauss, J (Juan)				Opponent Stevens, DA (Danielle-Ann)
3	4	Tournament Steinitz Open 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-05-27	rnd 3	type Rapid	result 1	date 2023-07-15	rnd 1	type Rapid	result 1
		Opponent Barter, A (Adam)				Opponent Sardjono, A (Adji)

#	Games	Start				End
1	2	Tournament Western Cape Inter Region Cup 2024				Tournament Western Cape Inter Region Cup 2024
		date 2024-03-22	rnd 6	type Blitz	result 1	date 2024-03-22	rnd 7	type Blitz	result 1
		Opponent Ellman, A (Anne-Belle)				Opponent Cornforth, RM (Rodney)
2	1	Tournament Western Cape Inter Region Cup 2024				Tournament Western Cape Inter Region Cup 2024
		date 2024-03-22	rnd 4	type Blitz	result 1	date 2024-03-22	rnd 4	type Blitz	result 1
		Opponent Minnaar, E (Ethan)				Opponent Minnaar, E (Ethan)
3	1	Tournament Western Cape Inter Region Cup 2024				Tournament Western Cape Inter Region Cup 2024
		date 2024-03-22	rnd 2	type Blitz	result 1	date 2024-03-22	rnd 2	type Blitz	result 1
		Opponent Farmer, J (Jaydean)				Opponent Farmer, J (Jaydean)

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Smith ,Z (Zion)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
1	Smith ,Z (Zion)	3	1591.8	1591.8	3	1558.3	1591.8	0	0	0	0	0	0
2	Strydom ,H (Henroux)	3	0	-425	3	0	-425	0	0	0	0	0	0
2	Strydom ,H (Henroux)	3	1575.8	1150.8	3	1561.9	1150.8	0	0	0	0	0	0
3	Meyer ,M (Matthew)	3	0	-425	2	0	-425	1	0	-425	0	0	0
3	Meyer ,M (Matthew)	3	1568.8	1143.8	2	1498.1	1143.8	1	1561.1	1143.8	0	0	0
4	Salimu ,C (Chase)	3	0	-425	2	0	-425	1	0	-425	0	0	0
4	Salimu ,C (Chase)	3	1692.7	1267.7	2	1804.9	1267.7	1	1473.1	1267.7	0	0	0
5	Isaacs ,T (Tyrique)	3	2	141.7	2	1	0	1	1	425	0	0	0
5	Isaacs ,T (Tyrique)	3	1366.6	1508.2	2	1409.1	1366.6	1	1261.8	1791.6	0	0	0
6	Manning ,C (Callan)	3	2	141.7	1	0	-425	2	2	425	0	0	0
6	Manning ,C (Callan)	3	1476.8	1618.5	1	1551.3	1051.8	2	1512.1	1901.8	0	0	0
7	Kirthan ,V (Vajra)	3	3	425	0	0	0	3	3	425	0	0	0
7	Kirthan ,V (Vajra)	3	1246.7	1671.7	0	0	0	3	1234.9	1671.7	0	0	0
8	Viljoen ,P (Pieter)	2	2	425	2	2	425	0	0	0	0	0	0
8	Viljoen ,P (Pieter)	2	1306.2	1731.2	2	1282.1	1731.2	0	0	0	0	0	0
9	Combrink ,C (Christopher)	2	1	0	2	1	0	0	0	0	0	0	0
9	Combrink ,C (Christopher)	2	1445.9	1445.9	2	1426.4	1445.9	0	0	0	0	0	0
10	Maruma ,KB (Kamogelo)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
10	Maruma ,KB (Kamogelo)	2	1433.9	1221.4	2	1407.9	1221.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Ngidi, N (Ndumiso)

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Last 24 raw ratings

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Top 3 Streaks

Top 10 opponents most often played

Norms