Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nyandebvu, M (Mannasseh)

Chess SA id

1100143762

FIDE id

Date of birth

2010-09-13 (U16)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-03

Personal details last changed

1900-01-01

Junior GPX Games

24.7

Junior GPX Points

1389

Item	Main	Standard	Rapid	Blitz
Rating	1432.2	1448.4	1335.1	1200
Raw rating	1432.2	1448.4	1331.8	1200
Weighted rating	1430.2	1436.1	1335.1	1200
Weighted performance	1356.4	1357.5	1121	0
Floor	967.8	997	847	700
K-factor	32	32	36	36
Min/Max rating change allowed	119.1	116.4	137.4	165.8
Highest rating	1467.8 2025-05-05	1497 2025-05-05	1484.4 2024-02-01	1200 2018-10-01
Highest raw rating	1467.8 2025-05-05	1497 2025-05-05	1347 2024-08-01	1200 2024-02-01
Highest weighted rating	1423.2 2025-09-01	1425.2 2025-09-01	1331.8 2025-08-01	1200 2018-10-01
Highest weighted performance	1413.4 2024-03-01	1425.1 2024-06-01	1484.4 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.6	0	0.5	0
New rating	1432.8	1448.4	1335.6	1200
Analysis
Rating	1432.2	1448.4	1335.1	1200
Raw rating	1432.2	1448.4	1331.8	1200
Weighted rating	1430.2	1436.1	1335.1
Weighted performance	1356.4	1357.5	1121
K-factor	32	32	36	36
Floor	967.8	997	847	700
Max/Min rating change allowed	119.1	116.4	137.4	165.8
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	1432.2	1448.4	1331.8	1200
New weighted rating	1432.8	1440.3	1335.6	1200
New weighted performance	1347.9	1349	1112.9	0
Temp new rating	1432.8	1448.4	1335.6	1200
Temp new rating +/-	0.6	0	0.5	0
Final new rating +/-	0.6	0	0.5	0
New rating	1432.8	1448.4	1335.6	1200
New K-factor	32	32	36	36
New floor	967.8	997	847	700

Item	Main	Standard	Rapid
	0	0	0
	27	23	4
	45	23	22
	5	0	5
	6	6	0
	0	0	0
History	83	52	31

Games since
	Main 72	Standard 46		Rapid 26		Blitz 0
Gender	Male
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1859		574		278
Male	1540		465		230
U16	260		82		32
U16 Male	204		63		25
Standard
	RSA		Province		Region
Overall	1604		441		230
Male	1332		356		191
U16	221		66		28
U16 Male	178		55		23
Rapid
	RSA		Province		Region
Overall	845		433		197
Male	699		357		175
U16	123		64		27
U16 Male	96		51		24
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	27	16	59.26	78.7	1362.4	1441.1
Standard	23	15	65.22	129.3	1364.4	1493.7
Rapid	4	1	25	-212.5	1350.8	1138.3
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	83	51.5	62.05	102.4	1332.2	1434.6
Standard	52	32.5	62.5	106.2	1362.3	1468.5
Rapid	31	19	61.29	96	1281.8	1377.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1432.2	1448.4	1331.8	1200
2025-09-30	1432.2	1448.4	1331.8	1200
2025-09-01	1432.2	1448.4	1331.8	1200
2025-08-01	1467.8	1497	1331.8	1200
2025-07-01	1467.8	1497	1330.1	1200
2025-06-01	1467.8	1497	1328.2	1200
2025-05-01	1467.8	1497	1324.9	1200
2025-04-01	1466.9	1466.9	1347	1200
2025-03-01	1418.4	1412.7	1347	1200
2025-02-01	1416.5	1410	1347	1200
2025-01-01	1416.5	1410	1347	1200
2024-12-01	1416.5	1410	1347	1200
2024-11-01	1416.5	1410	1347	1200
2024-10-01	1416.5	1410	1347	1200
2024-09-01	1416.5	1410	1347	1200
2024-08-01	1416.5	1410	1347	1200
2024-07-01	1422	1410	1344.1	1200
2024-09-01	1387	1361.2	1325	1200
2024-05-01	1387	1361.2	1325	1200
2024-04-01	1387	1361.2	1325	1200
2024-03-01	1345.5	1273.4	1332.6	1200
2024-02-01	1236.1	1210.4	1244	1200
2024-01-01	1236.1	1210.4	1244	1200
2023-12-01	1236.1	1210.4	1244	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	CT Metro District East Top Schools Chess 2025 (U19)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	5	4	1	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U15 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
3	Hermanus Chess Club Open 2025 (Intermediate)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	4	1	Yes	Analysis
4	Cape Town Open Chess Festival 2025 (U14)	2025-03-22	2025-03-23	Standard	Cape Town (WCT)	6	2	1	Yes	Analysis
5	Western Cape Closed 2025 (B)	2025-03-08	2025-03-09	Standard	Cape Town (WCT)	6	0	0	No	Analysis
6	CT Metro Schools Individual Closed 2025 (U15 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	5	5	Yes	Analysis
7	CT Metro District East Schools Chess Individuals Trials 2025 (U15 Boys)	2025-02-01	2025-02-02	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	CT Metro District East Top Schools Chess 2025 (U19)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	5	4	1	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U15 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
3	Hermanus Chess Club Open 2025 (Intermediate)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	4	1	Yes	Analysis
4	Cape Town Open Chess Festival 2025 (U14)	2025-03-22	2025-03-23	Standard	Cape Town (WCT)	6	2	1	Yes	Analysis
5	Western Cape Closed 2025 (B)	2025-03-08	2025-03-09	Standard	Cape Town (WCT)	6	0	0	No	Analysis
6	CT Metro Schools Individual Closed 2025 (U15 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	5	5	Yes	Analysis
7	CT Metro District East Schools Chess Individuals Trials 2025 (U15 Boys)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
8	Curro Durbanville Chess Rapid Open 2024 (Intermediate)	2024-07-13	2024-07-13	Rapid	Cape Town (WCT)	6	5	3	Yes	Analysis
9	Rylib Winter Slam 2024 (Intermediate)	2024-06-19	2024-06-19	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
10	Cape Town Chess Federation Closed Chess Championships 2024 (U16)	2024-06-15	2024-06-16	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
11	Cape Town Junior League Qualifier 2024 (U15 Open)	2024-04-06	2024-04-06	Rapid	Cape Town (WCT)	6	0	0	No	Analysis
12	Western Cape HS Individuals Championship 2024 (U15 Boys)	2024-03-21	2024-03-22	Standard	Overberg (WOS)	6	6	3	Yes	Analysis
13	Cape Town Open Rapid Chess Championship 2024 (U14)	2024-03-16	2024-03-16	Rapid	Cape Town (WCT)	6	5	3	Yes	Analysis
14	Cape Town Metro Schools Chess Closed Individuals 2024 (U15 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
15	CT District East Schools Chess Individuals Trails 2024 (U15 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
16	Cape of Good Hope Open Chess Tournament 2024 (U14)	2024-02-17	2024-02-17	Rapid	Cape Town (WCT)	6	6	5	Yes	Analysis
17	Cape Town Open 2023 (Rapid)	2023-03-26	2023-03-26	Rapid	Cape Town (WCT)	6	5	3	Yes	Analysis
18	South African Open 2022 (U16)	2022-07-11	2022-07-13	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament CT Metro Schools Individual Closed 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-02	rnd 6	type Standard	result 1
		Opponent Tomi, A (Amange)				Opponent Smith, Z (Zion)
2	4	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Kirthan, V (Vajra)				Opponent Kuhn, J (Jean)
3	4	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-17	rnd 2	type Rapid	result 1
		Opponent Rall, T (Tayne)				Opponent Tomi, A (Amange)

#	Games	Start				End
1	5	Tournament CT Metro Schools Individual Closed 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-02	rnd 6	type Standard	result 1
		Opponent Tomi, A (Amange)				Opponent Smith, Z (Zion)
2	4	Tournament South African Open 2022				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2022-07-13	rnd 5	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Shen Yu, C (Caroline)				Opponent Oliver, Z (Zach)
3	3	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 3	type Standard	result 1	date 2025-04-27	rnd 5	type Standard	result 1
		Opponent Foye, L (Logan)				Opponent Khan, M (Mohammed Zayan)

#	Games	Start				End
1	5	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Cape Town Open Rapid Chess Championship 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-03-16	rnd 3	type Rapid	result 1
		Opponent Kirthan, V (Vajra)				Opponent Stewart, D (Damian)
2	3	Tournament Rylib Winter Slam 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-06-19	rnd 5	type Rapid	result 1	date 2024-07-13	rnd 1	type Rapid	result 1
		Opponent Finini, K (Kamva)				Opponent Venter, J (Jacques)
3	3	Tournament Cape Town Open 2023				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2023-03-26	rnd 6	type Rapid	result 1	date 2024-02-17	rnd 2	type Rapid	result 1
		Opponent Engelke, K (Karel)				Opponent Tomi, A (Amange)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament CT Metro Schools Individual Closed 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-02	rnd 6	type Standard	result 1
		Opponent Tomi, A (Amange)				Opponent Smith, Z (Zion)
2	4	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Kirthan, V (Vajra)				Opponent Kuhn, J (Jean)
3	4	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-17	rnd 2	type Rapid	result 1
		Opponent Rall, T (Tayne)				Opponent Tomi, A (Amange)

#	Games	Start				End
1	5	Tournament CT Metro Schools Individual Closed 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-02	rnd 6	type Standard	result 1
		Opponent Tomi, A (Amange)				Opponent Smith, Z (Zion)
2	4	Tournament South African Open 2022				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2022-07-13	rnd 5	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Shen Yu, C (Caroline)				Opponent Oliver, Z (Zach)
3	3	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 3	type Standard	result 1	date 2025-04-27	rnd 5	type Standard	result 1
		Opponent Foye, L (Logan)				Opponent Khan, M (Mohammed Zayan)

#	Games	Start				End
1	5	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Cape Town Open Rapid Chess Championship 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-03-16	rnd 3	type Rapid	result 1
		Opponent Kirthan, V (Vajra)				Opponent Stewart, D (Damian)
2	3	Tournament Rylib Winter Slam 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-06-19	rnd 5	type Rapid	result 1	date 2024-07-13	rnd 1	type Rapid	result 1
		Opponent Finini, K (Kamva)				Opponent Venter, J (Jacques)
3	3	Tournament Cape Town Open 2023				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2023-03-26	rnd 6	type Rapid	result 1	date 2024-02-17	rnd 2	type Rapid	result 1
		Opponent Engelke, K (Karel)				Opponent Tomi, A (Amange)

No games found.

#	Games	Start				End

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	Tsabola ,B (Bright)	4	2	0	4	2	0	0	0	0	0	0	0
1	Tsabola ,B (Bright)	4	1594.7	1594.7	4	1589.2	1594.7	0	0	0	0	0	0
2	Rall ,T (Tayne)	2	2	425	2	2	425	0	0	0	0	0	0
2	Rall ,T (Tayne)	2	1329.5	1754.5	2	1284.8	1754.5	0	0	0	0	0	0
3	Tomi ,A (Amange)	2	2	425	1	1	425	1	1	425	0	0	0
3	Tomi ,A (Amange)	2	1259.9	1684.9	1	1280.1	1684.9	1	1307.9	1684.9	0	0	0
4	Gordon ,B (Byron)	2	2	425	1	1	425	1	1	425	0	0	0
4	Gordon ,B (Byron)	2	1236.1	1661.1	1	1248.4	1661.1	1	1200	1661.1	0	0	0
5	Van Wyk ,W (Will)	2	2	425	1	1	425	1	1	425	0	0	0
5	Van Wyk ,W (Will)	2	1344	1769	1	1280.7	1769	1	1287.4	1769	0	0	0
6	Van den Berg ,G (Gavin)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Van den Berg ,G (Gavin)	1	1214.9	789.9	1	1217.9	789.9	0	0	0	0	0	0
7	Williams ,K (Kylo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Williams ,K (Kylo)	1	1200.9	775.9	1	1187.1	775.9	0	0	0	0	0	0
8	Barnard ,B (Benjamin)	1	1	425	1	1	425	0	0	0	0	0	0
8	Barnard ,B (Benjamin)	1	1299	1724	1	1308.3	1724	0	0	0	0	0	0
9	Oliver ,Z (Zach)	1	1	425	1	1	425	0	0	0	0	0	0
9	Oliver ,Z (Zach)	1	1203.7	1628.7	1	1200	1628.7	0	0	0	0	0	0
10	Herman ,L (Leigh-Ray)	1	1	425	1	1	425	0	0	0	0	0	0
10	Herman ,L (Leigh-Ray)	1	1523.2	1948.2	1	1515.3	1948.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Nyandebvu, M (Mannasseh)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms