Chess South Africa Ratings Database

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Personal

Johnson, G (Gabriella)

Chess SA id

2080130182

FIDE id

Date of birth

2008-03-10 (U18)

Gender

Female

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2021-10-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1202	1238.8	1118	1200
Raw rating	1202	1238.8	1118	1200
Weighted rating	1202	1238.8	1118	1200
Weighted performance	538.3	497.2	0	0
Floor	732.7	738.8	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.3	156.9	186.4	165.8
Highest rating	1232.7 2021-10-01	1238.8 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1232.7 2021-10-01	1238.8 2024-03-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1232.7 2023-08-01	1238.8 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1201.6 2021-09-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1202	1238.8	1118	1200
Analysis
Rating	1202	1238.8	1118	1200
Raw rating	1202	1238.8	1118	1200
Weighted rating	1202	1238.8	1118
Weighted performance	538.3	497.2	0
K-factor	36	36	36	36
Floor	732.7	738.8	700	700
Max/Min rating change allowed	165.3	156.9	186.4	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	1202	1238.8	1118	1200
New weighted rating	1202	1238.8	1118	1200
New weighted performance	531.7	490.3	0	0
Temp new rating	1202	1238.8	1118	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1202	1238.8	1118	1200
New K-factor	36	36	36	36
New floor	732.7	738.8	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	22	13	9
History	41	27	14

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Overberg (WOS)
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	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
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	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	41	17.5	42.68	-62.2	1207.2	1145
Standard	27	12.5	46.3	-31.5	1189.2	1157.7
Rapid	14	5	35.71	-121.4	1242	1120.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1202	1238.8	1118	1200
2025-09-30	1202	1238.8	1118	1200
2025-09-01	1202	1238.8	1118	1200
2025-08-01	1202	1238.8	1118	1200
2025-07-01	1202	1238.8	1118	1200
2025-06-01	1202	1238.8	1118	1200
2025-05-01	1202	1238.8	1118	1200
2025-04-01	1202	1238.8	1118	1200
2025-03-01	1202	1238.8	1118	1200
2025-02-01	1202	1238.8	1118	1200
2025-01-01	1202	1238.8	1118	1200
2024-12-01	1202	1238.8	1118	1200
2024-11-01	1202	1238.8	1118	1200
2024-10-01	1202	1238.8	1118	1200
2024-09-01	1202	1238.8	1118	1200
2024-08-01	1202	1238.8	1118	1200
2024-07-01	1202	1238.8	1118	1200
2024-09-01	1202	1238.8	1118	1200
2024-05-01	1202	1238.8	1118	1200
2024-04-01	1202	1238.8	1118	1200
2024-03-01	1202	1238.8	1118	1200
2024-02-01	1202	1238.8	1118	1200
2024-01-01	1202	1238.8	1118	1200
2023-12-01	1202	1238.8	1118	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	Western Cape Schools Championship 2021 (U13 Girls)	2021-10-02	2021-10-02	Rapid	Cape Town (WCT)	5	4	0.5	Yes	Analysis
2	Overberg Schools Trials 2021 (U13)	2021-09-18	2021-09-18	Rapid	Overberg (WOS)	5	5	2.5	Yes	Analysis
3	OCF Club Champs 2021 (Juniors)	2021-06-05	2021-08-14	Standard	Overberg (WOS)	10	8	7	Yes	Analysis
4	Kleinmond Open 2021 (U14)	2021-04-17	2021-04-17	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
5	OCF Roadshow 2020 (Juniors)	2020-11-21	2020-11-21	Standard	Overberg (WOS)	5	4	1	Yes	Analysis
6	Overberg Closed 2020 (U13 Girls)	2020-03-15	2020-03-15	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
7	OCF Chess Tournament 2 2020 (U14)	2020-02-01	2020-02-01	Standard	Overberg (WOS)	5	5	0.5	Yes	Analysis
8	OCF Open 2020 (U12)	2020-01-25	2020-01-25	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis

#	Games	Start				End
1	9	Tournament OCF Club Champs 2021				Tournament Overberg Schools Trials 2021
		date 2021-06-05	rnd 3	type Standard	result 1	date 2021-09-18	rnd 2	type Rapid	result 1
		Opponent Scholtz, F (Francois)				Opponent Stander, Z (Zadrian)
2	2	Tournament Overberg Schools Trials 2021				Tournament Western Cape Schools Championship 2021
		date 2021-09-18	rnd 5	type Rapid	result 0.5	date 2021-10-02	rnd 1	type Rapid	result 0.5
		Opponent Swart, A (Arnold)				Opponent Afonso, IS (Isabella)
3	2	Tournament OCF Roadshow 2020				Tournament Kleinmond Open 2021
		date 2020-11-21	rnd 5	type Standard	result 1	date 2021-04-17	rnd 1	type Standard	result 1
		Opponent Hofmeyr, J (Jonah)				Opponent Mfundisi, M (Mlibo)

#	Games	Start				End
1	7	Tournament OCF Club Champs 2021				Tournament OCF Club Champs 2021
		date 2021-06-05	rnd 3	type Standard	result 1	date 2021-08-14	rnd 10	type Standard	result 1
		Opponent Scholtz, F (Francois)				Opponent Lebitsa, P (Phuleng)
2	2	Tournament OCF Roadshow 2020				Tournament Kleinmond Open 2021
		date 2020-11-21	rnd 5	type Standard	result 1	date 2021-04-17	rnd 1	type Standard	result 1
		Opponent Hofmeyr, J (Jonah)				Opponent Mfundisi, M (Mlibo)
3	1	Tournament Kleinmond Open 2021				Tournament Kleinmond Open 2021
		date 2021-04-17	rnd 5	type Standard	result 1	date 2021-04-17	rnd 5	type Standard	result 1
		Opponent Fredericks, J (Joshua)				Opponent Fredericks, J (Joshua)

#	Games	Start				End
1	2	Tournament Overberg Schools Trials 2021				Tournament Western Cape Schools Championship 2021
		date 2021-09-18	rnd 5	type Rapid	result 0.5	date 2021-10-02	rnd 1	type Rapid	result 0.5
		Opponent Swart, A (Arnold)				Opponent Afonso, IS (Isabella)
2	2	Tournament Overberg Schools Trials 2021				Tournament Overberg Schools Trials 2021
		date 2021-09-18	rnd 1	type Rapid	result 1	date 2021-09-18	rnd 2	type Rapid	result 1
		Opponent Brink, S (Samantha)				Opponent Stander, Z (Zadrian)
3	2	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 2	type Rapid	result 1	date 2020-01-25	rnd 3	type Rapid	result 1
		Opponent Joseph, M (Maquin)				Opponent Liebenberg, M (Malan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament OCF Club Champs 2021				Tournament Overberg Schools Trials 2021
		date 2021-06-05	rnd 3	type Standard	result 1	date 2021-09-18	rnd 2	type Rapid	result 1
		Opponent Scholtz, F (Francois)				Opponent Stander, Z (Zadrian)
2	2	Tournament OCF Roadshow 2020				Tournament Kleinmond Open 2021
		date 2020-11-21	rnd 5	type Standard	result 1	date 2021-04-17	rnd 1	type Standard	result 1
		Opponent Hofmeyr, J (Jonah)				Opponent Mfundisi, M (Mlibo)
3	2	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 2	type Rapid	result 1	date 2020-01-25	rnd 3	type Rapid	result 1
		Opponent Joseph, M (Maquin)				Opponent Liebenberg, M (Malan)

#	Games	Start				End
1	7	Tournament OCF Club Champs 2021				Tournament OCF Club Champs 2021
		date 2021-06-05	rnd 3	type Standard	result 1	date 2021-08-14	rnd 10	type Standard	result 1
		Opponent Scholtz, F (Francois)				Opponent Lebitsa, P (Phuleng)
2	2	Tournament OCF Roadshow 2020				Tournament Kleinmond Open 2021
		date 2020-11-21	rnd 5	type Standard	result 1	date 2021-04-17	rnd 1	type Standard	result 1
		Opponent Hofmeyr, J (Jonah)				Opponent Mfundisi, M (Mlibo)
3	1	Tournament Kleinmond Open 2021				Tournament Kleinmond Open 2021
		date 2021-04-17	rnd 5	type Standard	result 1	date 2021-04-17	rnd 5	type Standard	result 1
		Opponent Fredericks, J (Joshua)				Opponent Fredericks, J (Joshua)

#	Games	Start				End
1	2	Tournament Overberg Schools Trials 2021				Tournament Overberg Schools Trials 2021
		date 2021-09-18	rnd 1	type Rapid	result 1	date 2021-09-18	rnd 2	type Rapid	result 1
		Opponent Brink, S (Samantha)				Opponent Stander, Z (Zadrian)
2	2	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 2	type Rapid	result 1	date 2020-01-25	rnd 3	type Rapid	result 1
		Opponent Joseph, M (Maquin)				Opponent Liebenberg, M (Malan)

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	Mfundisi ,M (Mlibo)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Mfundisi ,M (Mlibo)	3	1219.1	1360.8	3	1210.5	1360.8	0	0	0	0	0	0
2	Lebitsa ,P (Phuleng)	2	2	425	2	2	425	0	0	0	0	0	0
2	Lebitsa ,P (Phuleng)	2	1200	1625	2	1200	1625	0	0	0	0	0	0
3	Drury ,R (Riko)	2	2	425	2	2	425	0	0	0	0	0	0
3	Drury ,R (Riko)	2	1094.3	1519.3	2	1071.6	1519.3	0	0	0	0	0	0
4	Brink ,S (Samantha)	2	1	0	1	0	-425	1	1	425	0	0	0
4	Brink ,S (Samantha)	2	1200.8	1200.8	1	1171.6	775.8	1	1041.6	1625.8	0	0	0
5	Swart ,A (Arnold)	2	0.5	-212.5	0	0	0	2	0.5	-212.5	0	0	0
5	Swart ,A (Arnold)	2	1133.9	921.4	0	0	0	2	1205	921.4	0	0	0
6	Crotz ,K (Kirsten)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Crotz ,K (Kirsten)	1	1162.9	737.9	1	1092.2	737.9	0	0	0	0	0	0
7	Gabriels ,J (Jawon)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Gabriels ,J (Jawon)	1	1173.8	748.8	1	1145.8	748.8	0	0	0	0	0	0
8	Xamsana ,A (Asive)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Xamsana ,A (Asive)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Waldeck ,S (Stanvil)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Waldeck ,S (Stanvil)	1	1250.7	825.7	1	1252.9	825.7	0	0	0	0	0	0
10	Hofmeyr ,J (Jonah)	1	1	425	1	1	425	0	0	0	0	0	0
10	Hofmeyr ,J (Jonah)	1	1098.7	1523.7	1	1078	1523.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Johnson, G (Gabriella)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms