Chess South Africa Ratings Database

PLAYER PAGE

Personal

Booi, K (Kerapetsi)

Chess SA id

101073076

FIDE id

Date of birth

2001-06-04 (Adult)

Gender

Male

Region

Frances Baard (NCF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-03-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1295.4	1299.6	682.1	568.4
Raw rating	1295.4	1299.6	682.1	568.4
Weighted rating	1295.4	1299.6	682	568.4
Weighted performance	314	313.4	0	0
Floor	806.9	812.6	500	500
K-factor	36	36	40	40
Min/Max rating change allowed	144.7	143.9	346.8	407.8
Highest rating	1404.4 2018-03-01	1403 2018-03-01	1329.3 2018-06-01	1200 2024-03-01
Highest raw rating	1306.9 2020-03-01	1312.6 2020-03-01	682.1 2024-03-01	568.4 2024-03-01
Highest weighted rating	1306.9 2022-02-01	1312.6 2022-02-01	682.1 2024-11-01	568.4 2024-11-01
Highest weighted performance	1404.4 2018-03-01	1403 2018-03-01	1329.3 2018-06-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1295.4	1299.6	682.1	568.4
Analysis
Rating	1295.4	1299.6	682.1	568.4
Raw rating	1295.4	1299.6	682.1	568.4
Weighted rating	1295.4	1299.6	682
Weighted performance	314	313.4	0
K-factor	36	36	40	40
Floor	806.9	812.6	500	500
Max/Min rating change allowed	144.7	143.9	346.8	407.8
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	1295.4	1299.6	682.1	568.4
New weighted rating	1295.4	1299.6	682	568.4
New weighted performance	313.5	312.9	0	0
Temp new rating	1295.4	1299.6	682.1	568.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1295.4	1299.6	682.1	568.4
New K-factor	36	36	40	40
New floor	806.9	812.6	500	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	2	2	0	0
	0	0	0	0
History	80	67	6	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Frances Baard (NCF)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	49	26	53.06	26	1253	1279.1
Standard	43	23	53.49	29.7	1242.8	1272.4
Rapid	6	3	50	0	1326.4	1326.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1295.4	1299.6	682.1	568.4
2025-09-01	1295.4	1299.6	682.1	568.4
2025-08-01	1295.4	1299.6	682.1	568.4
2025-07-01	1295.4	1299.6	682.1	568.4
2025-06-01	1295.4	1299.6	682.1	568.4
2025-05-01	1295.4	1299.6	682.1	568.4
2025-04-01	1295.4	1299.6	682.1	568.4
2025-03-01	1295.4	1299.6	682.1	568.4
2025-02-01	1295.4	1299.6	682.1	568.4
2025-01-01	1295.4	1299.6	682.1	568.4
2024-12-01	1295.4	1299.6	682.1	568.4
2024-11-01	1295.4	1299.6	682.1	568.4
2024-10-01	1295.4	1299.6	682.1	568.4
2024-09-01	1295.4	1299.6	682.1	568.4
2024-08-01	1295.4	1299.6	682.1	568.4
2024-07-01	1295.4	1299.6	682.1	568.4
2024-06-01	1295.4	1299.6	682.1	568.4
2024-08-01	1295.4	1299.6	682.1	568.4
2024-04-01	1295.4	1299.6	682.1	568.4
2024-03-01	1295.4	1299.6	682.1	568.4
2024-02-01	1295.4	1299.6	682.1	568.4
2024-01-01	1295.4	1299.6	682.1	568.4
2023-12-01	1295.4	1299.6	670.8	568.4
2023-11-01	1295.4	1299.6	670.8	568.4

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	Moja Open 2022 (B)	2022-03-19	2022-03-22	Standard	Frances Baard (NCF)	7	2	1	Yes	Analysis
2	Morris Club Tournament 2020	2020-02-15	2020-02-15	Standard	Mangaung (FMB)	5	5	3.5	Yes	Analysis
3	South African Open Chess Championships 2019 (C)	2019-06-15	2019-06-17	Standard	Frances Baard (NCF)	6	6	5	Yes	Analysis
4	Moja Chess Club FIDE Open 2019 (B)	2019-03-21	2019-03-24	Standard	Frances Baard (NCF)	7	6	2.5	Yes	Analysis
5	Moja Closed 2019	2019-01-05	2019-01-05	Standard	Frances Baard (NCF)	5	5	4	Yes	Analysis
6	Sol Plaatje University Chess Club Open 2018 (A)	2018-10-13	2018-10-13	Standard	Frances Baard (NCF)	6	3	0	Yes	Analysis
7	Frances Baard League 2018	2018-09-29	2018-09-30	Standard	Frances Baard (NCF)	6	6	3	Yes	Analysis
8	Kimberley Chess Club Nelson Mandela 67Min Open 2018 (A)	2018-07-20	2018-07-21	Standard	Frances Baard (NCF)	6	5	1.5	Yes	Analysis
9	SPU Open Rapid Tournament 2018	2018-06-16	2018-06-16	Rapid	Frances Baard (NCF)	6	6	3	Yes	Analysis
10	Moja Chess Club Open Tournament 2018 (A)	2018-03-02	2018-03-04	Standard	Frances Baard (NCF)	6	5	2.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament South African Open Chess Championships 2019				Tournament Morris Club Tournament 2020
		date 2019-06-16	rnd 5	type Standard	result 1	date 2020-02-15	rnd 2	type Standard	result 1
		Opponent Kivido, A (Alex)				Opponent Moloi, T (Teboho)
2	3	Tournament South African Open Chess Championships 2019				Tournament South African Open Chess Championships 2019
		date 2019-06-15	rnd 1	type Standard	result 1	date 2019-06-16	rnd 3	type Standard	result 1
		Opponent Thomas, K (Katlego)				Opponent Botes, A (Armand)
3	3	Tournament Moja Closed 2019				Tournament Moja Closed 2019
		date 2019-01-05	rnd 3	type Standard	result 1	date 2019-01-05	rnd 5	type Standard	result 1
		Opponent Skota, S (Sbusiso)				Opponent Mokoena, B (Bonolo)

#	Games	Start				End
1	4	Tournament South African Open Chess Championships 2019				Tournament Morris Club Tournament 2020
		date 2019-06-16	rnd 5	type Standard	result 1	date 2020-02-15	rnd 2	type Standard	result 1
		Opponent Kivido, A (Alex)				Opponent Moloi, T (Teboho)
2	3	Tournament South African Open Chess Championships 2019				Tournament South African Open Chess Championships 2019
		date 2019-06-15	rnd 1	type Standard	result 1	date 2019-06-16	rnd 3	type Standard	result 1
		Opponent Thomas, K (Katlego)				Opponent Botes, A (Armand)
3	3	Tournament Moja Closed 2019				Tournament Moja Closed 2019
		date 2019-01-05	rnd 3	type Standard	result 1	date 2019-01-05	rnd 5	type Standard	result 1
		Opponent Skota, S (Sbusiso)				Opponent Mokoena, B (Bonolo)

#	Games	Start				End
1	2	Tournament SPU Open Rapid Tournament 2018				Tournament SPU Open Rapid Tournament 2018
		date 2018-06-16	rnd 4	type Rapid	result 1	date 2018-06-16	rnd 5	type Rapid	result 1
		Opponent Koloti, B (Bobby)				Opponent Maupa, S (Simon)
2	1	Tournament SPU Open Rapid Tournament 2018				Tournament SPU Open Rapid Tournament 2018
		date 2018-06-16	rnd 1	type Rapid	result 1	date 2018-06-16	rnd 1	type Rapid	result 1
		Opponent Raadt, DS (Dominic Siphiwe)				Opponent Raadt, DS (Dominic Siphiwe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament South African Open Chess Championships 2019				Tournament Morris Club Tournament 2020
		date 2019-06-16	rnd 5	type Standard	result 1	date 2020-02-15	rnd 2	type Standard	result 1
		Opponent Kivido, A (Alex)				Opponent Moloi, T (Teboho)
2	3	Tournament South African Open Chess Championships 2019				Tournament South African Open Chess Championships 2019
		date 2019-06-15	rnd 1	type Standard	result 1	date 2019-06-16	rnd 3	type Standard	result 1
		Opponent Thomas, K (Katlego)				Opponent Botes, A (Armand)
3	3	Tournament Moja Closed 2019				Tournament Moja Closed 2019
		date 2019-01-05	rnd 3	type Standard	result 1	date 2019-01-05	rnd 5	type Standard	result 1
		Opponent Skota, S (Sbusiso)				Opponent Mokoena, B (Bonolo)

#	Games	Start				End
1	4	Tournament South African Open Chess Championships 2019				Tournament Morris Club Tournament 2020
		date 2019-06-16	rnd 5	type Standard	result 1	date 2020-02-15	rnd 2	type Standard	result 1
		Opponent Kivido, A (Alex)				Opponent Moloi, T (Teboho)
2	3	Tournament South African Open Chess Championships 2019				Tournament South African Open Chess Championships 2019
		date 2019-06-15	rnd 1	type Standard	result 1	date 2019-06-16	rnd 3	type Standard	result 1
		Opponent Thomas, K (Katlego)				Opponent Botes, A (Armand)
3	3	Tournament Moja Closed 2019				Tournament Moja Closed 2019
		date 2019-01-05	rnd 3	type Standard	result 1	date 2019-01-05	rnd 5	type Standard	result 1
		Opponent Skota, S (Sbusiso)				Opponent Mokoena, B (Bonolo)

#	Games	Start				End
1	2	Tournament SPU Open Rapid Tournament 2018				Tournament SPU Open Rapid Tournament 2018
		date 2018-06-16	rnd 4	type Rapid	result 1	date 2018-06-16	rnd 5	type Rapid	result 1
		Opponent Koloti, B (Bobby)				Opponent Maupa, S (Simon)
2	1	Tournament SPU Open Rapid Tournament 2018				Tournament SPU Open Rapid Tournament 2018
		date 2018-06-16	rnd 1	type Rapid	result 1	date 2018-06-16	rnd 1	type Rapid	result 1
		Opponent Raadt, DS (Dominic Siphiwe)				Opponent Raadt, DS (Dominic Siphiwe)

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	Raadt ,DS (Dominic Siphiwe)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
1	Raadt ,DS (Dominic Siphiwe)	3	1017.4	875.7	2	1104.6	592.4	1	609.8	1442.4	0	0	0
2	Ratema ,LK (Lerato)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Ratema ,LK (Lerato)	2	1491.9	1279.4	2	1492.3	1279.4	0	0	0	0	0	0
3	Valashia ,IH (Itumeleng)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Valashia ,IH (Itumeleng)	2	1569.9	1144.9	2	1575.8	1144.9	0	0	0	0	0	0
4	Lebenya ,MJ (Masilonyana Johannes)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Lebenya ,MJ (Masilonyana Johannes)	2	1337.8	912.8	1	1322.7	912.8	1	1475	912.8	0	0	0
5	Moloi ,T (Teboho)	1	1	425	1	1	425	0	0	0	0	0	0
5	Moloi ,T (Teboho)	1	1270	1695	1	1270	1695	0	0	0	0	0	0
6	Mungal ,Z (Zoey)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mungal ,Z (Zoey)	1	1311.4	886.4	1	1304.1	886.4	0	0	0	0	0	0
7	Moroke ,G (Gavin)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Moroke ,G (Gavin)	1	555.3	555.3	1	558.8	555.3	0	0	0	0	0	0
8	Mokoena ,J (Jabulani)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mokoena ,J (Jabulani)	1	1442.9	1867.9	1	1442	1867.9	0	0	0	0	0	0
9	Lwazi ,C (Chonga)	1	1	425	1	1	425	0	0	0	0	0	0
9	Lwazi ,C (Chonga)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Maruluba ,MA (Mzingisi Aaron)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Maruluba ,MA (Mzingisi Aaron)	1	1508.4	1083.4	1	1509.2	1083.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Booi, K (Kerapetsi)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms