Chess South Africa Ratings Database

PLAYER PAGE

Personal

Petrie, D (Declan)

Chess SA id

108087233

FIDE id

Date of birth

2008-08-06 (U18)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1290.3	1273.9	831.2	871.2
Raw rating	1290.3	1273.9	831.2	871.2
Weighted rating	1290.3	1273.9	831.2	871.2
Weighted performance	391.6	382.8	0	0
Floor	790.3	773.9	500	500
K-factor	36	36	40	40
Min/Max rating change allowed	145.8	149.2	280.4	264.9
Highest rating	1342.8 2020-02-01	1287.4 2020-03-01	1486.9 2019-11-01	1641.1 2019-11-01
Highest raw rating	1290.3 2024-02-01	1273.9 2024-02-01	831.2 2024-02-01	871.2 2024-02-01
Highest weighted rating	1290.3 2024-02-01	1273.9 2024-02-01	831.2 2024-11-01	871.2 2024-11-01
Highest weighted performance	1342.8 2020-02-01	1287.4 2020-03-01	1486.9 2019-11-01	1641.1 2019-11-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1290.3	1273.9	831.2	871.2
Analysis
Rating	1290.3	1273.9	831.2	871.2
Raw rating	1290.3	1273.9	831.2	871.2
Weighted rating	1290.3	1273.9	831.2
Weighted performance	391.6	382.8	0
K-factor	36	36	40	40
Floor	790.3	773.9	500	500
Max/Min rating change allowed	145.8	149.2	280.4	264.9
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	1290.3	1273.9	831.2	871.2
New weighted rating	1290.3	1273.9	831.2	871.2
New weighted performance	391.2	382.3	0	0
Temp new rating	1290.3	1273.9	831.2	871.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1290.3	1273.9	831.2	871.2
New K-factor	36	36	40	40
New floor	790.3	773.9	500	500

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	139	122	11	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	111	62.5	56.31	53.6	1148.7	1202.3
Standard	99	51.5	52.02	17.2	1145.6	1162.7
Rapid	6	5	83.33	283.3	1166.5	1449.8
Blitz	6	6	100	425	1181.9	1606.9

Date	Main	Standard	Rapid	Blitz
2025-09-30	1290.3	1273.9	831.2	871.2
2025-09-01	1290.3	1273.9	831.2	871.2
2025-08-01	1290.3	1273.9	831.2	871.2
2025-07-01	1290.3	1273.9	831.2	871.2
2025-06-01	1290.3	1273.9	831.2	871.2
2025-05-01	1290.3	1273.9	831.2	871.2
2025-04-01	1290.3	1273.9	831.2	871.2
2025-03-01	1290.3	1273.9	831.2	871.2
2025-02-01	1290.3	1273.9	831.2	871.2
2025-01-01	1290.3	1273.9	831.2	871.2
2024-12-01	1290.3	1273.9	831.2	871.2
2024-11-01	1290.3	1273.9	831.2	871.2
2024-10-01	1290.3	1273.9	831.2	871.2
2024-09-01	1290.3	1273.9	831.2	871.2
2024-08-01	1290.3	1273.9	831.2	871.2
2024-07-01	1290.3	1273.9	831.2	871.2
2024-06-01	1290.3	1273.9	831.2	871.2
2024-08-01	1290.3	1273.9	831.2	871.2
2024-04-01	1290.3	1273.9	831.2	871.2
2024-03-01	1290.3	1273.9	831.2	871.2
2024-02-01	1290.3	1273.9	831.2	871.2
2024-01-01	1290.3	1273.9	831.2	871.2
2023-12-01	1290.3	1273.9	831.2	871.2
2023-11-01	1290.3	1273.9	831.2	871.2

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	2020 NMBCU Chess Trials 2 2020 (U14)	2020-03-07	2020-03-07	Standard	Nelson Mandela Bay (ENM)	5	5	3.5	Yes	Analysis
2	2020 Boardwalk Pearson Open Chess Festival (Open)	2020-03-14	2020-03-15	Standard	Nelson Mandela Bay (ENM)	5	5	2.5	Yes	Analysis
3	2020 NMBCU Chess Trial 1 (U14)	2020-02-08	2020-02-09	Standard	Nelson Mandela Bay (ENM)	6	6	5	Yes	Analysis
4	2019 South African Junior Team Championships (U12B)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
5	Ulitmate Chess Open 2019 (Rapid C)	2019-11-30	2019-11-30	Rapid	Nelson Mandela Bay (ENM)	6	6	5	Yes	Analysis
6	Ulitmate Chess Open 2019 (Blitz C)	2019-11-30	2019-11-30	Blitz	Nelson Mandela Bay (ENM)	6	6	6	Yes	Analysis
7	NMBYCC Closed 2019 (U12)	2019-07-26	2019-07-27	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
8	Nelson Mandela Bay Junior Trials 4 2019 (U12)	2019-07-12	2019-07-13	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
9	NMBJCU Trials 3 2019 (U12)	2019-05-10	2019-05-11	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
10	Nelson Mandela Bay Junior Chess Trials 2 2019 (U12)	2019-04-05	2019-04-06	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
11	NMBCU Trials 1 2019 (U12)	2019-03-08	2019-03-09	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
12	Ultimate Chess Open 2018 (C)	2018-11-30	2018-12-01	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
13	South African Junior Team Championships 2018 (U12B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
14	NMBJC Closed 2018 (U12)	2018-07-27	2018-07-28	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
15	NMB Youth Chess Trial 3 2018 (U12)	2018-05-11	2018-05-12	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
16	NMB Second Trials 2018 (U12)	2018-04-20	2018-04-22	Standard	Nelson Mandela Bay (ENM)	5	4	1	Yes	Analysis
17	NMB First Trails 2018 (U12)	2018-03-23	2018-03-24	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
18	2018 Boardwalk Pearson Open (B)	2018-03-17	2018-03-18	Standard	Nelson Mandela Bay (ENM)	7	7	2	Yes	Analysis
19	Registration Tournament 2018 (B)	2018-02-23	2018-02-24	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis

#	Games	Start				End
1	10	Tournament Ulitmate Chess Open 2019				Tournament Ulitmate Chess Open 2019
		date 2019-11-30	rnd 1	type Blitz	result 1	date 2019-11-30	rnd 4	type Rapid	result 1
		Opponent Freeman, N (Nicole)				Opponent Freeman, N (Nicole)
2	6	Tournament 2020 NMBCU Chess Trial 1				Tournament 2020 NMBCU Chess Trials 2 2020
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-03-07	rnd 2	type Standard	result 1
		Opponent Bhakawle, A (Axolle)				Opponent Madikane, L (Luniko)
3	3	Tournament 2020 NMBCU Chess Trials 2 2020				Tournament 2020 Boardwalk Pearson Open Chess Festival
		date 2020-03-07	rnd 4	type Standard	result 1	date 2020-03-14	rnd 1	type Standard	result 1
		Opponent Qukumba, L (Lukhanyo)				Opponent Perils, C (Cohen Arthur)

#	Games	Start				End
1	6	Tournament 2020 NMBCU Chess Trial 1				Tournament 2020 NMBCU Chess Trials 2 2020
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-03-07	rnd 2	type Standard	result 1
		Opponent Bhakawle, A (Axolle)				Opponent Madikane, L (Luniko)
2	3	Tournament 2020 NMBCU Chess Trials 2 2020				Tournament 2020 Boardwalk Pearson Open Chess Festival
		date 2020-03-07	rnd 4	type Standard	result 1	date 2020-03-14	rnd 1	type Standard	result 1
		Opponent Qukumba, L (Lukhanyo)				Opponent Perils, C (Cohen Arthur)
3	3	Tournament NMBYCC Closed 2019				Tournament NMBYCC Closed 2019
		date 2019-07-27	rnd 3	type Standard	result 1	date 2019-07-27	rnd 5	type Standard	result 1
		Opponent Ntlanganiso, S (Siwe)				Opponent Wei, H (Hailan)

#	Games	Start				End
1	4	Tournament Ulitmate Chess Open 2019				Tournament Ulitmate Chess Open 2019
		date 2019-11-30	rnd 1	type Rapid	result 1	date 2019-11-30	rnd 4	type Rapid	result 1
		Opponent Driscoll, S (Steven)				Opponent Freeman, N (Nicole)
2	1	Tournament Ulitmate Chess Open 2019				Tournament Ulitmate Chess Open 2019
		date 2019-11-30	rnd 6	type Rapid	result 1	date 2019-11-30	rnd 6	type Rapid	result 1
		Opponent Pillay, J (Joshua)				Opponent Pillay, J (Joshua)

#	Games	Start				End
1	6	Tournament Ulitmate Chess Open 2019				Tournament Ulitmate Chess Open 2019
		date 2019-11-30	rnd 1	type Blitz	result 1	date 2019-11-30	rnd 6	type Blitz	result 1
		Opponent Freeman, N (Nicole)				Opponent Kritzinger, L (Lune)

#	Games	Start				End
1	10	Tournament Ulitmate Chess Open 2019				Tournament Ulitmate Chess Open 2019
		date 2019-11-30	rnd 1	type Blitz	result 1	date 2019-11-30	rnd 4	type Rapid	result 1
		Opponent Freeman, N (Nicole)				Opponent Freeman, N (Nicole)
2	4	Tournament 2020 NMBCU Chess Trial 1				Tournament 2020 NMBCU Chess Trial 1
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-02-09	rnd 6	type Standard	result 1
		Opponent Bhakawle, A (Axolle)				Opponent Bruintjies, HC (Hailey)
3	3	Tournament 2020 NMBCU Chess Trials 2 2020				Tournament 2020 Boardwalk Pearson Open Chess Festival
		date 2020-03-07	rnd 4	type Standard	result 1	date 2020-03-14	rnd 1	type Standard	result 1
		Opponent Qukumba, L (Lukhanyo)				Opponent Perils, C (Cohen Arthur)

#	Games	Start				End
1	4	Tournament 2020 NMBCU Chess Trial 1				Tournament 2020 NMBCU Chess Trial 1
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-02-09	rnd 6	type Standard	result 1
		Opponent Bhakawle, A (Axolle)				Opponent Bruintjies, HC (Hailey)
2	3	Tournament 2020 NMBCU Chess Trials 2 2020				Tournament 2020 Boardwalk Pearson Open Chess Festival
		date 2020-03-07	rnd 4	type Standard	result 1	date 2020-03-14	rnd 1	type Standard	result 1
		Opponent Qukumba, L (Lukhanyo)				Opponent Perils, C (Cohen Arthur)
3	3	Tournament NMBYCC Closed 2019				Tournament NMBYCC Closed 2019
		date 2019-07-27	rnd 3	type Standard	result 1	date 2019-07-27	rnd 5	type Standard	result 1
		Opponent Ntlanganiso, S (Siwe)				Opponent Wei, H (Hailan)

#	Games	Start				End
1	4	Tournament Ulitmate Chess Open 2019				Tournament Ulitmate Chess Open 2019
		date 2019-11-30	rnd 1	type Rapid	result 1	date 2019-11-30	rnd 4	type Rapid	result 1
		Opponent Driscoll, S (Steven)				Opponent Freeman, N (Nicole)
2	1	Tournament Ulitmate Chess Open 2019				Tournament Ulitmate Chess Open 2019
		date 2019-11-30	rnd 6	type Rapid	result 1	date 2019-11-30	rnd 6	type Rapid	result 1
		Opponent Pillay, J (Joshua)				Opponent Pillay, J (Joshua)

#	Games	Start				End
1	6	Tournament Ulitmate Chess Open 2019				Tournament Ulitmate Chess Open 2019
		date 2019-11-30	rnd 1	type Blitz	result 1	date 2019-11-30	rnd 6	type Blitz	result 1
		Opponent Freeman, N (Nicole)				Opponent Kritzinger, L (Lune)

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	Lamont ,J (Joshua)	4	0	-425	4	0	-425	0	0	0	0	0	0
1	Lamont ,J (Joshua)	4	1047.6	622.6	4	1042.8	622.6	0	0	0	0	0	0
2	Knox ,S (Steven)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
2	Knox ,S (Steven)	3	1198.2	1198.2	3	1192.9	1198.2	0	0	0	0	0	0
3	Peter ,N (Noah)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Peter ,N (Noah)	3	1317.8	892.8	3	1309	892.8	0	0	0	0	0	0
4	Bruintjies ,HC (Hailey Carla)	2	1	0	2	1	0	0	0	0	0	0	0
4	Bruintjies ,HC (Hailey Carla)	2	1183.2	1183.2	2	1165.9	1183.2	0	0	0	0	0	0
5	Joubert ,A (Aiden)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Joubert ,A (Aiden)	2	1106.2	681.2	2	1112.8	681.2	0	0	0	0	0	0
6	Steffens ,L (Luchelle)	2	2	425	2	2	425	0	0	0	0	0	0
6	Steffens ,L (Luchelle)	2	1071.8	1496.8	2	1047.2	1496.8	0	0	0	0	0	0
7	Oyiya ,O (Owethu)	2	1	0	2	1	0	0	0	0	0	0	0
7	Oyiya ,O (Owethu)	2	1091.3	1091.3	2	1073.2	1091.3	0	0	0	0	0	0
8	Oosthuizen ,R (Rualdt)	2	2	425	2	2	425	0	0	0	0	0	0
8	Oosthuizen ,R (Rualdt)	2	1141.4	1566.4	2	1155.6	1566.4	0	0	0	0	0	0
9	Ntlanganiso ,S (Siwe)	2	2	425	2	2	425	0	0	0	0	0	0
9	Ntlanganiso ,S (Siwe)	2	1168.3	1593.3	2	1161.8	1593.3	0	0	0	0	0	0
10	Ragaval ,T (Thearsony)	2	2	425	2	2	425	0	0	0	0	0	0
10	Ragaval ,T (Thearsony)	2	1145.8	1570.8	2	1141	1570.8	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

Petrie, D (Declan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms