Chess South Africa Ratings Database

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Personal

Jansen, G (Gabriella)

Chess SA id

208088296

FIDE id

Date of birth

2008-09-17 (U18)

Gender

Female

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1282.1

Item	Main	Standard	Rapid	Blitz
Rating	1387.3	1377	814.4	574.8
Raw rating	1370.9	1358.4	814.4	574.8
Weighted rating	1387.3	1377	814.4	574.8
Weighted performance	1252.7	1245.3	0	0
Floor	920.2	919.9	500	500
K-factor	32	32	40	40
Min/Max rating change allowed	130	132.3	287.2	404.1
Highest rating	1420.2 2022-02-01	1419.9 2022-02-01	1200 2018-02-01	1200 2024-03-01
Highest raw rating	1420.2 2022-02-01	1419.9 2022-02-01	814.4 2024-03-01	574.8 2024-03-01
Highest weighted rating	1420.2 2024-09-01	1419.9 2022-05-01	814.4 2024-11-01	574.8 2024-11-01
Highest weighted performance	1419.8 2022-04-01	1413.9 2019-05-01	1200 2018-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.6	-1.8	0	0
New rating	1385.7	1375.2	814.4	574.8
Analysis
Rating	1387.3	1377	814.4	574.8
Raw rating	1370.9	1358.4	814.4	574.8
Weighted rating	1387.3	1377	814.4
Weighted performance	1252.7	1245.3	0
K-factor	32	32	40	40
Floor	920.2	919.9	500	500
Max/Min rating change allowed	130	132.3	287.2	404.1
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	1370.9	1358.4	814.4	574.8
New weighted rating	1385.7	1375.2	814.4	574.8
New weighted performance	1245	1237.6	0	0
Temp new rating	1385.7	1375.2	814.4	574.8
Temp new rating +/-	-1.6	-1.8	0	0
Final new rating +/-	-1.6	-1.8	0	0
New rating	1385.7	1375.2	814.4	574.8
New K-factor	32	32	40	40
New floor	920.2	919.9	500	500

Item	Main	Standard	Rapid
	0	0	0
	30	30	0
	5	5	0
	0	0	0
	32	32	0
	5	0	5
History	201	186	15

Games since
	Main 35	Standard 35		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	2343		654		190
Female	421		148		48
U18	386		100		24
U18 Female	52		18		6
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	30	17.5	58.33	70.8	1271.3	1342.1
Standard	30	17.5	58.33	70.8	1271.3	1342.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	176	117	66.48	140.1	1163.4	1303.4
Standard	161	109	67.7	150.5	1159.5	1310
Rapid	15	8	53.33	28.3	1204.6	1232.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1370.9	1358.4	814.4	574.8
2025-09-30	1370.9	1358.4	814.4	574.8
2025-09-01	1377	1364.2	814.4	574.8
2025-08-01	1392.5	1383.1	814.4	574.8
2025-07-01	1392.5	1383.1	814.4	574.8
2025-06-01	1392.5	1383.1	814.4	574.8
2025-05-01	1390.4	1380.8	814.4	574.8
2025-04-01	1414.2	1409.3	814.4	574.8
2025-03-01	1392.1	1382.3	814.4	574.8
2025-02-01	1390.8	1381.1	814.4	574.8
2025-01-01	1373.4	1359.4	814.4	574.8
2024-12-01	1373.4	1359.4	814.4	574.8
2024-11-01	1373.4	1359.4	814.4	574.8
2024-10-01	1373.4	1359.4	814.4	574.8
2024-09-01	1400.8	1393.6	814.4	574.8
2024-08-01	1400.8	1393.6	814.4	574.8
2024-07-01	1400.8	1393.6	814.4	574.8
2024-09-01	1400.8	1393.6	814.4	574.8
2024-05-01	1400.8	1393.6	814.4	574.8
2024-04-01	1400.8	1393.6	814.4	574.8
2024-03-01	1400.8	1393.6	814.4	574.8
2024-02-01	1400.8	1393.6	814.4	574.8
2024-01-01	1400.8	1393.6	814.4	574.8
2023-12-01	1400.8	1393.6	814.4	574.8

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 - Top Schools 2025 (U17 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
2	Mossel Bay Top Schools 2025 (U18 Girls)	2025-08-02	2025-08-02	Standard	Eden (WEG)	6	4	2	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U17 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	2.5	Yes	Analysis
4	Eden Chess Trials 2 2025 (U18)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	5	2.5	Yes	Analysis
5	Eden Schools Chess Trials 1 2025 (U17 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	4	Yes	Analysis
6	Mossel Bay Schools Trials 2 2025 (U17 Girls)	2025-02-22	2025-02-22	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U17 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
2	Mossel Bay Top Schools 2025 (U18 Girls)	2025-08-02	2025-08-02	Standard	Eden (WEG)	6	4	2	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U17 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	2.5	Yes	Analysis
4	Eden Chess Trials 2 2025 (U18)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	5	2.5	Yes	Analysis
5	Eden Schools Chess Trials 1 2025 (U17 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	4	Yes	Analysis
6	Mossel Bay Schools Trials 2 2025 (U17 Girls)	2025-02-22	2025-02-22	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
7	Western Cape Top Schools Championship 2024 (U18 Girls)	2024-08-30	2024-09-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
8	Western Cape Top Schools 2022 (U15 Girls)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
9	Western Cape Schools Chess 2022 (U15 Girls)	2022-05-07	2022-05-08	Standard	Eden (WEG)	6	6	3	Yes	Analysis
10	Eden Proewe 2 2022 (O15 Dogters)	2022-04-09	2022-04-09	Standard	Eden (WEG)	5	5	4	Yes	Analysis
11	Eden Proewe 1 2022 (O15 Dogters)	2022-03-12	2022-03-12	Standard	Eden (WEG)	5	5	4	Yes	Analysis
12	SA National Team School Chess Championships 2022 (Girls)	2022-02-04	2022-02-05	Standard	Lejweleputswa (FLW)	6	6	3.5	Yes	Analysis
13	Mosselbaai Skole Skaak Proewe 1 2022 (U15 Girls)	2022-01-29	2022-01-29	Standard	Eden (WEG)	5	5	4.5	Yes	Analysis
14	Western Cape Schools Championship 2021 (U13 Girls)	2021-10-02	2021-10-02	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
15	Eden Schools Closed Trials 1 2020 (U13 Girls)	2020-03-07	2020-03-07	Standard	Eden (WEG)	5	5	4.5	Yes	Analysis
16	Mossel Bay Trials 2 2020 (U13)	2020-02-15	2020-02-15	Standard	Eden (WEG)	5	4	3	Yes	Analysis
17	Mossel Bay Trials 1 2020 (U13)	2020-02-01	2020-02-01	Standard	Eden (WEG)	5	5	4	Yes	Analysis
18	2019 South African Junior Team Championships (U12A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
19	Mossel Bay Chess Open 2019 (B)	2019-10-04	2019-10-05	Standard	Eden (WEG)	6	6	3	Yes	Analysis
20	Eden Chess League 2019 (2nd Division)	2019-08-24	2019-08-24	Rapid	Eden (WEG)	5	4	2.5	Yes	Analysis
21	South African Schools Individuals Chess Championships 2019 (U13 Girls)	2019-06-18	2019-06-21	Standard	Frances Baard (NCF)	7	7	4	Yes	Analysis
22	Eden Trials 3 2019 (U12 Open)	2019-05-11	2019-05-11	Standard	Eden (WEG)	5	5	3	Yes	Analysis
23	Western Cape Schools Individuals 2019 (U11 Girls)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	5	Yes	Analysis
24	Eden Trials 2 2019 (U12 Open)	2019-04-13	2019-04-13	Standard	Eden (WEG)	5	5	4	Yes	Analysis
25	Eden Trials 1 2019 (U12 Open)	2019-03-02	2019-03-02	Standard	Eden (WEG)	5	5	4	Yes	Analysis
26	South African Junior Team Championships 2018 (U12D)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
27	Mossel Bay Open 2018 (C)	2018-09-29	2018-09-29	Rapid	Eden (WEG)	6	6	2.5	Yes	Analysis
28	Western Cape Top Schools 2018 (U9+U11 Girls)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	4	3	Yes	Analysis
29	EDENSC Closed 3 2018 (U12 Open)	2018-05-12	2018-05-12	Standard	Eden (WEG)	5	5	3	Yes	Analysis
30	Western Cape Schools Individuals 2018 (U11 Girls)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	4	Yes	Analysis
31	EDENSC Closed 2 2018 (U12 Open)	2018-04-14	2018-04-14	Standard	Eden (WEG)	5	5	4	Yes	Analysis
32	EDENSC Closed 1 2018 (U12 Boys)	2018-03-10	2018-03-10	Standard	Eden (WEG)	5	5	3	Yes	Analysis
33	South African Junior Team Championships 2017 (U10D)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	7	Yes	Analysis

#	Games	Start				End
1	13	Tournament Mossel Bay Schools Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-02-22	rnd 1	type Standard	result 0.5	date 2025-03-15	rnd 3	type Standard	result 0.5
		Opponent Jansen, S (Shaunay)				Opponent October, K (Katelin)
2	9	Tournament South African Junior Team Championships 2017				Tournament EDENSC Closed 1 2018
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Mazinyo, M (Mpumelelo)				Opponent Bothma, E (Edrich)
3	8	Tournament Mossel Bay Trials 2 2020				Tournament Western Cape Schools Championship 2021
		date 2020-02-15	rnd 5	type Standard	result 1	date 2021-10-02	rnd 2	type Rapid	result 1
		Opponent Vallentyn, C (Cliniece)				Opponent Gebu, S (Sisipho)

#	Games	Start				End
1	13	Tournament Mossel Bay Schools Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-02-22	rnd 1	type Standard	result 0.5	date 2025-03-15	rnd 3	type Standard	result 0.5
		Opponent Jansen, S (Shaunay)				Opponent October, K (Katelin)
2	12	Tournament Mossel Bay Trials 2 2020				Tournament SA National Team School Chess Championships 2022
		date 2020-02-15	rnd 5	type Standard	result 1	date 2022-02-04	rnd 1	type Standard	result 1
		Opponent Vallentyn, C (Cliniece)				Opponent Hlokhulu, A (Alungile)
3	9	Tournament South African Junior Team Championships 2017				Tournament EDENSC Closed 1 2018
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Mazinyo, M (Mpumelelo)				Opponent Bothma, E (Edrich)

#	Games	Start				End
1	4	Tournament Eden Chess League 2019				Tournament Western Cape Schools Championship 2021
		date 2019-08-24	rnd 3	type Rapid	result 1	date 2021-10-02	rnd 2	type Rapid	result 1
		Opponent Simons, N (Nazeem)				Opponent Gebu, S (Sisipho)
2	1	Tournament Western Cape Schools Championship 2021				Tournament Western Cape Schools Championship 2021
		date 2021-10-02	rnd 4	type Rapid	result 1	date 2021-10-02	rnd 4	type Rapid	result 1
		Opponent Nazo, A (Andisiwe)				Opponent Nazo, A (Andisiwe)
3	1	Tournament Eden Chess League 2019				Tournament Eden Chess League 2019
		date 2019-08-24	rnd 1	type Rapid	result 1	date 2019-08-24	rnd 1	type Rapid	result 1
		Opponent Kleinhans, T (Theo)				Opponent Kleinhans, T (Theo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2017				Tournament EDENSC Closed 1 2018
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Mazinyo, M (Mpumelelo)				Opponent Bothma, E (Edrich)
2	6	Tournament EDENSC Closed 2 2018				Tournament EDENSC Closed 3 2018
		date 2018-04-14	rnd 2	type Standard	result 1	date 2018-05-12	rnd 2	type Standard	result 1
		Opponent Pieterse, A (Amelke)				Opponent Williams, E (Elroy)
3	5	Tournament Mossel Bay Schools Trials 2 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Van Rensburg, K (Kyla)				Opponent Petersen, C (Chantelle)

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2017				Tournament EDENSC Closed 1 2018
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Mazinyo, M (Mpumelelo)				Opponent Bothma, E (Edrich)
2	6	Tournament EDENSC Closed 2 2018				Tournament EDENSC Closed 3 2018
		date 2018-04-14	rnd 2	type Standard	result 1	date 2018-05-12	rnd 2	type Standard	result 1
		Opponent Pieterse, A (Amelke)				Opponent Williams, E (Elroy)
3	5	Tournament Mossel Bay Schools Trials 2 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Van Rensburg, K (Kyla)				Opponent Petersen, C (Chantelle)

#	Games	Start				End
1	2	Tournament Western Cape Schools Championship 2021				Tournament Western Cape Schools Championship 2021
		date 2021-10-02	rnd 1	type Rapid	result 1	date 2021-10-02	rnd 2	type Rapid	result 1
		Opponent De Bruin, E (Elrise)				Opponent Gebu, S (Sisipho)
2	1	Tournament Western Cape Schools Championship 2021				Tournament Western Cape Schools Championship 2021
		date 2021-10-02	rnd 4	type Rapid	result 1	date 2021-10-02	rnd 4	type Rapid	result 1
		Opponent Nazo, A (Andisiwe)				Opponent Nazo, A (Andisiwe)
3	1	Tournament Eden Chess League 2019				Tournament Eden Chess League 2019
		date 2019-08-24	rnd 3	type Rapid	result 1	date 2019-08-24	rnd 3	type Rapid	result 1
		Opponent Simons, N (Nazeem)				Opponent Simons, N (Nazeem)

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	Nel ,D (Danika)	7	2	-182.1	7	2	-182.1	0	0	0	0	0	0
1	Nel ,D (Danika)	7	1342.9	1160.8	7	1337.4	1160.8	0	0	0	0	0	0
2	Vallentyn ,C (Cliniece)	5	4	255	5	4	255	0	0	0	0	0	0
2	Vallentyn ,C (Cliniece)	5	1130.3	1385.3	5	1124.4	1385.3	0	0	0	0	0	0
3	October ,K (Katelin)	4	2.5	106.2	4	2.5	106.2	0	0	0	0	0	0
3	October ,K (Katelin)	4	1327.2	1433.4	4	1329.7	1433.4	0	0	0	0	0	0
4	Jansen ,S (Shaunay)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Jansen ,S (Shaunay)	3	1212	1353.7	3	1199.8	1353.7	0	0	0	0	0	0
5	Moolman ,Z (Zineqa)	3	3	425	3	3	425	0	0	0	0	0	0
5	Moolman ,Z (Zineqa)	3	1210.2	1635.2	3	1210.4	1635.2	0	0	0	0	0	0
6	Hlanzela ,M (Milani)	3	0	-425	3	0	-425	0	0	0	0	0	0
6	Hlanzela ,M (Milani)	3	1080.4	655.4	3	1089.9	655.4	0	0	0	0	0	0
7	Petersen ,C (Chantelle)	2	2	425	2	2	425	0	0	0	0	0	0
7	Petersen ,C (Chantelle)	2	1250.1	1675.1	2	1240.9	1675.1	0	0	0	0	0	0
8	Harker ,C (Cassidy)	2	2	425	2	2	425	0	0	0	0	0	0
8	Harker ,C (Cassidy)	2	1004.2	1429.2	2	1001.9	1429.2	0	0	0	0	0	0
9	Farmer ,P (Perslin)	2	2	425	2	2	425	0	0	0	0	0	0
9	Farmer ,P (Perslin)	2	1286.6	1711.6	2	1279.6	1711.6	0	0	0	0	0	0
10	Zaal ,S (Saeed)	2	2	425	2	2	425	0	0	0	0	0	0
10	Zaal ,S (Saeed)	2	1083.1	1508.1	2	1059.8	1508.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Jansen, G (Gabriella)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms