Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bosman, JP (Jacobus Petrus)

Chess SA id

104002806

FIDE id

Date of birth

2004-02-24 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-03-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1009.2	1004.8	1059.6	1059.6
Raw rating	1009.2	1004.8	1059.6	1059.6
Weighted rating	1009	1004.6	1059.6	1059.6
Weighted performance	0	0	0	0
Floor	571.9	575.2	559.6	559.6
K-factor	40	40	40	40
Min/Max rating change allowed	217.6	219	202.5	202.5
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1071.9 2018-03-01	1075.2 2018-03-01	1059.6 2024-02-01	1059.6 2024-02-01
Highest weighted rating	1071.9 2024-11-01	1075.2 2024-11-01	1059.6 2024-11-01	1059.6 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1009.2	1004.8	1059.6	1059.6
Analysis
Rating	1009.2	1004.8	1059.6	1059.6
Raw rating	1009.2	1004.8	1059.6	1059.6
Weighted rating	1009	1004.6	1059.6
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	571.9	575.2	559.6	559.6
Max/Min rating change allowed	217.6	219	202.5	202.5
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	1009.2	1004.8	1059.6	1059.6
New weighted rating	1009.2	1004.7	1059.6	1059.6
New weighted performance	0	0	0	0
Temp new rating	1009.2	1004.8	1059.6	1059.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1009.2	1004.8	1059.6	1059.6
New K-factor	40	40	40	40
New floor	571.9	575.2	559.6	559.6

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	328	308	20

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	7	2	28.57	-182.1	1030.7	848.5
Standard	7	2	28.57	-182.1	1030.7	848.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1009.2	1004.8	1059.6	1059.6
2025-09-01	1009.2	1004.8	1059.6	1059.6
2025-08-01	1009.2	1004.8	1059.6	1059.6
2025-07-01	1009.2	1004.8	1059.6	1059.6
2025-06-01	1009.2	1004.8	1059.6	1059.6
2025-05-01	1009.2	1004.8	1059.6	1059.6
2025-04-01	1009.2	1004.8	1059.6	1059.6
2025-03-01	1009.2	1004.8	1059.6	1059.6
2025-02-01	1009.2	1004.8	1059.6	1059.6
2025-01-01	1009.2	1004.8	1059.6	1059.6
2024-12-01	1009.2	1004.8	1059.6	1059.6
2024-11-01	1009.2	1004.8	1059.6	1059.6
2024-10-01	1009.2	1004.8	1059.6	1059.6
2024-09-01	1009.2	1004.8	1059.6	1059.6
2024-08-01	1009.2	1004.8	1059.6	1059.6
2024-07-01	1009.2	1004.8	1059.6	1059.6
2024-06-01	1009.2	1004.8	1059.6	1059.6
2024-08-01	1009.2	1004.8	1059.6	1059.6
2024-04-01	1009.2	1004.8	1059.6	1059.6
2024-03-01	1009.2	1004.8	1059.6	1059.6
2024-02-01	1009.2	1004.8	1059.6	1059.6
2024-01-01	1009.2	1004.8	1059.6	1059.6
2023-12-01	988.8	982.4	1059.6	1059.6
2023-11-01	988.8	982.4	1059.6	1059.6

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	2018 Waterkloof Open (C)	2018-03-03	2018-03-04	Standard	Tshwane (GTP)	5	4	0	Yes	Analysis
2	Grey College Inter Team Chess Tournament 2018 (B)	2018-02-23	2018-02-24	Standard	Mangaung (FMB)	5	3	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Grey College Inter Team Chess Tournament 2018				Tournament Grey College Inter Team Chess Tournament 2018
		date 2018-02-23	rnd 2	type Standard	result 1	date 2018-02-24	rnd 3	type Standard	result 1
		Opponent Siyanda, M (Myeni)				Opponent Bomela, M (Mihle)

#	Games	Start				End
1	2	Tournament Grey College Inter Team Chess Tournament 2018				Tournament Grey College Inter Team Chess Tournament 2018
		date 2018-02-23	rnd 2	type Standard	result 1	date 2018-02-24	rnd 3	type Standard	result 1
		Opponent Siyanda, M (Myeni)				Opponent Bomela, M (Mihle)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Grey College Inter Team Chess Tournament 2018				Tournament Grey College Inter Team Chess Tournament 2018
		date 2018-02-23	rnd 2	type Standard	result 1	date 2018-02-24	rnd 3	type Standard	result 1
		Opponent Siyanda, M (Myeni)				Opponent Bomela, M (Mihle)

#	Games	Start				End
1	2	Tournament Grey College Inter Team Chess Tournament 2018				Tournament Grey College Inter Team Chess Tournament 2018
		date 2018-02-23	rnd 2	type Standard	result 1	date 2018-02-24	rnd 3	type Standard	result 1
		Opponent Siyanda, M (Myeni)				Opponent Bomela, M (Mihle)

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	Mashadi ,C (Chiloane)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mashadi ,C (Chiloane)	1	1200	775	1	1200	775	0	0	0	0	0	0
2	Bomela ,M (Mihle)	1	1	425	1	1	425	0	0	0	0	0	0
2	Bomela ,M (Mihle)	1	893	1318	1	893	1318	0	0	0	0	0	0
3	Siyanda ,M (Myeni)	1	1	425	1	1	425	0	0	0	0	0	0
3	Siyanda ,M (Myeni)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Manikwa ,R (Ryan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Manikwa ,R (Ryan)	1	936	511	1	955.2	511	0	0	0	0	0	0
5	Boshoma ,C (Chifundo)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Boshoma ,C (Chifundo)	1	938.5	513.5	1	889.4	513.5	0	0	0	0	0	0
6	Van Zyl ,J (Juane)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Van Zyl ,J (Juane)	1	1093.6	668.6	1	1100.4	668.6	0	0	0	0	0	0
7	Boshoma ,C (Chisomo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Boshoma ,C (Chisomo)	1	953.5	528.5	1	901.7	528.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Bosman, JP (Jacobus Petrus)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms