Chess South Africa Ratings Database

PLAYER PAGE

Personal

Joubert, D (Divan)

Chess SA id

103014549

FIDE id

Date of birth

2003-01-08 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-12-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1462.8	1460.9	1125.9	1078
Raw rating	1462.8	1460.9	1125.9	1078
Weighted rating	1462.8	1460.9	1125.7	1078
Weighted performance	777.9	777.8	0	0
Floor	963.4	962.3	625.9	590
K-factor	32	32	40	40
Min/Max rating change allowed	114	114.3	184.3	197.3
Highest rating	1463.4 2021-06-01	1462.3 2021-06-01	1200 2024-02-01	1200 2018-02-01
Highest raw rating	1463.4 2021-06-01	1462.3 2021-06-01	1125.9 2024-02-01	1090 2018-02-01
Highest weighted rating	1463.4 2025-02-01	1462.3 2025-02-01	1125.9 2024-11-01	1090 2024-11-01
Highest weighted performance	1445.7 2020-01-01	1444.6 2020-01-01	1200 2024-02-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1462.8	1460.9	1125.9	1078
Analysis
Rating	1462.8	1460.9	1125.9	1078
Raw rating	1462.8	1460.9	1125.9	1078
Weighted rating	1462.8	1460.9	1125.7
Weighted performance	777.9	777.8	0
K-factor	32	32	40	40
Floor	963.4	962.3	625.9	590
Max/Min rating change allowed	114	114.3	184.3	197.3
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	1462.8	1460.9	1125.9	1078
New weighted rating	1462.8	1460.9	1125.9	1078
New weighted performance	769.9	769.7	0	0
Temp new rating	1462.8	1460.9	1125.9	1078
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1462.8	1460.9	1125.9	1078
New K-factor	32	32	40	40
New floor	963.4	962.3	625.9	590

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	25	25	0
	10	10	0
History	412	403	9

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	155	81	52.26	19.2	1298.4	1317.6
Standard	146	78	53.42	29.1	1296.5	1325.6
Rapid	0	0	0	0	0	0
Blitz	9	3	33.33	-141.7	1328.8	1187.1

Date	Main	Standard	Rapid	Blitz
2025-11-01	1462.8	1460.9	1125.9	1078
2025-09-30	1462.8	1460.9	1125.9	1078
2025-09-01	1462.8	1460.9	1125.9	1078
2025-08-01	1462.8	1460.9	1125.9	1078
2025-07-01	1462.8	1460.9	1125.9	1078
2025-06-01	1462.8	1460.9	1125.9	1078
2025-05-01	1462.8	1460.9	1125.9	1078
2025-04-01	1462.8	1460.9	1125.9	1078
2025-03-01	1462.8	1460.9	1125.9	1078
2025-02-01	1462.8	1460.9	1125.9	1078
2025-01-01	1462.8	1460.9	1125.9	1078
2024-12-01	1462.8	1460.9	1125.9	1078
2024-11-01	1462.8	1460.9	1125.9	1078
2024-10-01	1462.8	1460.9	1125.9	1078
2024-09-01	1462.8	1460.9	1125.9	1078
2024-08-01	1462.8	1460.9	1125.9	1078
2024-07-01	1462.8	1460.9	1125.9	1078
2024-09-01	1462.8	1460.9	1125.9	1078
2024-05-01	1462.8	1460.9	1125.9	1078
2024-04-01	1462.8	1460.9	1125.9	1078
2024-03-01	1462.8	1460.9	1125.9	1078
2024-02-01	1462.8	1460.9	1125.9	1078
2024-01-01	1462.8	1460.9	1125.9	1078
2023-12-01	1462.8	1460.9	1090	1078

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	2022 South African Junior Team Chess Championships (U20 Open+Girls)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	5	4.5	Yes	Analysis
2	2022 Alekhine Open (B)	2022-08-13	2022-08-14	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
3	Hoerskool Overvaal 2022 (A+B)	2022-06-11	2022-06-11	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
4	2022 Gauteng Interregion (U20 Open)	2022-02-26	2022-02-26	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
5	2022 Tshwane Chess Open Registration Tournament (B)	2022-01-29	2022-01-29	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
6	2021 Lubowski Open Tournament (B)	2021-05-01	2021-05-02	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
7	2021 Registration Tournament (B)	2021-03-13	2021-03-13	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	2019 Wild Card Chess Championship (U18 Open)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
9	2019 South African Junior Team Championships (U18B)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis
10	2019 TC SAJCC Prep Tournament (A)	2019-11-30	2019-11-30	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
11	2019 Alekhine Open (B)	2019-08-09	2019-08-10	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
12	2019 Capablanca Chess Festival (Swiss B)	2019-04-19	2019-04-21	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
13	2019 Tshwane Chess Registration Tournament (B)	2019-01-26	2019-01-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
14	2018 Wild Card Chess Championships (U16 Open)	2018-12-21	2018-12-24	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
15	South African Junior Team Championships 2018 (U16B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	6	Yes	Analysis
16	2018 Etienne Lewis Trials (U16 Boys)	2018-08-31	2018-09-02	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
17	2018 Gauteng League Final (U15)	2018-08-25	2018-08-25	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
18	2018 D4 Tshwane South Schools League Finals (U15)	2018-08-04	2018-08-04	Standard	Tshwane (GTP)	5	4	3.5	Yes	Analysis
19	2018 Alekhine Open (B)	2018-08-09	2018-08-11	Standard	Tshwane (GTP)	6	6	2.5	Yes	Analysis
20	South African Open 2018 (B)	2018-07-07	2018-07-14	Standard	Mangaung (FMB)	11	11	6	Yes	Analysis
21	South African Open 2018 (Blitz)	2018-07-11	2018-07-11	Blitz	Mangaung (FMB)	9	9	3	Yes	Analysis
22	2018 Capablanca Swiss (C)	2018-04-27	2018-04-29	Standard	Tshwane (GTP)	7	7	5	Yes	Analysis
23	2018 South African Junior Closed Chess Championships (U16 Open)	2018-04-01	2018-04-07	Standard	Chess South Africa (CSA)	11	7	0.5	Yes	Analysis
24	South African Junior Wildcard Championships 2017 (U16 Open)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
25	South African Junior Team Championships 2017 (U16A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament 2022 Alekhine Open				Tournament 2022 South African Junior Team Chess Championships
		date 2022-08-14	rnd 4	type Standard	result 0.5	date 2022-12-07	rnd 5	type Standard	result 1
		Opponent Getachew, Y (Yoseph)				Opponent Wallace, A (Amy)
2	6	Tournament 2021 Lubowski Open Tournament				Tournament 2022 Tshwane Chess Open Registration Tournament
		date 2021-05-02	rnd 4	type Standard	result 1	date 2022-01-29	rnd 4	type Standard	result 1
		Opponent Du Plessis, CR (Christiaan)				Opponent Reyneke, L (Luke)
3	6	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-19	rnd 6	type Standard	result 1
		Opponent Coetzee, P (Philip)				Opponent Mokoena, M (Mandla)

#	Games	Start				End
1	7	Tournament 2022 Alekhine Open				Tournament 2022 South African Junior Team Chess Championships
		date 2022-08-14	rnd 4	type Standard	result 0.5	date 2022-12-07	rnd 5	type Standard	result 1
		Opponent Getachew, Y (Yoseph)				Opponent Wallace, A (Amy)
2	6	Tournament 2021 Lubowski Open Tournament				Tournament 2022 Tshwane Chess Open Registration Tournament
		date 2021-05-02	rnd 4	type Standard	result 1	date 2022-01-29	rnd 4	type Standard	result 1
		Opponent Du Plessis, CR (Christiaan)				Opponent Reyneke, L (Luke)
3	6	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-19	rnd 6	type Standard	result 1
		Opponent Coetzee, P (Philip)				Opponent Mokoena, M (Mandla)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-11	rnd 3	type Blitz	result 1	date 2018-07-11	rnd 5	type Blitz	result 1
		Opponent Geyser, H (Heinrich)				Opponent Hanekom, W (Driaan)

#	Games	Start				End
1	6	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-19	rnd 6	type Standard	result 1
		Opponent Coetzee, P (Philip)				Opponent Mokoena, M (Mandla)
2	4	Tournament 2021 Registration Tournament				Tournament 2021 Lubowski Open Tournament
		date 2021-03-13	rnd 4	type Standard	result 1	date 2021-05-01	rnd 2	type Standard	result 1
		Opponent Dippenaar, A (Adriaan)				Opponent Rautenbach, H (Helen Christine)
3	4	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-11	rnd 7	type Standard	result 1	date 2018-07-13	rnd 10	type Standard	result 1
		Opponent Wang, P-S (Pei-Shan)				Opponent Rabokako, P (Petrus)

#	Games	Start				End
1	6	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-19	rnd 6	type Standard	result 1
		Opponent Coetzee, P (Philip)				Opponent Mokoena, M (Mandla)
2	4	Tournament 2021 Registration Tournament				Tournament 2021 Lubowski Open Tournament
		date 2021-03-13	rnd 4	type Standard	result 1	date 2021-05-01	rnd 2	type Standard	result 1
		Opponent Dippenaar, A (Adriaan)				Opponent Rautenbach, H (Helen Christine)
3	4	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-11	rnd 7	type Standard	result 1	date 2018-07-13	rnd 10	type Standard	result 1
		Opponent Wang, P-S (Pei-Shan)				Opponent Rabokako, P (Petrus)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-11	rnd 3	type Blitz	result 1	date 2018-07-11	rnd 5	type Blitz	result 1
		Opponent Geyser, H (Heinrich)				Opponent Hanekom, W (Driaan)

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	Odendaal ,RL (Ruben Lourens)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
1	Odendaal ,RL (Ruben Lourens)	3	1379.8	1096.5	3	1379.3	1096.5	0	0	0	0	0	0
2	Yang ,A (Alex)	2	1	0	2	1	0	0	0	0	0	0	0
2	Yang ,A (Alex)	2	1390.1	1390.1	2	1377.8	1390.1	0	0	0	0	0	0
3	Raubenheimer ,D (Dian)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Raubenheimer ,D (Dian)	2	1486.5	1061.5	2	1493.7	1061.5	0	0	0	0	0	0
4	Smit ,CM (Carlo)	2	1	0	2	1	0	0	0	0	0	0	0
4	Smit ,CM (Carlo)	2	1125.9	1125.9	2	1123.1	1125.9	0	0	0	0	0	0
5	Voigt ,K (Karl)	2	2	425	2	2	425	0	0	0	0	0	0
5	Voigt ,K (Karl)	2	1244.5	1669.5	2	1257.2	1669.5	0	0	0	0	0	0
6	Duvenhage ,LC (Leon Christiaan)	2	2	425	2	2	425	0	0	0	0	0	0
6	Duvenhage ,LC (Leon Christiaan)	2	1117.7	1542.7	2	1112.3	1542.7	0	0	0	0	0	0
7	Hyman ,DM (Daniel)	2	1	0	2	1	0	0	0	0	0	0	0
7	Hyman ,DM (Daniel)	2	1350.8	1350.8	2	1350.8	1350.8	0	0	0	0	0	0
8	Mcphail ,R (Ryan)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
8	Mcphail ,R (Ryan)	2	1367.4	1579.9	2	1362.7	1579.9	0	0	0	0	0	0
9	Nhamuave ,E (Eleazar)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Nhamuave ,E (Eleazar)	2	1745.1	1320.1	2	1747.8	1320.1	0	0	0	0	0	0
10	Claassen ,G (Gabriella)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Claassen ,G (Gabriella)	2	1377.8	952.8	2	1373.5	952.8	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

Joubert, D (Divan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms