Chess South Africa Ratings Database

PLAYER PAGE

Personal

Orebo, J (Jerusalem)

Chess SA id

2150318850

FIDE id

Date of birth

2015-10-21 (U12)

Gender

Female

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1211.6	1212.3	1199.5	1200
Raw rating	1211.6	1212.3	1199.5	1200
Weighted rating	1204.1	1204.5	1199.5	1200
Weighted performance	0	0	0	0
Floor	711.6	712.3	699.9	700
K-factor	36	36	40	36
Min/Max rating change allowed	163.1	162.9	165.9	165.8
Highest rating	1211.6 2025-06-01	1212.3 2025-06-01	1199.9 2025-03-28	1200 2025-04-01
Highest raw rating	1211.6 2025-06-01	1212.3 2025-06-01	1199.9 2025-03-28	1200 2025-04-01
Highest weighted rating	1202.5 2025-08-01	1202.8 2025-08-01	1199.9 2025-03-28	1200 2025-04-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1211.6	1212.3	1199.5	1200
Analysis
Rating	1211.6	1212.3	1199.5	1200
Raw rating	1211.6	1212.3	1199.5	1200
Weighted rating	1204.1	1204.5	1199.5
Weighted performance	0	0	0
K-factor	36	36	40	36
Floor	711.6	712.3	699.9	700
Max/Min rating change allowed	163.1	162.9	165.9	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	1211.6	1212.3	1199.5	1200
New weighted rating	1204.9	1205.3	1199.5	1200
New weighted performance	0	0	0	0
Temp new rating	1211.6	1212.3	1199.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1211.6	1212.3	1199.5	1200
New K-factor	36	36	40	36
New floor	711.6	712.3	699.9	700

Item	Main	Standard	Rapid
	0	0	0
	12	5	7
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	12	5	7

Games since
	Main 12	Standard 5		Rapid 7		Blitz 0
Gender	Female
Age group	U12
Region	West Rand (GWR)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 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	12	5	41.67	-70.8	1192.6	1121.8
Standard	5	3	60	85	1182.5	1267.5
Rapid	7	2	28.57	-182.1	1199.8	1017.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	12	5	41.67	-70.8	1192.6	1121.8
Standard	5	3	60	85	1182.5	1267.5
Rapid	7	2	28.57	-182.1	1199.8	1017.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1211.6	1212.3	1199.5	1200
2025-09-01	1211.6	1212.3	1199.5	1200
2025-08-01	1211.6	1212.3	1199.5	1200
2025-07-01	1211.6	1212.3	1199.5	1200
2025-06-01	1211.6	1212.3	1199.5	1200
2025-05-01	1199.7	1200	1199.2	1200
2025-04-01	1198.1	1200	1195.1	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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 D2 Schools Individuals (U11 Girls)	2025-05-09	2025-05-09	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
2	Uni-Mates Chess Fundraiser Tournament 2025 (Bishops)	2025-03-22	2025-03-22	Rapid	West Rand (GWR)	7	7	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 D2 Schools Individuals (U11 Girls)	2025-05-09	2025-05-09	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
2	Uni-Mates Chess Fundraiser Tournament 2025 (Bishops)	2025-03-22	2025-03-22	Rapid	West Rand (GWR)	7	7	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2025 D2 Schools Individuals				Tournament 2025 D2 Schools Individuals
		date 2025-05-09	rnd 1	type Standard	result 1	date 2025-05-09	rnd 2	type Standard	result 1
		Opponent Masa, M (Mpho)				Opponent Ntokwe, T (Tshepiso)
2	1	Tournament 2025 D2 Schools Individuals				Tournament 2025 D2 Schools Individuals
		date 2025-05-09	rnd 5	type Standard	result 1	date 2025-05-09	rnd 5	type Standard	result 1
		Opponent Mkhonza, L (Lethabo)				Opponent Mkhonza, L (Lethabo)
3	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 5	type Rapid	result 1	date 2025-03-22	rnd 5	type Rapid	result 1
		Opponent Matabane, A (Atlegang)				Opponent Matabane, A (Atlegang)

#	Games	Start				End
1	2	Tournament 2025 D2 Schools Individuals				Tournament 2025 D2 Schools Individuals
		date 2025-05-09	rnd 1	type Standard	result 1	date 2025-05-09	rnd 2	type Standard	result 1
		Opponent Masa, M (Mpho)				Opponent Ntokwe, T (Tshepiso)
2	1	Tournament 2025 D2 Schools Individuals				Tournament 2025 D2 Schools Individuals
		date 2025-05-09	rnd 5	type Standard	result 1	date 2025-05-09	rnd 5	type Standard	result 1
		Opponent Mkhonza, L (Lethabo)				Opponent Mkhonza, L (Lethabo)

#	Games	Start				End
1	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 5	type Rapid	result 1	date 2025-03-22	rnd 5	type Rapid	result 1
		Opponent Matabane, A (Atlegang)				Opponent Matabane, A (Atlegang)
2	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 3	type Rapid	result 1	date 2025-03-22	rnd 3	type Rapid	result 1
		Opponent Mpoto, I (Inothando)				Opponent Mpoto, I (Inothando)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2025 D2 Schools Individuals				Tournament 2025 D2 Schools Individuals
		date 2025-05-09	rnd 1	type Standard	result 1	date 2025-05-09	rnd 2	type Standard	result 1
		Opponent Masa, M (Mpho)				Opponent Ntokwe, T (Tshepiso)
2	1	Tournament 2025 D2 Schools Individuals				Tournament 2025 D2 Schools Individuals
		date 2025-05-09	rnd 5	type Standard	result 1	date 2025-05-09	rnd 5	type Standard	result 1
		Opponent Mkhonza, L (Lethabo)				Opponent Mkhonza, L (Lethabo)
3	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 5	type Rapid	result 1	date 2025-03-22	rnd 5	type Rapid	result 1
		Opponent Matabane, A (Atlegang)				Opponent Matabane, A (Atlegang)

#	Games	Start				End
1	2	Tournament 2025 D2 Schools Individuals				Tournament 2025 D2 Schools Individuals
		date 2025-05-09	rnd 1	type Standard	result 1	date 2025-05-09	rnd 2	type Standard	result 1
		Opponent Masa, M (Mpho)				Opponent Ntokwe, T (Tshepiso)
2	1	Tournament 2025 D2 Schools Individuals				Tournament 2025 D2 Schools Individuals
		date 2025-05-09	rnd 5	type Standard	result 1	date 2025-05-09	rnd 5	type Standard	result 1
		Opponent Mkhonza, L (Lethabo)				Opponent Mkhonza, L (Lethabo)

#	Games	Start				End
1	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 5	type Rapid	result 1	date 2025-03-22	rnd 5	type Rapid	result 1
		Opponent Matabane, A (Atlegang)				Opponent Matabane, A (Atlegang)
2	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 3	type Rapid	result 1	date 2025-03-22	rnd 3	type Rapid	result 1
		Opponent Mpoto, I (Inothando)				Opponent Mpoto, I (Inothando)

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	Masa ,M (Mpho)	1	1	425	1	1	425	0	0	0	0	0	0
1	Masa ,M (Mpho)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Mkhonza ,L (Lethabo)	1	1	425	1	1	425	0	0	0	0	0	0
2	Mkhonza ,L (Lethabo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Thukhutha ,D (Dakalo Makhadzi)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Thukhutha ,D (Dakalo Makhadzi)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Ntokwe ,T (Tshepiso)	1	1	425	1	1	425	0	0	0	0	0	0
4	Ntokwe ,T (Tshepiso)	1	1112.5	1537.5	1	1099	1537.5	0	0	0	0	0	0
5	Manyobe ,L (Lethabo Itumeleng)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Manyobe ,L (Lethabo Itumeleng)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Sithole ,N (Njabulo)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Sithole ,N (Njabulo)	1	1200	775	0	0	0	1	1200	775	0	0	0
7	Orebo ,S (Samuel)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Orebo ,S (Samuel)	1	1198.9	773.9	0	0	0	1	1200	773.9	0	0	0
8	Colsby ,S (Steve Johan Frederick)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Colsby ,S (Steve Johan Frederick)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	Vosloo ,H (Hindon)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Vosloo ,H (Hindon)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Matabane ,A (Atlegang)	1	1	425	0	0	0	1	1	425	0	0	0
10	Matabane ,A (Atlegang)	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

Orebo, J (Jerusalem)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms