Chess South Africa Ratings Database

PLAYER PAGE

Personal

Okoko, J (Jennifer)

Chess SA id

203094136

FIDE id

Date of birth

2003-06-26 (Adult)

Gender

Female

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-08-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1136.9	1156.4	1160	1200
Raw rating	1136.9	1156.4	1160	1200
Weighted rating	1136.9	1156.4	1160	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	181.4	176.4	175.5	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-01-01	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-01-01	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1136.9	1156.4	1160	1200
Analysis
Rating	1136.9	1156.4	1160	1200
Raw rating	1136.9	1156.4	1160	1200
Weighted rating	1136.9	1156.4	1160
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	181.4	176.4	175.5	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	1136.9	1156.4	1160	1200
New weighted rating	1136.9	1156.4	1160	1200
New weighted performance	0	0	0	0
Temp new rating	1136.9	1156.4	1160	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1136.9	1156.4	1160	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	13	9	4

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-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	13	4.5	34.62	-130.8	1154.7	1024
Standard	9	3.5	38.89	-94.4	1134.9	1040.5
Rapid	4	1	25	-212.5	1199.3	986.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1136.9	1156.4	1160	1200
2025-09-01	1136.9	1156.4	1160	1200
2025-08-01	1136.9	1156.4	1160	1200
2025-07-01	1136.9	1156.4	1160	1200
2025-06-01	1136.9	1156.4	1160	1200
2025-05-01	1136.9	1156.4	1160	1200
2025-04-01	1136.9	1156.4	1160	1200
2025-03-01	1136.9	1156.4	1160	1200
2025-02-01	1136.9	1156.4	1160	1200
2025-01-01	1136.9	1156.4	1160	1200
2024-12-01	1136.9	1156.4	1160	1200
2024-11-01	1136.9	1156.4	1160	1200
2024-10-01	1136.9	1156.4	1160	1200
2024-09-01	1136.9	1156.4	1160	1200
2024-08-01	1136.9	1156.4	1160	1200
2024-07-01	1136.9	1156.4	1160	1200
2024-06-01	1136.9	1156.4	1160	1200
2024-08-01	1136.9	1156.4	1160	1200
2024-04-01	1136.9	1156.4	1160	1200
2024-03-01	1136.9	1156.4	1160	1200
2024-02-01	1136.9	1156.4	1160	1200
2024-01-01	1136.9	1156.4	1160	1200
2023-12-01	1136.9	1156.4	1160	1200
2023-11-01	1136.9	1156.4	1160	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	2019 Gauteng School League Finals (U19 Girls)	2019-08-24	2019-08-24	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2019 Gauteng Secondary Schools Individual Chess Championships (U18 Girls)	2019-05-25	2019-05-25	Standard	Tshwane (GTP)	5	4	0.5	Yes	Analysis
3	Gauteng D9 Finals 2019 (U18 Girls)	2019-05-18	2019-05-18	Rapid	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 4	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Songo, A (Andile)				Opponent Ragedi, P (Phenyo)
2	1	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 1	type Standard	result 1	date 2019-08-24	rnd 1	type Standard	result 1
		Opponent Malise, R (Refilwe)				Opponent Malise, R (Refilwe)
3	1	Tournament 2019 Gauteng Secondary Schools Individual Chess Championships				Tournament 2019 Gauteng Secondary Schools Individual Chess Championships
		date 2019-05-25	rnd 2	type Standard	result 0.5	date 2019-05-25	rnd 2	type Standard	result 0.5
		Opponent Hlatshwayo, T (Thokozile)				Opponent Hlatshwayo, T (Thokozile)

#	Games	Start				End
1	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 4	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Songo, A (Andile)				Opponent Ragedi, P (Phenyo)
2	1	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 1	type Standard	result 1	date 2019-08-24	rnd 1	type Standard	result 1
		Opponent Malise, R (Refilwe)				Opponent Malise, R (Refilwe)
3	1	Tournament 2019 Gauteng Secondary Schools Individual Chess Championships				Tournament 2019 Gauteng Secondary Schools Individual Chess Championships
		date 2019-05-25	rnd 2	type Standard	result 0.5	date 2019-05-25	rnd 2	type Standard	result 0.5
		Opponent Hlatshwayo, T (Thokozile)				Opponent Hlatshwayo, T (Thokozile)

#	Games	Start				End
1	1	Tournament Gauteng D9 Finals 2019				Tournament Gauteng D9 Finals 2019
		date 2019-05-18	rnd 5	type Rapid	result 0.5	date 2019-05-18	rnd 5	type Rapid	result 0.5
		Opponent Mukwevho, D (Dearshney)				Opponent Mukwevho, D (Dearshney)
2	1	Tournament Gauteng D9 Finals 2019				Tournament Gauteng D9 Finals 2019
		date 2019-05-18	rnd 1	type Rapid	result 0.5	date 2019-05-18	rnd 1	type Rapid	result 0.5
		Opponent Kamogole, M (Munnira)				Opponent Kamogole, M (Munnira)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 4	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Songo, A (Andile)				Opponent Ragedi, P (Phenyo)
2	1	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 1	type Standard	result 1	date 2019-08-24	rnd 1	type Standard	result 1
		Opponent Malise, R (Refilwe)				Opponent Malise, R (Refilwe)

#	Games	Start				End
1	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 4	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Songo, A (Andile)				Opponent Ragedi, P (Phenyo)
2	1	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 1	type Standard	result 1	date 2019-08-24	rnd 1	type Standard	result 1
		Opponent Malise, R (Refilwe)				Opponent Malise, R (Refilwe)

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	Ragedi ,P (Phenyo)	1	1	425	1	1	425	0	0	0	0	0	0
1	Ragedi ,P (Phenyo)	1	1213.3	1638.3	1	1215.6	1638.3	0	0	0	0	0	0
2	Ngobese ,P (Pretty)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Ngobese ,P (Pretty)	1	1175.1	750.1	1	1169.6	750.1	0	0	0	0	0	0
3	Morena ,R (Rorisang)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Morena ,R (Rorisang)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Hlatshwayo ,T (Thokozile)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Hlatshwayo ,T (Thokozile)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
5	Strumpfer ,M (Marilee)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Strumpfer ,M (Marilee)	1	1346.9	921.9	1	1383.3	921.9	0	0	0	0	0	0
6	Makgatho ,L (Lethabo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Makgatho ,L (Lethabo)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Songo ,A (Andile)	1	1	425	1	1	425	0	0	0	0	0	0
7	Songo ,A (Andile)	1	1150.5	1575.5	1	1140.4	1575.5	0	0	0	0	0	0
8	Mpai ,KN (Kgothotso Nicolle)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mpai ,KN (Kgothotso Nicolle)	1	621.5	196.5	1	646.4	196.5	0	0	0	0	0	0
9	Malise ,R (Refilwe)	1	1	425	1	1	425	0	0	0	0	0	0
9	Malise ,R (Refilwe)	1	1107	1532	1	1094	1532	0	0	0	0	0	0
10	Kamogole ,M (Munnira)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
10	Kamogole ,M (Munnira)	1	1200	1200	0	0	0	1	1200	1200	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Okoko, J (Jennifer)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms