Chess South Africa Ratings Database

PLAYER PAGE

Personal

Joubert, D (Devin)

Chess SA id

1960117985

FIDE id

Date of birth

1996-10-23 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1235.9	1231.2	1300	1300
Raw rating	1235.9	1231.2	1300	1300
Weighted rating	1235.9	1231.2	1299	1299
Weighted performance	0	0	0	0
Floor	738.8	735.2	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	157.5	158.6	143.8	143.8
Highest rating	1317.3 2019-08-01	1298.4 2019-08-01	1300 2024-02-01	1300 2024-02-01
Highest raw rating	1238.8 2019-09-01	1235.2 2019-09-01	1300 2024-02-01	1300 2024-02-01
Highest weighted rating	1238.8 2021-08-01	1235.2 2021-08-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1317.3 2019-08-01	1298.4 2019-08-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1235.9	1231.2	1300	1300
Analysis
Rating	1235.9	1231.2	1300	1300
Raw rating	1235.9	1231.2	1300	1300
Weighted rating	1235.9	1231.2	1299
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	738.8	735.2	800	800
Max/Min rating change allowed	157.5	158.6	143.8	143.8
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	1235.9	1231.2	1300	1300
New weighted rating	1235.9	1231.2	1299.7	1299.7
New weighted performance	0	0	0	0
Temp new rating	1235.9	1231.2	1300	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1235.9	1231.2	1300	1300
New K-factor	36	36	36	36
New floor	738.8	735.2	800	800

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	15	15

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
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	15	9	60	85	1178.9	1263.9
Standard	15	9	60	85	1178.9	1263.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1235.9	1231.2	1300	1300
2025-09-01	1235.9	1231.2	1300	1300
2025-08-01	1235.9	1231.2	1300	1300
2025-07-01	1235.9	1231.2	1300	1300
2025-06-01	1235.9	1231.2	1300	1300
2025-05-01	1235.9	1231.2	1300	1300
2025-04-01	1235.9	1231.2	1300	1300
2025-03-01	1235.9	1231.2	1300	1300
2025-02-01	1235.9	1231.2	1300	1300
2025-01-01	1235.9	1231.2	1300	1300
2024-12-01	1235.9	1231.2	1300	1300
2024-11-01	1235.9	1231.2	1300	1300
2024-10-01	1235.9	1231.2	1300	1300
2024-09-01	1235.9	1231.2	1300	1300
2024-08-01	1235.9	1231.2	1300	1300
2024-07-01	1235.9	1231.2	1300	1300
2024-06-01	1235.9	1231.2	1300	1300
2024-08-01	1235.9	1231.2	1300	1300
2024-04-01	1235.9	1231.2	1300	1300
2024-03-01	1235.9	1231.2	1300	1300
2024-02-01	1235.9	1231.2	1300	1300
2024-01-01	1235.9	1231.2	1300	1300
2023-12-01	1235.9	1231.2	1200	1200
2023-11-01	1235.9	1231.2	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	Curro Durbanville Chess Tournament 2019 (Premier)	2019-08-23	2019-08-24	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
2	2019 Western Province League (D)	2019-07-27	2019-09-07	Standard	Cape Town (WCT)	11	2	1	Yes	Analysis
3	2019 Western Province League (E)	2019-07-27	2019-08-10	Standard	Cape Town (WCT)	9	3	3	Yes	Analysis
4	2019 Western Province League (E)	2019-07-27	2019-08-10	Standard	Cape Town (WCT)	9	4	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2019 Western Province League				Tournament 2019 Western Province League
		date 2019-08-03	rnd 4	type Standard	result 1	date 2019-08-10	rnd 9	type Standard	result 1
		Opponent Hartzenberg, L (Luciano)				Opponent Maritz, J (Jean)
2	3	Tournament Curro Durbanville Chess Tournament 2019				Tournament 2019 Western Province League
		date 2019-08-24	rnd 5	type Standard	result 1	date 2019-09-07	rnd 11	type Standard	result 1
		Opponent Crotz, K (Kirsten)				Opponent Neutt, N (Nehum)
3	1	Tournament Curro Durbanville Chess Tournament 2019				Tournament Curro Durbanville Chess Tournament 2019
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 2	type Standard	result 1
		Opponent Du Plessis, S (Stefan)				Opponent Du Plessis, S (Stefan)

#	Games	Start				End
1	5	Tournament 2019 Western Province League				Tournament 2019 Western Province League
		date 2019-08-03	rnd 4	type Standard	result 1	date 2019-08-10	rnd 9	type Standard	result 1
		Opponent Hartzenberg, L (Luciano)				Opponent Maritz, J (Jean)
2	3	Tournament Curro Durbanville Chess Tournament 2019				Tournament 2019 Western Province League
		date 2019-08-24	rnd 5	type Standard	result 1	date 2019-09-07	rnd 11	type Standard	result 1
		Opponent Crotz, K (Kirsten)				Opponent Neutt, N (Nehum)
3	1	Tournament Curro Durbanville Chess Tournament 2019				Tournament Curro Durbanville Chess Tournament 2019
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 2	type Standard	result 1
		Opponent Du Plessis, S (Stefan)				Opponent Du Plessis, S (Stefan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2019 Western Province League				Tournament 2019 Western Province League
		date 2019-08-03	rnd 4	type Standard	result 1	date 2019-08-10	rnd 9	type Standard	result 1
		Opponent Hartzenberg, L (Luciano)				Opponent Maritz, J (Jean)
2	3	Tournament Curro Durbanville Chess Tournament 2019				Tournament 2019 Western Province League
		date 2019-08-24	rnd 5	type Standard	result 1	date 2019-09-07	rnd 11	type Standard	result 1
		Opponent Crotz, K (Kirsten)				Opponent Neutt, N (Nehum)
3	1	Tournament Curro Durbanville Chess Tournament 2019				Tournament Curro Durbanville Chess Tournament 2019
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 2	type Standard	result 1
		Opponent Du Plessis, S (Stefan)				Opponent Du Plessis, S (Stefan)

#	Games	Start				End
1	5	Tournament 2019 Western Province League				Tournament 2019 Western Province League
		date 2019-08-03	rnd 4	type Standard	result 1	date 2019-08-10	rnd 9	type Standard	result 1
		Opponent Hartzenberg, L (Luciano)				Opponent Maritz, J (Jean)
2	3	Tournament Curro Durbanville Chess Tournament 2019				Tournament 2019 Western Province League
		date 2019-08-24	rnd 5	type Standard	result 1	date 2019-09-07	rnd 11	type Standard	result 1
		Opponent Crotz, K (Kirsten)				Opponent Neutt, N (Nehum)
3	1	Tournament Curro Durbanville Chess Tournament 2019				Tournament Curro Durbanville Chess Tournament 2019
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 2	type Standard	result 1
		Opponent Du Plessis, S (Stefan)				Opponent Du Plessis, S (Stefan)

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	Mlahleni ,O (Okuhle)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mlahleni ,O (Okuhle)	1	1128.5	703.5	1	1151.2	703.5	0	0	0	0	0	0
2	Roux ,J (Jarrod)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Roux ,J (Jarrod)	1	1215.5	790.5	1	1177.7	790.5	0	0	0	0	0	0
3	Hartzenberg ,L (Luciano)	1	1	425	1	1	425	0	0	0	0	0	0
3	Hartzenberg ,L (Luciano)	1	1008.1	1433.1	1	969.2	1433.1	0	0	0	0	0	0
4	Crotz ,K (Kirsten)	1	1	425	1	1	425	0	0	0	0	0	0
4	Crotz ,K (Kirsten)	1	1185.1	1610.1	1	1146.5	1610.1	0	0	0	0	0	0
5	Maritz ,J (Jean)	1	1	425	1	1	425	0	0	0	0	0	0
5	Maritz ,J (Jean)	1	1158.3	1583.3	1	1162.7	1583.3	0	0	0	0	0	0
6	Capes ,K (Kyle)	1	1	425	1	1	425	0	0	0	0	0	0
6	Capes ,K (Kyle)	1	1085.7	1510.7	1	1164.7	1510.7	0	0	0	0	0	0
7	Pretorius ,A (Amanda Karen)	1	1	425	1	1	425	0	0	0	0	0	0
7	Pretorius ,A (Amanda Karen)	1	1191.2	1616.2	1	1192.6	1616.2	0	0	0	0	0	0
8	Owens ,D (David)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Owens ,D (David)	1	1146.5	721.5	1	1126.2	721.5	0	0	0	0	0	0
9	Du Plessis ,S (Stefan)	1	1	425	1	1	425	0	0	0	0	0	0
9	Du Plessis ,S (Stefan)	1	1206.1	1631.1	1	1020.4	1631.1	0	0	0	0	0	0
10	Van Niekerk ,L (Lizelle)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Van Niekerk ,L (Lizelle)	1	1350.2	925.2	1	1336.5	925.2	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

Joubert, D (Devin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms