Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ndumadum, E (Eyabo)

Chess SA id

1100142271

FIDE id

Date of birth

2010-10-11 (U16)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1220.1	1199	1234.8	1200
Raw rating	1208.6	1187.8	1234.8	1200
Weighted rating	1220.1	1199	1234.8	1200
Weighted performance	0	0	0	0
Floor	721.1	700	734.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.8	168.7	157.8	165.8
Highest rating	1319.7 2022-06-01	1200 2018-10-01	1386.4 2022-06-01	1200 2018-10-01
Highest raw rating	1221.1 2024-02-01	1200 2024-02-01	1234.8 2024-02-01	1200 2024-02-01
Highest weighted rating	1221.1 2024-06-01	1200 2018-10-01	1234.8 2025-02-01	1200 2018-10-01
Highest weighted performance	1319.7 2022-06-01	1200 2024-02-01	1386.4 2022-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1	-0.9	0	0
New rating	1219.1	1198.1	1234.8	1200
Analysis
Rating	1220.1	1199	1234.8	1200
Raw rating	1208.6	1187.8	1234.8	1200
Weighted rating	1220.1	1199	1234.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	721.1	700	734.8	700
Max/Min rating change allowed	163.8	168.7	157.8	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	1208.6	1187.8	1234.8	1200
New weighted rating	1219.1	1198.1	1234.8	1200
New weighted performance	0	0	0	0
Temp new rating	1219.1	1198.1	1234.8	1200
Temp new rating +/-	-1	-0.9	0	0
Final new rating +/-	-1	-0.9	0	0
New rating	1219.1	1198.1	1234.8	1200
New K-factor	36	36	36	36
New floor	721.1	700	734.8	700

Item	Main	Standard	Rapid
	0	0	0
	1	1	0
	0	0	0
	0	0	0
	4	0	4
	0	0	0
History	5	1	4

Games since
	Main 1	Standard 1		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
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	1	0	0	-425	1300.1	875.1
Standard	1	0	0	-425	1300.1	875.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	5	3	60	85	1200.2	1285.2
Standard	1	0	0	-425	1300.1	875.1
Rapid	4	3	75	212.5	1175.2	1387.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1208.6	1187.8	1234.8	1200
2025-09-01	1221.1	1200	1234.8	1200
2025-08-01	1221.1	1200	1234.8	1200
2025-07-01	1221.1	1200	1234.8	1200
2025-06-01	1221.1	1200	1234.8	1200
2025-05-01	1221.1	1200	1234.8	1200
2025-04-01	1221.1	1200	1234.8	1200
2025-03-01	1221.1	1200	1234.8	1200
2025-02-01	1221.1	1200	1234.8	1200
2025-01-01	1221.1	1200	1234.8	1200
2024-12-01	1221.1	1200	1234.8	1200
2024-11-01	1221.1	1200	1234.8	1200
2024-10-01	1221.1	1200	1234.8	1200
2024-09-01	1221.1	1200	1234.8	1200
2024-08-01	1221.1	1200	1234.8	1200
2024-07-01	1221.1	1200	1234.8	1200
2024-06-01	1221.1	1200	1234.8	1200
2024-08-01	1221.1	1200	1234.8	1200
2024-04-01	1221.1	1200	1234.8	1200
2024-03-01	1221.1	1200	1234.8	1200
2024-02-01	1221.1	1200	1234.8	1200
2024-01-01	1221.1	1200	1234.8	1200
2023-12-01	1221.1	1200	1234.8	1200
2023-11-01	1221.1	1200	1234.8	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	Buffalo City Chess Clubs League 2025 (A)	2025-09-20	2025-09-20	Standard	Buffalo City (EBC)	5	1	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Buffalo City Chess Clubs League 2025 (A)	2025-09-20	2025-09-20	Standard	Buffalo City (EBC)	5	1	0	Yes	Analysis
2	Onder-Weskus Top Skole 2022 (O13 Seuns)	2022-06-04	2022-06-04	Rapid	West Coast (WCU)	5	4	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament Onder-Weskus Top Skole 2022				Tournament Onder-Weskus Top Skole 2022
		date 2022-06-04	rnd 4	type Rapid	result 1	date 2022-06-04	rnd 5	type Rapid	result 1
		Opponent Tieling, D (Denilhio)				Opponent Choto, O (Oscar)
2	1	Tournament Onder-Weskus Top Skole 2022				Tournament Onder-Weskus Top Skole 2022
		date 2022-06-04	rnd 2	type Rapid	result 1	date 2022-06-04	rnd 2	type Rapid	result 1
		Opponent Ramagadi, K (Kopano)				Opponent Ramagadi, K (Kopano)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Onder-Weskus Top Skole 2022				Tournament Onder-Weskus Top Skole 2022
		date 2022-06-04	rnd 4	type Rapid	result 1	date 2022-06-04	rnd 5	type Rapid	result 1
		Opponent Tieling, D (Denilhio)				Opponent Choto, O (Oscar)
2	1	Tournament Onder-Weskus Top Skole 2022				Tournament Onder-Weskus Top Skole 2022
		date 2022-06-04	rnd 2	type Rapid	result 1	date 2022-06-04	rnd 2	type Rapid	result 1
		Opponent Ramagadi, K (Kopano)				Opponent Ramagadi, K (Kopano)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Onder-Weskus Top Skole 2022				Tournament Onder-Weskus Top Skole 2022
		date 2022-06-04	rnd 4	type Rapid	result 1	date 2022-06-04	rnd 5	type Rapid	result 1
		Opponent Tieling, D (Denilhio)				Opponent Choto, O (Oscar)
2	1	Tournament Onder-Weskus Top Skole 2022				Tournament Onder-Weskus Top Skole 2022
		date 2022-06-04	rnd 2	type Rapid	result 1	date 2022-06-04	rnd 2	type Rapid	result 1
		Opponent Ramagadi, K (Kopano)				Opponent Ramagadi, K (Kopano)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Onder-Weskus Top Skole 2022				Tournament Onder-Weskus Top Skole 2022
		date 2022-06-04	rnd 4	type Rapid	result 1	date 2022-06-04	rnd 5	type Rapid	result 1
		Opponent Tieling, D (Denilhio)				Opponent Choto, O (Oscar)
2	1	Tournament Onder-Weskus Top Skole 2022				Tournament Onder-Weskus Top Skole 2022
		date 2022-06-04	rnd 2	type Rapid	result 1	date 2022-06-04	rnd 2	type Rapid	result 1
		Opponent Ramagadi, K (Kopano)				Opponent Ramagadi, K (Kopano)

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	Yantolo ,M (Monwabisi)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Yantolo ,M (Monwabisi)	1	1300.1	875.1	1	1299.9	875.1	0	0	0	0	0	0
2	Choto ,O (Oscar)	1	1	425	0	0	0	1	1	425	0	0	0
2	Choto ,O (Oscar)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
3	Don ,K (Kyle)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Don ,K (Kyle)	1	1100.6	675.6	0	0	0	1	1089.8	675.6	0	0	0
4	Tielling ,D (Denielhio)	1	1	425	0	0	0	1	1	425	0	0	0
4	Tielling ,D (Denielhio)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
5	Ramagadi ,K (Kopano)	1	1	425	0	0	0	1	1	425	0	0	0
5	Ramagadi ,K (Kopano)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Ndumadum, E (Eyabo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms