Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jonas, D (Damian)

Chess SA id

1100098398

FIDE id

Date of birth

2010-07-14 (U16)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-30

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1148.9

Item	Main	Standard	Rapid	Blitz
Rating	1163.2	1135.7	1181.9	1200
Raw rating	1163.2	1135.7	1179.2	1200
Weighted rating	1133.4	1125.6	1181.9	1200
Weighted performance	1118.3	1047.6	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	174.7	181.7	170.8	165.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-0.2	0
New rating	1163.2	1135.7	1181.7	1200
Analysis
Rating	1163.2	1135.7	1181.9	1200
Raw rating	1163.2	1135.7	1179.2	1200
Weighted rating	1133.4	1125.6	1181.9
Weighted performance	1118.3	1047.6	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	174.7	181.7	170.8	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	1163.2	1135.7	1179.2	1200
New weighted rating	1137.6	1128.1	1181.7	1200
New weighted performance	1111.2	1040.7	0	0
Temp new rating	1163.2	1135.7	1181.7	1200
Temp new rating +/-	0	0	-0.2	0
Final new rating +/-	0	0	-0.2	0
New rating	1163.2	1135.7	1181.7	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	20	14	6
	26	26	0
	24	24	0
	15	10	5
	0	0	0
History	115	104	11

Games since
	Main 46	Standard 40		Rapid 6		Blitz 0
Gender	Male
Age group	U16
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	4321		1461		387
Male	3191		1017		259
U16	685		239		68
U16 Male	470		151		45
Standard
	RSA		Province		Region
Overall	4377		1235		435
Male	3220		830		281
U16	702		216		82
U16 Male	489		136		56
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	20	7.5	37.5	-106.2	1286.5	1180.2
Standard	14	5	35.71	-121.4	1245.2	1123.7
Rapid	6	2.5	41.67	-70.8	1382.8	1312
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	115	38.5	33.48	-140.4	1204.1	1063.6
Standard	104	34	32.69	-147.1	1195.3	1048.2
Rapid	11	4.5	40.91	-77.3	1287	1209.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1163.2	1135.7	1179.2	1200
2025-09-30	1163.2	1135.7	1179.2	1200
2025-09-01	1138.2	1135.7	1182.4	1200
2025-08-01	1138.2	1135.7	1182.4	1200
2025-07-01	1138.2	1135.7	1182.4	1200
2025-06-01	1138.2	1135.7	1182.4	1200
2025-05-01	1138.2	1135.7	1182.4	1200
2025-04-01	1147.8	1145.5	1182.4	1200
2025-03-01	1152	1147.5	1182.4	1200
2025-02-01	1152	1147.5	1182.4	1200
2025-01-01	1152	1147.5	1182.4	1200
2024-12-01	1152	1147.5	1182.4	1200
2024-11-01	1152	1147.5	1182.4	1200
2024-10-01	1152	1147.5	1182.4	1200
2024-09-01	1152	1147.5	1182.4	1200
2024-08-01	1049	1040.4	1182.4	1200
2024-07-01	1049	1040.4	1182.4	1200
2024-09-01	1049	1040.4	1182.4	1200
2024-05-01	1049	1040.4	1182.4	1200
2024-04-01	1052.7	1048.8	1182.4	1200
2024-03-01	1050	1044.4	1182.4	1200
2024-02-01	1036.1	1024	1182.4	1200
2024-01-01	1052.4	1042	1182.4	1200
2023-12-01	1052.4	1042	1182.4	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Pacaltsdorp Open 2025 (B)	2025-08-30	2025-08-30	Rapid	Eden (WEG)	6	6	2.5	Yes	Analysis
2	Eden Chess Trials 2 2025 (U16)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	4	1	Yes	Analysis
3	Hessequa Ontwikkelings Toernooi 2025 (U15 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	Eden Schools Chess Trials 1 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	Hessequa Skole Proewe 2 2025 (U15 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	0	0	No	Analysis
6	Hessequa Skole Skaak 2025 (O15 Seuns)	2025-01-25	2025-01-25	Standard	Eden (WEG)	5	0	0	No	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Pacaltsdorp Open 2025 (B)	2025-08-30	2025-08-30	Rapid	Eden (WEG)	6	6	2.5	Yes	Analysis
2	Eden Chess Trials 2 2025 (U16)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	4	1	Yes	Analysis
3	Hessequa Ontwikkelings Toernooi 2025 (U15 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	Eden Schools Chess Trials 1 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	Hessequa Skole Proewe 2 2025 (U15 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	0	0	No	Analysis
6	Hessequa Skole Skaak 2025 (O15 Seuns)	2025-01-25	2025-01-25	Standard	Eden (WEG)	5	0	0	No	Analysis
7	Eden Top Schools 2024 (U15 Open)	2024-08-17	2024-08-17	Standard	Eden (WEG)	5	4	3	Yes	Analysis
8	Eden Chess Trials 2 2024 (U16)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	9	3	Yes	Analysis
9	Eden School Chess Trials 1 2024 (U15 Boys)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	4	1	Yes	Analysis
10	Hessequa Skole Proewe 2 2024 (U15 Boys)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	2	Yes	Analysis
11	Hessequa Proewe 1 2024 (U15 Boys)	2024-01-27	2024-01-27	Standard	Eden (WEG)	5	4	1	Yes	Analysis
12	Eden Trials 2+3 2023 (U14)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	9	3	Yes	Analysis
13	Eden Trails 1 2023 (U13 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	1	Yes	Analysis
14	Hessequa Proewe 2 2023 (O13 Seuns)	2023-02-11	2023-02-11	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
15	Hessequa Proewe 1 2023 (O13 Seuns)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	5	1	Yes	Analysis
16	Hessequa Ontwikkeling 2022 (Laerskole)	2022-10-22	2022-10-22	Rapid	Eden (WEG)	5	5	2	Yes	Analysis
17	Eden Proewe 1 2022 (O13 Seuns)	2022-03-12	2022-03-12	Standard	Eden (WEG)	5	5	2	Yes	Analysis
18	Hessequa Proewe 1 2022 (O13 Seuns)	2022-01-29	2022-01-29	Standard	Eden (WEG)	5	5	0.5	Yes	Analysis
19	Hessequa Skaak Proewe 2 2020 (O11 Seuns)	2020-02-22	2020-02-22	Standard	Eden (WEG)	5	5	1.5	Yes	Analysis
20	Hessequa Skaak Proewe 1 2020 (O11 Seuns)	2020-02-01	2020-02-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
21	Hessequa Ontwikkelings Toernooi 2019 (B)	2019-11-01	2019-11-01	Standard	Eden (WEG)	6	6	2	Yes	Analysis
22	Hessequa Proewe 3 2019 (O10)	2019-02-23	2019-02-23	Standard	Eden (WEG)	5	0	0	No	Analysis
23	Hessequa Proewe 1 2019 (O10)	2019-01-26	2019-01-26	Standard	Eden (WEG)	5	5	2	Yes	Analysis
24	EDENSC Closed 2 2018 (U10 Open)	2018-04-14	2018-04-14	Standard	Eden (WEG)	5	4	0.5	Yes	Analysis
25	EDENSC Closed 1 2018 (U10)	2018-03-10	2018-03-10	Standard	Eden (WEG)	5	5	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Eden Chess Trials 2 2024				Tournament Eden Top Schools 2024
		date 2024-04-20	rnd 9	type Standard	result 1	date 2024-08-17	rnd 2	type Standard	result 1
		Opponent Mfiki, P (Philasande)				Opponent Daniels, C (Colsten)
2	3	Tournament Pacaltsdorp Open 2025				Tournament Pacaltsdorp Open 2025
		date 2025-08-30	rnd 1	type Rapid	result 1	date 2025-08-30	rnd 3	type Rapid	result 1
		Opponent Uithaler, D (Duraycan)				Opponent Stephanus, E (Earl)
3	3	Tournament Hessequa Proewe 1 2024				Tournament Hessequa Skole Proewe 2 2024
		date 2024-01-27	rnd 5	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 0.5
		Opponent Wewers, A (Adriano)				Opponent Brandt, I (Isahah)

#	Games	Start				End
1	4	Tournament Eden Chess Trials 2 2024				Tournament Eden Top Schools 2024
		date 2024-04-20	rnd 9	type Standard	result 1	date 2024-08-17	rnd 2	type Standard	result 1
		Opponent Mfiki, P (Philasande)				Opponent Daniels, C (Colsten)
2	3	Tournament Hessequa Proewe 1 2024				Tournament Hessequa Skole Proewe 2 2024
		date 2024-01-27	rnd 5	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 0.5
		Opponent Wewers, A (Adriano)				Opponent Brandt, I (Isahah)
3	3	Tournament Hessequa Skaak Proewe 1 2020				Tournament Hessequa Skaak Proewe 1 2020
		date 2020-02-01	rnd 2	type Standard	result 0.5	date 2020-02-01	rnd 4	type Standard	result 1
		Opponent Tetelow, C (Caleb)				Opponent Jacobs, K (Keanu)

#	Games	Start				End
1	3	Tournament Pacaltsdorp Open 2025				Tournament Pacaltsdorp Open 2025
		date 2025-08-30	rnd 1	type Rapid	result 1	date 2025-08-30	rnd 3	type Rapid	result 1
		Opponent Uithaler, D (Duraycan)				Opponent Stephanus, E (Earl)
2	2	Tournament Hessequa Ontwikkeling 2022				Tournament Hessequa Ontwikkeling 2022
		date 2022-10-22	rnd 2	type Rapid	result 1	date 2022-10-22	rnd 3	type Rapid	result 1
		Opponent Du Plessis, C (Chanell)				Opponent Alexander, P (Philidene)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Eden Chess Trials 2 2024				Tournament Eden Top Schools 2024
		date 2024-04-20	rnd 9	type Standard	result 1	date 2024-08-17	rnd 2	type Standard	result 1
		Opponent Mfiki, P (Philasande)				Opponent Daniels, C (Colsten)
2	2	Tournament Eden Top Schools 2024				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2024-08-17	rnd 4	type Standard	result 1	date 2025-03-01	rnd 1	type Standard	result 1
		Opponent Laminie, B (Bevan)				Opponent Fakier, A (Abdur-Rahmaan)
3	2	Tournament Hessequa Ontwikkeling 2022				Tournament Hessequa Ontwikkeling 2022
		date 2022-10-22	rnd 2	type Rapid	result 1	date 2022-10-22	rnd 3	type Rapid	result 1
		Opponent Du Plessis, C (Chanell)				Opponent Alexander, P (Philidene)

#	Games	Start				End
1	4	Tournament Eden Chess Trials 2 2024				Tournament Eden Top Schools 2024
		date 2024-04-20	rnd 9	type Standard	result 1	date 2024-08-17	rnd 2	type Standard	result 1
		Opponent Mfiki, P (Philasande)				Opponent Daniels, C (Colsten)
2	2	Tournament Eden Top Schools 2024				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2024-08-17	rnd 4	type Standard	result 1	date 2025-03-01	rnd 1	type Standard	result 1
		Opponent Laminie, B (Bevan)				Opponent Fakier, A (Abdur-Rahmaan)
3	2	Tournament Hessequa Proewe 1 2019				Tournament Hessequa Proewe 1 2019
		date 2019-01-26	rnd 1	type Standard	result 1	date 2019-01-26	rnd 2	type Standard	result 1
		Opponent Roux, P (Paul)				Opponent Boesak, J (Janelique)

#	Games	Start				End
1	2	Tournament Hessequa Ontwikkeling 2022				Tournament Hessequa Ontwikkeling 2022
		date 2022-10-22	rnd 2	type Rapid	result 1	date 2022-10-22	rnd 3	type Rapid	result 1
		Opponent Du Plessis, C (Chanell)				Opponent Alexander, P (Philidene)
2	1	Tournament Pacaltsdorp Open 2025				Tournament Pacaltsdorp Open 2025
		date 2025-08-30	rnd 3	type Rapid	result 1	date 2025-08-30	rnd 3	type Rapid	result 1
		Opponent Stephanus, E (Earl)				Opponent Stephanus, E (Earl)
3	1	Tournament Pacaltsdorp Open 2025				Tournament Pacaltsdorp Open 2025
		date 2025-08-30	rnd 1	type Rapid	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Uithaler, D (Duraycan)				Opponent Uithaler, D (Duraycan)

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	Saaiman ,K (Kayle)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Saaiman ,K (Kayle)	3	1200.8	775.8	3	1195	775.8	0	0	0	0	0	0
2	Sebyboe ,T (Timothy)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
2	Sebyboe ,T (Timothy)	3	1222.8	939.5	3	1206.5	939.5	0	0	0	0	0	0
3	Adams ,L (Lincoln)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Adams ,L (Lincoln)	3	1277.9	852.9	3	1270.9	852.9	0	0	0	0	0	0
4	Tetelow ,C (Caleb)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
4	Tetelow ,C (Caleb)	2	1200	1412.5	2	1200	1412.5	0	0	0	0	0	0
5	Mulder ,J (Juncoe)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
5	Mulder ,J (Juncoe)	2	1210.1	997.6	2	1205.1	997.6	0	0	0	0	0	0
6	Adams ,D (Deon)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Adams ,D (Deon)	2	1149.1	724.1	2	1136.9	724.1	0	0	0	0	0	0
7	Daries ,T (Tyreez)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Daries ,T (Tyreez)	2	1277.7	852.7	2	1287.1	852.7	0	0	0	0	0	0
8	Jakobs ,J (Juan-Pierre)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
8	Jakobs ,J (Juan-Pierre)	2	1247.8	1035.3	2	1245.2	1035.3	0	0	0	0	0	0
9	Russell ,A (Alex)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
9	Russell ,A (Alex)	2	1200	987.5	2	1200	987.5	0	0	0	0	0	0
10	Fakier ,A (Abdur-Rahmaan)	2	1	0	2	1	0	0	0	0	0	0	0
10	Fakier ,A (Abdur-Rahmaan)	2	1275.2	1275.2	2	1285.5	1275.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Jonas, D (Damian)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms