Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mendonca, A (Antonio)

Chess SA id

1140145706

FIDE id

Date of birth

2014-09-05 (U12)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1157.6

Item	Main	Standard	Rapid	Blitz
Rating	1193.8	1193.5	1200	1200
Raw rating	1156.4	1147	1200	1200
Weighted rating	1193.8	1193.5	1200	1200
Weighted performance	1031.2	1031.9	0	0
Floor	732.6	740.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	176.4	178.8	165.8	165.8
Highest rating	1232.6 2025-09-01	1240.6 2025-09-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1232.6 2025-09-01	1240.6 2025-09-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1204.3 2018-10-01	1206.4 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-2.7	-3.4	0	0
New rating	1191.1	1190.1	1200	1200
Analysis
Rating	1193.8	1193.5	1200	1200
Raw rating	1156.4	1147	1200	1200
Weighted rating	1193.8	1193.5	1200
Weighted performance	1031.2	1031.9	0
K-factor	36	36	36	36
Floor	732.6	740.6	700	700
Max/Min rating change allowed	176.4	178.8	165.8	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	1156.4	1147	1200	1200
New weighted rating	1191.1	1190.1	1200	1200
New weighted performance	1024.6	1025.3	0	0
Temp new rating	1191.1	1190.1	1200	1200
Temp new rating +/-	-2.7	-3.4	0	0
Final new rating +/-	-2.7	-3.4	0	0
New rating	1191.1	1190.1	1200	1200
New K-factor	36	36	36	36
New floor	732.6	740.6	700	700

Item	Main	Standard
	0	0
	14	14
	0	0
	5	5
	4	4
	0	0
History	23	23

Games since
	Main 14	Standard 14		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	14	6	42.86	-60.7	1214.5	1153.8
Standard	14	6	42.86	-60.7	1214.5	1153.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	23	10	43.48	-55.4	1208.5	1153
Standard	23	10	43.48	-55.4	1208.5	1153
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1156.4	1147	1200	1200
2025-09-30	1232.6	1240.6	1200	1200
2025-09-01	1232.6	1240.6	1200	1200
2025-08-01	1204.3	1206.4	1200	1200
2025-07-01	1204.3	1206.4	1200	1200
2025-06-01	1204.3	1206.4	1200	1200
2025-05-01	1185.6	1183.5	1200	1200
2025-04-01	1185.6	1183.5	1200	1200
2025-03-01	1185.6	1183.5	1200	1200
2025-02-01	1185.6	1183.5	1200	1200
2025-01-01	1185	1182.8	1200	1200
2024-12-01	1185	1182.8	1200	1200
2024-11-01	1185	1182.8	1200	1200
2024-10-01	1185	1182.8	1200	1200
2024-09-01	1185	1182.8	1200	1200
2024-08-01	1185	1182.8	1200	1200
2024-07-01	1185	1182.8	1200	1200
2024-09-01	1185	1182.8	1200	1200
2024-05-01	1185	1182.8	1200	1200
2024-04-01	1185	1182.8	1200	1200
2024-03-01	1185	1182.8	1200	1200
2024-02-01	1185	1182.8	1200	1200
2024-01-01	1185	1182.8	1200	1200
2023-12-01	1185	1182.8	1200	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	2025 Gauteng Top Schools Teams (U11)	2025-08-29	2025-08-29	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
2	D5 Teams 2025 (U11)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
3	D5 Anker 2025 (U11 Boys)	2025-05-17	2025-05-17	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Gauteng Top Schools Teams (U11)	2025-08-29	2025-08-29	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
2	D5 Teams 2025 (U11)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
3	D5 Anker 2025 (U11 Boys)	2025-05-17	2025-05-17	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
4	2023 Gauteng Top Schools (U9 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
5	2022 Gauteng Schools Team Championships (U9 Open)	2022-08-27	2022-08-27	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament D5 Anker 2025				Tournament D5 Anker 2025
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Makhathini, A (Alwande)				Opponent Shoba, A (Anele)
2	2	Tournament D5 Teams 2025				Tournament D5 Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Du Plessis, M (Marko)				Opponent Van Heerden, E (Eben)
3	1	Tournament D5 Teams 2025				Tournament D5 Teams 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 1	type Standard	result 1
		Opponent Wessels, W (Wickus)				Opponent Wessels, W (Wickus)

#	Games	Start				End
1	3	Tournament D5 Anker 2025				Tournament D5 Anker 2025
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Makhathini, A (Alwande)				Opponent Shoba, A (Anele)
2	2	Tournament D5 Teams 2025				Tournament D5 Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Du Plessis, M (Marko)				Opponent Van Heerden, E (Eben)
3	1	Tournament D5 Teams 2025				Tournament D5 Teams 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 1	type Standard	result 1
		Opponent Wessels, W (Wickus)				Opponent Wessels, W (Wickus)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament D5 Anker 2025				Tournament D5 Anker 2025
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Makhathini, A (Alwande)				Opponent Shoba, A (Anele)
2	2	Tournament D5 Teams 2025				Tournament D5 Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Du Plessis, M (Marko)				Opponent Van Heerden, E (Eben)
3	1	Tournament D5 Teams 2025				Tournament D5 Teams 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 1	type Standard	result 1
		Opponent Wessels, W (Wickus)				Opponent Wessels, W (Wickus)

#	Games	Start				End
1	3	Tournament D5 Anker 2025				Tournament D5 Anker 2025
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Makhathini, A (Alwande)				Opponent Shoba, A (Anele)
2	2	Tournament D5 Teams 2025				Tournament D5 Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Du Plessis, M (Marko)				Opponent Van Heerden, E (Eben)
3	1	Tournament D5 Teams 2025				Tournament D5 Teams 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 1	type Standard	result 1
		Opponent Wessels, W (Wickus)				Opponent Wessels, W (Wickus)

No games found.

#	Games	Start				End

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	Van Heerden ,E (Eben)	1	1	425	1	1	425	0	0	0	0	0	0
1	Van Heerden ,E (Eben)	1	1195.4	1620.4	1	1194.5	1620.4	0	0	0	0	0	0
2	Tsoari ,A (Amohelang)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Tsoari ,A (Amohelang)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Hayes ,K (Kara)	1	1	425	1	1	425	0	0	0	0	0	0
3	Hayes ,K (Kara)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Olivier ,F (Frederik)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Olivier ,F (Frederik)	1	1182.6	757.6	1	1187.6	757.6	0	0	0	0	0	0
5	Louw ,M (Malan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Louw ,M (Malan)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Mabotse ,T (Tshepang)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mabotse ,T (Tshepang)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Esterhuizen ,R (Ruben)	1	1	425	1	1	425	0	0	0	0	0	0
7	Esterhuizen ,R (Ruben)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Visser ,L (Lourens Brandt)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Visser ,L (Lourens Brandt)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Steyn ,M (Marko)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Steyn ,M (Marko)	1	1217.6	792.6	1	1222.7	792.6	0	0	0	0	0	0
10	Hex ,N (Nathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Hex ,N (Nathan)	1	1138.6	713.6	1	1126.4	713.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Mendonca, A (Antonio)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms