Chess South Africa Ratings Database

PLAYER PAGE

Personal

Sander, H (Hannah)

Chess SA id

2150300114

FIDE id

Date of birth

2015-09-27 (U12)

Gender

Female

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1356.1	1334.9	1306.8	1200
Raw rating	1356.1	1334.9	1306.8	1200
Weighted rating	1285.6	1265.3	1267.5	1200
Weighted performance	1339.9	1326.8	1247	0
Floor	856.1	834.9	806.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	132.8	136.8	142.4	165.8
Highest rating	1379.2 2025-09-30	1371.8 2025-09-30	1409.2 2024-03-01	1200 2024-04-01
Highest raw rating	1356.1 2025-11-01	1334.9 2025-09-30	1306.8 2025-11-01	1200 2024-04-01
Highest weighted rating	1270.3 2024-05-01	1252.9 2024-05-01	1262 2024-10-01	1200 2024-04-01
Highest weighted performance	1379.2 2025-09-30	1371.8 2025-09-30	1409.2 2024-03-01	1200 2024-04-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1356.1	1334.9	1306.8	1200
Analysis
Rating	1356.1	1334.9	1306.8	1200
Raw rating	1356.1	1334.9	1306.8	1200
Weighted rating	1285.6	1265.3	1267.5
Weighted performance	1339.9	1326.8	1247
K-factor	36	36	36	36
Floor	856.1	834.9	806.8	700
Max/Min rating change allowed	132.8	136.8	142.4	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	1356.1	1334.9	1306.8	1200
New weighted rating	1292.9	1272.4	1271.8	1200
New weighted performance	1330.8	1317.6	1238.2	0
Temp new rating	1356.1	1334.9	1306.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1356.1	1334.9	1306.8	1200
New K-factor	36	36	36	36
New floor	856.1	834.9	806.8	700

Item	Main	Standard	Rapid
	0	0	0
	54	30	24
	27	23	4
	0	0	0
	0	0	0
	0	0	0
History	81	53	28

Games since
	Main 81	Standard 53		Rapid 28		Blitz 0
Gender	Female
Age group	U12
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2653		851		54
Female	478		187		15
U12	369		123		12
U12 Female	97		36		4
Standard
	RSA		Province		Region
Overall	2740		770		43
Female	506		186		12
U12	381		106		8
U12 Female	99		33		3
Rapid
	RSA		Province		Region
Overall	1038		528		61
Female	173		97		18
U12	172		103		11
U12 Female	46		30		4
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 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	54	31.5	58.33	70.8	1280.1	1350.9
Standard	30	17	56.67	56.7	1297.7	1354.4
Rapid	24	14.5	60.42	88.5	1258.1	1346.6
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	81	47	58.02	68.2	1254.9	1323.1
Standard	53	29.5	55.66	48.1	1256.9	1305
Rapid	28	17.5	62.5	106.2	1251.1	1357.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1356.1	1334.9	1306.8	1200
2025-11-30	1356.1	1334.9	1306.8	1200
2025-11-01	1356.1	1334.9	1306.8	1200
2025-09-30	1350.2	1334.9	1280.6	1200
2025-09-01	1329.6	1306.8	1280.6	1200
2025-08-01	1252.7	1233.5	1262	1200
2025-07-01	1252.7	1233.5	1262	1200
2025-06-01	1252.7	1233.5	1262	1200
2025-05-01	1270.3	1252.9	1262	1200
2025-04-01	1265.9	1235.8	1262	1200
2025-03-01	1250.7	1215.5	1262	1200
2025-02-01	1229.7	1215.1	1239.2	1200
2025-01-01	1229.7	1214.9	1239.2	1200
2024-12-01	1247	1228.2	1239.2	1200
2024-11-01	1247	1228.2	1239.2	1200
2024-10-01	1247	1228.2	1239.2	1200
2024-09-01	1247	1228.2	1239.2	1200
2024-11-01	1247	1228.2	1239.2	1200
2024-07-01	1221.9	1201.2	1239.2	1200
2024-06-01	1221.9	1201.2	1239.2	1200
2024-05-01	1254.5	1233.2	1239.2	1200
2024-04-01	1254.5	1233.2	1239.2	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	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 Hermanus Spring Open 2025 (U11 Girls)	2025-10-18	2025-10-18	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
2	Western Cape Schools - Top Schools 2025 (U11 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	4	Yes	Analysis
3	Kleinmond Chess Club Open 2025 (U10)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	3.5	Yes	Analysis
4	Overberg Top Schools 2025 (U9-U13 Girls)	2025-08-02	2025-08-02	Standard	Overberg (WOS)	5	4	4	Yes	Analysis
5	Western Cape Schools Individual Championship 2025 (U11 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
6	South African Junior Closed Chess Championships 2025 (U10 Girls)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	4	Yes	Analysis
7	Overberg Schools - PS Closed 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
8	Overberg Schools - PS Trials (Region 1) 2025 (U11 Girls)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
9	Overberg Schools & Federation Open 2025 (U11)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
10	Mzansi Interprovincial Youth Chess Championships 2024 (U8+U10 Girls Combined)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	3.5	Yes	Analysis
11	Overberg Schools - Top Schools 2024 (U7+U9 Mixed)	2024-07-27	2024-07-27	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
12	Western Cape PS Individuals Championship 2024 (U9 Girls)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	2.5	Yes	Analysis
13	Overberg Schools - PS Closed 2024 (U9 Girls)	2024-03-16	2024-03-16	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
14	Overberg Schools - PS Trials Region 3 2024 (U9 Girls)	2024-03-02	2024-03-02	Rapid	Overberg (WOS)	5	4	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament Overberg Top Schools 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Sgijimi, A (Asiphile)				Opponent Lee, S (Seth)
2	3	Tournament Curro Hermanus Spring Open 2025				Tournament Curro Hermanus Spring Open 2025
		date 2025-10-18	rnd 2	type Rapid	result 1	date 2025-10-18	rnd 4	type Rapid	result 1
		Opponent Foye, R (Rhossanah)				Opponent Makomichi, G (Grace)
3	3	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 3	type Standard	result 1
		Opponent Tieties, L (Lilanie)				Opponent Low Kee, A (Arya)

#	Games	Start				End
1	7	Tournament Overberg Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-09-06	rnd 3	type Standard	result 1
		Opponent Sgijimi, A (Asiphile)				Opponent Low Kee, A (Arya)
2	4	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Overberg Schools - PS Closed 2025
		date 2024-12-18	rnd 6	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Retief, M (Marize)				Opponent Bezuidenhout, A (Annelicia)
3	3	Tournament South African Junior Closed Chess Championships 2025				Tournament South African Junior Closed Chess Championships 2025
		date 2025-04-03	rnd 6	type Standard	result 1	date 2025-04-04	rnd 8	type Standard	result 1
		Opponent Makhubo, K (Keratilwe)				Opponent Meyer, I (Isabella)

#	Games	Start				End
1	3	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 3	type Rapid	result 1	date 2025-08-30	rnd 5	type Rapid	result 0.5
		Opponent Stevens, L (Legion)				Opponent Henning, I (Ivan)
2	3	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Van Der Merwe, L (Liminique)				Opponent Mabovu, M (Minentle)
3	2	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Ntontelo, O (Oyintando)				Opponent Lee, S (Seth)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Overberg Top Schools 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Sgijimi, A (Asiphile)				Opponent Lee, S (Seth)
2	3	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 3	type Standard	result 1
		Opponent Tieties, L (Lilanie)				Opponent Low Kee, A (Arya)
3	3	Tournament South African Junior Closed Chess Championships 2025				Tournament South African Junior Closed Chess Championships 2025
		date 2025-04-03	rnd 6	type Standard	result 1	date 2025-04-04	rnd 8	type Standard	result 1
		Opponent Makhubo, K (Keratilwe)				Opponent Meyer, I (Isabella)

#	Games	Start				End
1	7	Tournament Overberg Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-09-06	rnd 3	type Standard	result 1
		Opponent Sgijimi, A (Asiphile)				Opponent Low Kee, A (Arya)
2	4	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Overberg Schools - PS Closed 2025
		date 2024-12-18	rnd 6	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Retief, M (Marize)				Opponent Bezuidenhout, A (Annelicia)
3	3	Tournament South African Junior Closed Chess Championships 2025				Tournament South African Junior Closed Chess Championships 2025
		date 2025-04-03	rnd 6	type Standard	result 1	date 2025-04-04	rnd 8	type Standard	result 1
		Opponent Makhubo, K (Keratilwe)				Opponent Meyer, I (Isabella)

#	Games	Start				End
1	3	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Van Der Merwe, L (Liminique)				Opponent Mabovu, M (Minentle)
2	2	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 3	type Rapid	result 1	date 2025-08-30	rnd 4	type Rapid	result 1
		Opponent Stevens, L (Legion)				Opponent Rabie, L (Luka)
3	2	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Ntontelo, O (Oyintando)				Opponent Lee, S (Seth)

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	Knapp ,A (Anna)	4	0	-425	1	0	-425	3	0	-425	0	0	0
1	Knapp ,A (Anna)	4	1446.1	1021.1	1	1466.2	1021.1	3	1344.6	1021.1	0	0	0
2	Daniels ,S (Skye)	3	2.5	283.3	2	1.5	212.5	1	1	425	0	0	0
2	Daniels ,S (Skye)	3	1187.9	1471.3	2	1190.4	1400.4	1	1200	1612.9	0	0	0
3	Makhubo ,K (Keratilwe)	2	1	0	2	1	0	0	0	0	0	0	0
3	Makhubo ,K (Keratilwe)	2	1202.8	1202.8	2	1218.7	1202.8	0	0	0	0	0	0
4	Pretorius ,S (Sylvie)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Pretorius ,S (Sylvie)	2	1383.8	958.8	2	1332.6	958.8	0	0	0	0	0	0
5	Van Rensburg ,A (Aubrielle)	2	2	425	1	1	425	1	1	425	0	0	0
5	Van Rensburg ,A (Aubrielle)	2	1107.3	1532.3	1	1092.8	1532.3	1	1175.6	1532.3	0	0	0
6	Foye ,R (Rhossanah)	2	2	425	0	0	0	2	2	425	0	0	0
6	Foye ,R (Rhossanah)	2	1041.4	1466.4	0	0	0	2	1050.4	1466.4	0	0	0
7	Van Geems ,A (Anrisca)	2	2	425	0	0	0	2	2	425	0	0	0
7	Van Geems ,A (Anrisca)	2	1079.5	1504.5	0	0	0	2	1130.3	1504.5	0	0	0
8	Naidoo ,D (Dana)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Naidoo ,D (Dana)	1	1207.1	782.1	1	1210.5	782.1	0	0	0	0	0	0
9	Solomons ,G (Gia)	1	1	425	1	1	425	0	0	0	0	0	0
9	Solomons ,G (Gia)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Stewart ,C (Chante)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Stewart ,C (Chante)	1	1353	928	1	1353.3	928	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

Sander, H (Hannah)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms