Chess South Africa Ratings Database

PLAYER PAGE

Personal

Boshoff, R (Reinier)

Chess SA id

1810191616

FIDE id

Date of birth

1981-01-16 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-06-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1258.3	1267	1200	1200
Raw rating	1258.3	1267	1200	1200
Weighted rating	1253.1	1260.9	1200	1200
Weighted performance	0	0	0	0
Floor	758.3	767	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	152.6	150.7	165.8	165.8
Highest rating	1408 2024-06-01	1399.2 2024-06-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1258.3 2024-07-01	1267 2024-07-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1248 2025-08-01	1255 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1408 2024-06-01	1399.2 2024-06-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1258.3	1267	1200	1200
Analysis
Rating	1258.3	1267	1200	1200
Raw rating	1258.3	1267	1200	1200
Weighted rating	1253.1	1260.9	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	758.3	767	700	700
Max/Min rating change allowed	152.6	150.7	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	1258.3	1267	1200	1200
New weighted rating	1254.4	1262.4	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1258.3	1267	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1258.3	1267	1200	1200
New K-factor	36	36	36	36
New floor	758.3	767	700	700

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

Games since
	Main 10	Standard 10		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	10	5.5	55	42.5	1332.6	1375.1
Standard	10	5.5	55	42.5	1332.6	1375.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1258.3	1267	1200	1200
2025-09-30	1258.3	1267	1200	1200
2025-09-01	1258.3	1267	1200	1200
2025-08-01	1258.3	1267	1200	1200
2025-07-01	1258.3	1267	1200	1200
2025-06-01	1258.3	1267	1200	1200
2025-05-01	1258.3	1267	1200	1200
2025-04-01	1258.3	1267	1200	1200
2025-03-01	1258.3	1267	1200	1200
2025-02-01	1258.3	1267	1200	1200
2025-01-01	1258.3	1267	1200	1200
2024-12-01	1258.3	1267	1200	1200
2024-11-01	1258.3	1267	1200	1200
2024-10-01	1258.3	1267	1200	1200
2024-09-01	1258.3	1267	1200	1200
2024-08-01	1258.3	1267	1200	1200
2024-07-01	1258.3	1267	1200	1200
2024-09-01	1202.7	1201.8	1200	1200
2024-05-01	1202.7	1201.8	1200	1200
2024-04-01	1202.7	1201.8	1200	1200
2024-03-01	1202.7	1201.8	1200	1200
2024-02-01	1202.7	1201.8	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	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	2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D)	2024-06-01	2024-06-01	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
2	2024 Tshwane Chess OPEN Registration Tournament (C2)	2024-01-27	2024-01-27	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section				Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section
		date 2024-06-01	rnd 3	type Standard	result 1	date 2024-06-01	rnd 5	type Standard	result 0.5
		Opponent Van Zyl, S (Sanli)				Opponent Buchner, E (Emil)
2	2	Tournament 2024 Tshwane Chess OPEN Registration Tournament				Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section
		date 2024-01-27	rnd 5	type Standard	result 1	date 2024-06-01	rnd 1	type Standard	result 1
		Opponent Van Wyk, J (Jonathan)				Opponent Jacobs, H (Hanno)
3	1	Tournament 2024 Tshwane Chess OPEN Registration Tournament				Tournament 2024 Tshwane Chess OPEN Registration Tournament
		date 2024-01-27	rnd 3	type Standard	result 1	date 2024-01-27	rnd 3	type Standard	result 1
		Opponent Roos, E (Ewan)				Opponent Roos, E (Ewan)

#	Games	Start				End
1	3	Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section				Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section
		date 2024-06-01	rnd 3	type Standard	result 1	date 2024-06-01	rnd 5	type Standard	result 0.5
		Opponent Van Zyl, S (Sanli)				Opponent Buchner, E (Emil)
2	2	Tournament 2024 Tshwane Chess OPEN Registration Tournament				Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section
		date 2024-01-27	rnd 5	type Standard	result 1	date 2024-06-01	rnd 1	type Standard	result 1
		Opponent Van Wyk, J (Jonathan)				Opponent Jacobs, H (Hanno)
3	1	Tournament 2024 Tshwane Chess OPEN Registration Tournament				Tournament 2024 Tshwane Chess OPEN Registration Tournament
		date 2024-01-27	rnd 3	type Standard	result 1	date 2024-01-27	rnd 3	type Standard	result 1
		Opponent Roos, E (Ewan)				Opponent Roos, E (Ewan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section				Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section
		date 2024-06-01	rnd 3	type Standard	result 1	date 2024-06-01	rnd 4	type Standard	result 1
		Opponent Van Zyl, S (Sanli)				Opponent Grobbelaar, M (Mienje)
2	2	Tournament 2024 Tshwane Chess OPEN Registration Tournament				Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section
		date 2024-01-27	rnd 5	type Standard	result 1	date 2024-06-01	rnd 1	type Standard	result 1
		Opponent Van Wyk, J (Jonathan)				Opponent Jacobs, H (Hanno)
3	1	Tournament 2024 Tshwane Chess OPEN Registration Tournament				Tournament 2024 Tshwane Chess OPEN Registration Tournament
		date 2024-01-27	rnd 3	type Standard	result 1	date 2024-01-27	rnd 3	type Standard	result 1
		Opponent Roos, E (Ewan)				Opponent Roos, E (Ewan)

#	Games	Start				End
1	2	Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section				Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section
		date 2024-06-01	rnd 3	type Standard	result 1	date 2024-06-01	rnd 4	type Standard	result 1
		Opponent Van Zyl, S (Sanli)				Opponent Grobbelaar, M (Mienje)
2	2	Tournament 2024 Tshwane Chess OPEN Registration Tournament				Tournament 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section
		date 2024-01-27	rnd 5	type Standard	result 1	date 2024-06-01	rnd 1	type Standard	result 1
		Opponent Van Wyk, J (Jonathan)				Opponent Jacobs, H (Hanno)
3	1	Tournament 2024 Tshwane Chess OPEN Registration Tournament				Tournament 2024 Tshwane Chess OPEN Registration Tournament
		date 2024-01-27	rnd 3	type Standard	result 1	date 2024-01-27	rnd 3	type Standard	result 1
		Opponent Roos, E (Ewan)				Opponent Roos, E (Ewan)

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	Van Zyl ,S (Sanli)	2	1	0	2	1	0	0	0	0	0	0	0
1	Van Zyl ,S (Sanli)	2	1329.8	1329.8	2	1307.6	1329.8	0	0	0	0	0	0
2	Wiehahn ,H (Hailey)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Wiehahn ,H (Hailey)	1	1381.9	956.9	1	1378.5	956.9	0	0	0	0	0	0
3	Van Wyk ,J (Jonathan)	1	1	425	1	1	425	0	0	0	0	0	0
3	Van Wyk ,J (Jonathan)	1	1351.3	1776.3	1	1381.6	1776.3	0	0	0	0	0	0
4	Grobbelaar ,M (Mienje)	1	1	425	1	1	425	0	0	0	0	0	0
4	Grobbelaar ,M (Mienje)	1	1370.8	1795.8	1	1363.1	1795.8	0	0	0	0	0	0
5	Jacobs ,H (Hanno)	1	1	425	1	1	425	0	0	0	0	0	0
5	Jacobs ,H (Hanno)	1	1353.5	1778.5	1	1347.7	1778.5	0	0	0	0	0	0
6	Weder ,E (Emil)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Weder ,E (Emil)	1	1319.5	894.5	1	1314.1	894.5	0	0	0	0	0	0
7	Grahan ,T (Tylo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Grahan ,T (Tylo)	1	1351.2	926.2	1	1334	926.2	0	0	0	0	0	0
8	Buchner ,E (Emil)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Buchner ,E (Emil)	1	1331	1331	1	1311.2	1331	0	0	0	0	0	0
9	Roos ,E (Ewan)	1	1	425	1	1	425	0	0	0	0	0	0
9	Roos ,E (Ewan)	1	1207	1632	1	1196.5	1632	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Boshoff, R (Reinier)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms