Chess South Africa Ratings Database

PLAYER PAGE

Personal

Okoro, A (Alexander)

Chess SA id

1120160843

FIDE id

Date of birth

2012-05-02 (U14)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1273.5	1287.9	1200	1200
Raw rating	1273.5	1287.9	1200	1200
Weighted rating	1258.3	1269.6	1200	1200
Weighted performance	0	0	0	0
Floor	773.5	787.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	149.3	146.3	165.8	165.8
Highest rating	1414.2 2024-09-01	1411.6 2024-09-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1273.5 2024-10-01	1287.9 2024-10-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1252.5 2025-08-01	1262.7 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1414.2 2024-09-01	1411.6 2024-09-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1273.5	1287.9	1200	1200
Analysis
Rating	1273.5	1287.9	1200	1200
Raw rating	1273.5	1287.9	1200	1200
Weighted rating	1258.3	1269.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	773.5	787.9	700	700
Max/Min rating change allowed	149.3	146.3	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	1273.5	1287.9	1200	1200
New weighted rating	1260.8	1272.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1273.5	1287.9	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1273.5	1287.9	1200	1200
New K-factor	36	36	36	36
New floor	773.5	787.9	700	700

Item	Main	Standard
	0	0
	0	0
	5	5
	5	5
	0	0
	0	0
History	10	10

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	10	5.5	55	42.5	1371.3	1413.8
Standard	10	5.5	55	42.5	1371.3	1413.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1273.5	1287.9	1200	1200
2025-09-01	1273.5	1287.9	1200	1200
2025-08-01	1273.5	1287.9	1200	1200
2025-07-01	1273.5	1287.9	1200	1200
2025-06-01	1273.5	1287.9	1200	1200
2025-05-01	1273.5	1287.9	1200	1200
2025-04-01	1273.5	1287.9	1200	1200
2025-03-01	1273.5	1287.9	1200	1200
2025-02-01	1273.5	1287.9	1200	1200
2025-01-01	1273.5	1287.9	1200	1200
2024-12-01	1273.5	1287.9	1200	1200
2024-11-01	1273.5	1287.9	1200	1200
2024-10-01	1273.5	1287.9	1200	1200
2024-09-01	1204.2	1204.7	1200	1200
2024-08-01	1204.2	1204.7	1200	1200
2024-07-01	1204.2	1204.7	1200	1200
2024-06-01	1204.2	1204.7	1200	1200
2024-08-01	1204.2	1204.7	1200	1200
2024-04-01	1204.2	1204.7	1200	1200
2024-03-01	1204.2	1204.7	1200	1200
2024-02-01	1204.2	1204.7	1200	1200
2024-01-01	1204.2	1204.7	1200	1200
2023-12-01	1204.2	1204.7	1200	1200
2023-11-01	1204.2	1204.7	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Gauteng Schools Individuals Finals 2024 (U13 Boys)	2024-08-16	2024-08-16	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
2	2023 Gauteng Top Schools (U11 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2023 Gauteng Top Schools				Tournament Gauteng Schools Individuals Finals 2024
		date 2023-08-18	rnd 4	type Standard	result 1	date 2024-08-16	rnd 3	type Standard	result 1
		Opponent Magagula, N (Nkosingiphile)				Opponent Greyling, A (Alexander)
2	1	Tournament Gauteng Schools Individuals Finals 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-08-16	rnd 5	type Standard	result 1	date 2024-08-16	rnd 5	type Standard	result 1
		Opponent Hlatshwayo, Q (Qhawe)				Opponent Hlatshwayo, Q (Qhawe)

#	Games	Start				End
1	5	Tournament 2023 Gauteng Top Schools				Tournament Gauteng Schools Individuals Finals 2024
		date 2023-08-18	rnd 4	type Standard	result 1	date 2024-08-16	rnd 3	type Standard	result 1
		Opponent Magagula, N (Nkosingiphile)				Opponent Greyling, A (Alexander)
2	1	Tournament Gauteng Schools Individuals Finals 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-08-16	rnd 5	type Standard	result 1	date 2024-08-16	rnd 5	type Standard	result 1
		Opponent Hlatshwayo, Q (Qhawe)				Opponent Hlatshwayo, Q (Qhawe)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2023 Gauteng Top Schools				Tournament Gauteng Schools Individuals Finals 2024
		date 2023-08-18	rnd 4	type Standard	result 1	date 2024-08-16	rnd 1	type Standard	result 1
		Opponent Magagula, N (Nkosingiphile)				Opponent Madiba, K (Kutlwano)
2	1	Tournament Gauteng Schools Individuals Finals 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-08-16	rnd 5	type Standard	result 1	date 2024-08-16	rnd 5	type Standard	result 1
		Opponent Hlatshwayo, Q (Qhawe)				Opponent Hlatshwayo, Q (Qhawe)
3	1	Tournament Gauteng Schools Individuals Finals 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-08-16	rnd 3	type Standard	result 1	date 2024-08-16	rnd 3	type Standard	result 1
		Opponent Greyling, A (Alexander)				Opponent Greyling, A (Alexander)

#	Games	Start				End
1	3	Tournament 2023 Gauteng Top Schools				Tournament Gauteng Schools Individuals Finals 2024
		date 2023-08-18	rnd 4	type Standard	result 1	date 2024-08-16	rnd 1	type Standard	result 1
		Opponent Magagula, N (Nkosingiphile)				Opponent Madiba, K (Kutlwano)
2	1	Tournament Gauteng Schools Individuals Finals 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-08-16	rnd 5	type Standard	result 1	date 2024-08-16	rnd 5	type Standard	result 1
		Opponent Hlatshwayo, Q (Qhawe)				Opponent Hlatshwayo, Q (Qhawe)
3	1	Tournament Gauteng Schools Individuals Finals 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-08-16	rnd 3	type Standard	result 1	date 2024-08-16	rnd 3	type Standard	result 1
		Opponent Greyling, A (Alexander)				Opponent Greyling, A (Alexander)

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	Maritz ,D (Deegan)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Maritz ,D (Deegan)	1	1210.2	785.2	1	1211.5	785.2	0	0	0	0	0	0
2	Esterhuizen ,Z (Zane)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Esterhuizen ,Z (Zane)	1	1468.7	1468.7	1	1460.9	1468.7	0	0	0	0	0	0
3	Magagula ,N (Nkosingiphile)	1	1	425	1	1	425	0	0	0	0	0	0
3	Magagula ,N (Nkosingiphile)	1	1365	1790	1	1351.9	1790	0	0	0	0	0	0
4	Madiba ,K (Kutlwano)	1	1	425	1	1	425	0	0	0	0	0	0
4	Madiba ,K (Kutlwano)	1	1530	1955	1	1526	1955	0	0	0	0	0	0
5	Mathonsi ,A (Alan Ntwanano)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mathonsi ,A (Alan Ntwanano)	1	1153.1	1578.1	1	1144.6	1578.1	0	0	0	0	0	0
6	Maponya ,W (Warona)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Maponya ,W (Warona)	1	1467.8	1042.8	1	1462.4	1042.8	0	0	0	0	0	0
7	Wagner ,E (Elona)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Wagner ,E (Elona)	1	1363.6	938.6	1	1362	938.6	0	0	0	0	0	0
8	Hlatshwayo ,Q (Qhawe)	1	1	425	1	1	425	0	0	0	0	0	0
8	Hlatshwayo ,Q (Qhawe)	1	1431.9	1856.9	1	1434.4	1856.9	0	0	0	0	0	0
9	Greyling ,A (Alexander)	1	1	425	1	1	425	0	0	0	0	0	0
9	Greyling ,A (Alexander)	1	1217.6	1642.6	1	1222	1642.6	0	0	0	0	0	0
10	Ramorula ,O (Otlotlilwe)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Ramorula ,O (Otlotlilwe)	1	1505	1080	1	1504.7	1080	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Okoro, A (Alexander)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms