Chess South Africa Ratings Database

PLAYER PAGE

Personal

Dorey, PDV (Pierre)

Chess SA id

197007600

FIDE id

Date of birth

1997-09-03 (Adult)

Gender

Male

Region

Ehlanzeni (MEN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-07-21

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1545	1545	1290.3	1288.9
Raw rating	1545	1545	1290.3	1288.9
Weighted rating	1544.7	1544.7	1290.3	1288.9
Weighted performance	105.5	0	0	0
Floor	1045	1045	790.3	790.3
K-factor	32	32	36	36
Min/Max rating change allowed	101.4	101.4	145.8	146.1
Highest rating	1545 2024-02-01	1545 2024-02-01	1290.3 2024-02-01	1290.3 2018-01-01
Highest raw rating	1545 2024-02-01	1545 2024-02-01	1290.3 2024-02-01	1290.3 2018-01-01
Highest weighted rating	1541.7 2025-08-01	1541.8 2025-08-01	1290.3 2024-02-01	1290.3 2018-01-01
Highest weighted performance	1402.5 2018-07-01	1493.7 2018-07-01	1200 2024-02-01	1233.9 2018-07-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1545	1545	1290.3	1288.9
Analysis
Rating	1545	1545	1290.3	1288.9
Raw rating	1545	1545	1290.3	1288.9
Weighted rating	1544.7	1544.7	1290.3
Weighted performance	105.5	0	0
K-factor	32	32	36	36
Floor	1045	1045	790.3	790.3
Max/Min rating change allowed	101.4	101.4	145.8	146.1
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	1545	1545	1290.3	1288.9
New weighted rating	1545	1545	1290.3	1288.9
New weighted performance	97.2	0	0	0
Temp new rating	1545	1545	1290.3	1288.9
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1545	1545	1290.3	1288.9
New K-factor	32	32	36	36
New floor	1045	1045	790.3	790.3

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	288	220	52	16

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Ehlanzeni (MEN)
Province	Mpumalanga (MP)
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	37	21.5	58.11	68.9	1334.4	1403.3
Standard	21	11.5	54.76	40.5	1473.3	1513.8
Rapid	0	0	0	0	0	0
Blitz	16	10	62.5	106.2	1152.1	1258.4

Date	Main	Standard	Rapid	Blitz
2025-11-01	1545	1545	1290.3	1288.9
2025-09-30	1545	1545	1290.3	1288.9
2025-09-01	1545	1545	1290.3	1288.9
2025-08-01	1545	1545	1290.3	1288.9
2025-07-01	1545	1545	1290.3	1288.9
2025-06-01	1545	1545	1290.3	1288.9
2025-05-01	1545	1545	1290.3	1288.9
2025-04-01	1545	1545	1290.3	1288.9
2025-03-01	1545	1545	1290.3	1288.9
2025-02-01	1545	1545	1290.3	1288.9
2025-01-01	1545	1545	1290.3	1288.9
2024-12-01	1545	1545	1290.3	1288.9
2024-11-01	1545	1545	1290.3	1288.9
2024-10-01	1545	1545	1290.3	1288.9
2024-09-01	1545	1545	1290.3	1288.9
2024-08-01	1545	1545	1290.3	1288.9
2024-07-01	1545	1545	1290.3	1288.9
2024-09-01	1545	1545	1290.3	1288.9
2024-05-01	1545	1545	1290.3	1288.9
2024-04-01	1545	1545	1290.3	1288.9
2024-03-01	1545	1545	1290.3	1288.9
2024-02-01	1545	1545	1290.3	1288.9
2024-01-01	1545	1545	1290.3	1288.9
2023-12-01	1446.3	1449.8	1290.3	1288.9

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 USSA Championship (Open)	2018-07-02	2018-07-06	Standard	Gert Sibande (MGS)	9	9	6	Yes	Analysis
2	2018 USSA Championship (Blitz)	2018-07-04	2018-07-04	Blitz	Gert Sibande (MGS)	9	9	4.5	Yes	Analysis
3	Malelane Primary 2018 (Open)	2018-07-21	2018-07-21	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
4	South African Inter Regional Championships 2017	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
5	South African Junior Blitz 2017 Championships (B)	2018-01-07	2018-01-07	Blitz	4 Knights (4K)	7	7	5.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2018 USSA Championship				Tournament Malelane Primary 2018
		date 2018-07-05	rnd 7	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Nkuna, W (Windsor)				Opponent Zitha, SG (Sifiso)
2	4	Tournament South African Inter Regional Championships 2017				Tournament 2018 USSA Championship
		date 2018-01-11	rnd 6	type Standard	result 1	date 2018-07-02	rnd 2	type Standard	result 1
		Opponent Mathebula, X (Xolani Cebo)				Opponent Sepuru, S (Shaun)
3	3	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-03	rnd 4	type Standard	result 1	date 2018-07-04	rnd 2	type Blitz	result 1
		Opponent Nkosi, S (Siyabonga)				Opponent Lemme, T (Tumelo)

#	Games	Start				End
1	5	Tournament 2018 USSA Championship				Tournament Malelane Primary 2018
		date 2018-07-05	rnd 7	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Nkuna, W (Windsor)				Opponent Zitha, SG (Sifiso)
2	4	Tournament South African Inter Regional Championships 2017				Tournament 2018 USSA Championship
		date 2018-01-11	rnd 6	type Standard	result 1	date 2018-07-02	rnd 2	type Standard	result 1
		Opponent Mathebula, X (Xolani Cebo)				Opponent Sepuru, S (Shaun)
3	2	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-03	rnd 4	type Standard	result 1	date 2018-07-04	rnd 5	type Standard	result 0.5
		Opponent Nkosi, S (Siyabonga)				Opponent Kheswa, I (Itumeleng)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament South African Junior Blitz 2017 Championships				Tournament 2018 USSA Championship
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-07-04	rnd 2	type Blitz	result 1
		Opponent Mashego, L (Lethabo)				Opponent Lemme, T (Tumelo)
2	3	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 1	type Blitz	result 1	date 2018-01-07	rnd 3	type Blitz	result 1
		Opponent Smit, YH (Yoshua)				Opponent Du Plessis, A (Arno)
3	2	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-04	rnd 6	type Blitz	result 1	date 2018-07-04	rnd 7	type Blitz	result 0.5
		Opponent Dlamini, IT (Tshepo)				Opponent Mogale, S (Siyabonga)

#	Games	Start				End
1	3	Tournament 2018 USSA Championship				Tournament Malelane Primary 2018
		date 2018-07-06	rnd 9	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Waters, A (Anre)				Opponent Zitha, SG (Sifiso)
2	3	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-03	rnd 4	type Standard	result 1	date 2018-07-04	rnd 2	type Blitz	result 1
		Opponent Nkosi, S (Siyabonga)				Opponent Lemme, T (Tumelo)
3	3	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-01-07	rnd 7	type Blitz	result 1
		Opponent Mashego, L (Lethabo)				Opponent Singh, N (Nimai)

#	Games	Start				End
1	3	Tournament 2018 USSA Championship				Tournament Malelane Primary 2018
		date 2018-07-06	rnd 9	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Waters, A (Anre)				Opponent Zitha, SG (Sifiso)
2	2	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-02	rnd 1	type Standard	result 1	date 2018-07-02	rnd 2	type Standard	result 1
		Opponent Mthembu, N (Nduduzo)				Opponent Sepuru, S (Shaun)
3	1	Tournament Malelane Primary 2018				Tournament Malelane Primary 2018
		date 2018-07-21	rnd 4	type Standard	result 1	date 2018-07-21	rnd 4	type Standard	result 1
		Opponent Zwane, L (Linda)				Opponent Zwane, L (Linda)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament South African Junior Blitz 2017 Championships				Tournament 2018 USSA Championship
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-07-04	rnd 2	type Blitz	result 1
		Opponent Mashego, L (Lethabo)				Opponent Lemme, T (Tumelo)
2	1	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-04	rnd 9	type Blitz	result 1	date 2018-07-04	rnd 9	type Blitz	result 1
		Opponent Nkosi, M (Minenhle)				Opponent Nkosi, M (Minenhle)
3	1	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-04	rnd 6	type Blitz	result 1	date 2018-07-04	rnd 6	type Blitz	result 1
		Opponent Dlamini, IT (Tshepo)				Opponent Dlamini, IT (Tshepo)

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	Nkuna ,W (Windsor)	2	1	0	1	1	425	0	0	0	1	0	-425
1	Nkuna ,W (Windsor)	2	1492.9	1492.9	1	1495.7	1917.9	0	0	0	1	1468.6	1067.9
2	Buthelezi ,N (Ncedo)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Buthelezi ,N (Ncedo)	1	1642	1217	1	1642	1217	0	0	0	0	0	0
3	Thabethe ,NA (Nhlanhla Andrew)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Thabethe ,NA (Nhlanhla Andrew)	1	1734.5	1309.5	1	1734.5	1309.5	0	0	0	0	0	0
4	Oberholzer ,I (Imarie)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Oberholzer ,I (Imarie)	1	1614	1614	1	1614	1614	0	0	0	0	0	0
5	Zitha ,SG (Sifiso)	1	1	425	1	1	425	0	0	0	0	0	0
5	Zitha ,SG (Sifiso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Kheswa ,I (Itumeleng)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Kheswa ,I (Itumeleng)	1	1540	1540	1	1541.7	1540	0	0	0	0	0	0
7	Buthelezi ,S (Simphiwe)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Buthelezi ,S (Simphiwe)	1	1374.8	1374.8	1	1386.2	1374.8	0	0	0	0	0	0
8	Davey ,T (Trevor)	1	1	425	1	1	425	0	0	0	0	0	0
8	Davey ,T (Trevor)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Mthembu ,N (Nduduzo)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mthembu ,N (Nduduzo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Zwane ,L (Linda)	1	1	425	1	1	425	0	0	0	0	0	0
10	Zwane ,L (Linda)	1	1292	1717	1	1292	1717	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

Dorey, PDV (Pierre)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms