Chess South Africa Ratings Database

PLAYER PAGE

Personal

D`Ambrosio, D (Djuna)

Chess SA id

2100154649

FIDE id

Date of birth

2010-02-12 (U16)

Gender

Female

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1164.1

Item	Main	Standard	Rapid	Blitz
Rating	1232	1187	1258.7	1200
Raw rating	1232	1187	1258.7	1200
Weighted rating	1202.1	1181.2	1211.2	1200
Weighted performance	1162.2	1019.3	1093.9	0
Floor	750.2	701.5	758.7	700
K-factor	36	36	36	36
Min/Max rating change allowed	158.4	168.9	152.5	165.8
Highest rating	1250.2 2025-04-01	1201.5 2025-04-01	1258.7 2025-03-01	1200 2018-10-01
Highest raw rating	1250.2 2025-04-01	1201.5 2025-04-01	1258.7 2025-03-01	1200 2024-02-01
Highest weighted rating	1250.2 2018-10-01	1201.5 2018-10-01	1258.7 2018-10-01	1200 2018-10-01
Highest weighted performance	1233.3 2025-04-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1232	1187	1258.7	1200
Analysis
Rating	1232	1187	1258.7	1200
Raw rating	1232	1187	1258.7	1200
Weighted rating	1202.1	1181.2	1211.2
Weighted performance	1162.2	1019.3	1093.9
K-factor	36	36	36	36
Floor	750.2	701.5	758.7	700
Max/Min rating change allowed	158.4	168.9	152.5	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	1232	1187	1258.7	1200
New weighted rating	1205.3	1181.5	1216.6	1200
New weighted performance	1161.8	1018.9	1093.5	0
Temp new rating	1232	1187	1258.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1232	1187	1258.7	1200
New K-factor	36	36	36	36
New floor	750.2	701.5	758.7	700

Item	Main	Standard	Rapid
	0	0	0
	23	11	12
	26	15	11
	6	0	6
	0	0	0
	0	0	0
History	55	26	29

Games since
	Main 49	Standard 26		Rapid 23		Blitz 0
Gender	Female
Age group	U16
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	3790		1245		112
Female	882		357		39
U16	613		213		17
U16 Female	181		77		9
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1282		652		82
Female	239		140		25
U16	202		102		13
U16 Female	42		23		5
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-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	23	13	56.52	55.4	1264.2	1319.6
Standard	11	5	45.45	-38.6	1269.7	1231.1
Rapid	12	8	66.67	141.7	1259.1	1400.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	55	23.5	42.73	-61.8	1233.5	1171.7
Standard	26	10	38.46	-98.1	1234.7	1136.6
Rapid	29	13.5	46.55	-29.3	1232.4	1203.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1232	1187	1258.7	1200
2025-09-01	1232	1187	1258.7	1200
2025-08-01	1232	1187	1258.7	1200
2025-07-01	1232	1187	1258.7	1200
2025-06-01	1232	1187	1258.7	1200
2025-05-01	1232	1187	1258.7	1200
2025-04-01	1250.2	1201.5	1258.7	1200
2025-03-01	1238.7	1179.5	1258.7	1200
2025-02-01	1167.3	1178.5	1155.8	1200
2025-01-01	1145.9	1156.1	1140.6	1200
2024-12-01	1145.9	1156.1	1140.6	1200
2024-11-01	1145.9	1156.1	1140.6	1200
2024-10-01	1145.9	1156.1	1140.6	1200
2024-09-01	1154.8	1156.1	1164.4	1200
2024-08-01	1154.8	1156.1	1164.4	1200
2024-07-01	1185.6	1200	1164.4	1200
2024-06-01	1185.6	1200	1164.4	1200
2024-08-01	1185.6	1200	1164.4	1200
2024-04-01	1185.6	1200	1164.4	1200
2024-03-01	1185.6	1200	1164.4	1200
2024-02-01	1185.6	1200	1164.4	1200
2024-01-01	1185.6	1200	1164.4	1200
2023-12-01	1185.6	1200	1164.4	1200
2023-11-01	1185.6	1200	1164.4	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	Western Cape Schools Individual Championship 2025 (U15 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	2	Yes	Analysis
2	Overberg Schools - HS Closed 2025 (U15 Girls)	2025-03-22	2025-03-22	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
3	Overberg Schools - HS Trials 2025 (U15 Girls)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
4	Overberg Schools & Federation Open 2025 (U15)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools Individual Championship 2025 (U15 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	2	Yes	Analysis
2	Overberg Schools - HS Closed 2025 (U15 Girls)	2025-03-22	2025-03-22	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
3	Overberg Schools - HS Trials 2025 (U15 Girls)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
4	Overberg Schools & Federation Open 2025 (U15)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
5	Kleinmond Chess Club Open 2024 (U14)	2024-09-07	2024-09-07	Rapid	Overberg (WOS)	6	6	2	Yes	Analysis
6	Overberg Schools - Top Schools 2024 (U15 Mixed)	2024-07-27	2024-07-27	Standard	Overberg (WOS)	5	4	1	Yes	Analysis
7	Western Cape HS Individuals Championship 2024 (U15 Girls)	2024-03-21	2024-03-22	Standard	Overberg (WOS)	6	6	2	Yes	Analysis
8	Overberg High Schools Trails 2024 (U15 Girls)	2024-03-02	2024-03-02	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
9	Overberg High Schools Trails 2024 (U15)	2024-02-24	2024-02-24	Rapid	Overberg (WOS)	5	5	1.5	Yes	Analysis
10	Hermanus Rapid 2023 (C)	2023-04-22	2023-04-22	Rapid	Overberg (WOS)	6	6	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Closed 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-03-22	rnd 1	type Standard	result 1
		Opponent Rock, M (Mieke)				Opponent Rasekgololo, A (Ayanda)
2	2	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Matthee, C (Chandre)				Opponent Shumane, A (Anawo)
3	2	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools & Federation Open 2025
		date 2025-02-01	rnd 5	type Rapid	result 1	date 2025-02-01	rnd 6	type Rapid	result 1
		Opponent Rock, M (Mieke)				Opponent Nel, Z (Zybrand)

#	Games	Start				End
1	2	Tournament Western Cape HS Individuals Championship 2024				Tournament Western Cape HS Individuals Championship 2024
		date 2024-03-21	rnd 4	type Standard	result 1	date 2024-03-22	rnd 5	type Standard	result 1
		Opponent Speelman, A (Aliyah)				Opponent Rasekgololo, A (Ayanda)
2	2	Tournament Overberg High Schools Trails 2024				Tournament Overberg High Schools Trails 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-02	rnd 4	type Standard	result 1
		Opponent Jacobs, T (Tineecke)				Opponent Pieterse, J (Jay-Leigh)
3	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-27	rnd 5	type Standard	result 1	date 2025-04-27	rnd 5	type Standard	result 1
		Opponent Mazala, A (Asakhe)				Opponent Mazala, A (Asakhe)

#	Games	Start				End
1	2	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Rock, M (Mieke)				Opponent Nieman, S (Shannon)
2	2	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Matthee, C (Chandre)				Opponent Shumane, A (Anawo)
3	2	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools & Federation Open 2025
		date 2025-02-01	rnd 5	type Rapid	result 1	date 2025-02-01	rnd 6	type Rapid	result 1
		Opponent Rock, M (Mieke)				Opponent Nel, Z (Zybrand)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Closed 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-03-22	rnd 1	type Standard	result 1
		Opponent Rock, M (Mieke)				Opponent Rasekgololo, A (Ayanda)
2	2	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Matthee, C (Chandre)				Opponent Shumane, A (Anawo)
3	2	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools & Federation Open 2025
		date 2025-02-01	rnd 5	type Rapid	result 1	date 2025-02-01	rnd 6	type Rapid	result 1
		Opponent Rock, M (Mieke)				Opponent Nel, Z (Zybrand)

#	Games	Start				End
1	2	Tournament Western Cape HS Individuals Championship 2024				Tournament Western Cape HS Individuals Championship 2024
		date 2024-03-21	rnd 4	type Standard	result 1	date 2024-03-22	rnd 5	type Standard	result 1
		Opponent Speelman, A (Aliyah)				Opponent Rasekgololo, A (Ayanda)
2	2	Tournament Overberg High Schools Trails 2024				Tournament Overberg High Schools Trails 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-02	rnd 4	type Standard	result 1
		Opponent Jacobs, T (Tineecke)				Opponent Pieterse, J (Jay-Leigh)
3	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-27	rnd 5	type Standard	result 1	date 2025-04-27	rnd 5	type Standard	result 1
		Opponent Mazala, A (Asakhe)				Opponent Mazala, A (Asakhe)

#	Games	Start				End
1	2	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Rock, M (Mieke)				Opponent Nieman, S (Shannon)
2	2	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Matthee, C (Chandre)				Opponent Shumane, A (Anawo)
3	2	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools & Federation Open 2025
		date 2025-02-01	rnd 5	type Rapid	result 1	date 2025-02-01	rnd 6	type Rapid	result 1
		Opponent Rock, M (Mieke)				Opponent Nel, Z (Zybrand)

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	Collins ,X (Xiane)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
1	Collins ,X (Xiane)	3	1131.1	989.4	2	1122.2	706.1	1	1138.4	1556.1	0	0	0
2	Magida ,S (Sinawo)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Magida ,S (Sinawo)	2	1423.1	998.1	2	1452.2	998.1	0	0	0	0	0	0
3	Pieterse ,J (Jay-Leigh)	2	1	0	2	1	0	0	0	0	0	0	0
3	Pieterse ,J (Jay-Leigh)	2	1060.8	1060.8	2	1020.8	1060.8	0	0	0	0	0	0
4	Rasekgololo ,A (Ayanda)	2	2	425	2	2	425	0	0	0	0	0	0
4	Rasekgololo ,A (Ayanda)	2	1172.7	1597.7	2	1150.4	1597.7	0	0	0	0	0	0
5	Van Schoor ,J (Jade)	2	1	0	1	1	425	1	0	-425	0	0	0
5	Van Schoor ,J (Jade)	2	1160.2	1160.2	1	1151.6	1585.2	1	1132	735.2	0	0	0
6	Truter ,M (Meike)	2	0.5	-212.5	1	0	-425	1	0.5	0	0	0	0
6	Truter ,M (Meike)	2	1177.3	964.8	1	1200	752.3	1	1165.2	1177.3	0	0	0
7	Rock ,M (Mieke)	2	2	425	0	0	0	2	2	425	0	0	0
7	Rock ,M (Mieke)	2	1161.3	1586.3	0	0	0	2	1200.6	1586.3	0	0	0
8	Matinywa ,T (Thobani)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Matinywa ,T (Thobani)	1	1347.6	922.6	1	1327.7	922.6	0	0	0	0	0	0
9	Cardinal ,J (Jacelynn)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Cardinal ,J (Jacelynn)	1	1298.2	873.2	1	1268.8	873.2	0	0	0	0	0	0
10	Visser ,K (Katie)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Visser ,K (Katie)	1	1321.4	896.4	1	1318.3	896.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

D`Ambrosio, D (Djuna)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms