Chess South Africa Ratings Database

PLAYER PAGE

Personal

Robbertze, T (Tia)

Chess SA id

2100147874

FIDE id

Date of birth

2010-07-05 (U16)

Gender

Female

Region

Ethekwini (KED)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-02-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1224.2	1228.4	1201	1200
Raw rating	1224.2	1228.4	1201	1200
Weighted rating	1224.2	1228.4	1200.6	1200
Weighted performance	0	0	0	0
Floor	724.2	728.4	701	700
K-factor	36	36	36	36
Min/Max rating change allowed	160.2	159.2	165.6	165.8
Highest rating	1318.7 2022-11-01	1315.5 2022-11-01	1201 2025-03-01	1200 2018-10-01
Highest raw rating	1224.2 2024-03-01	1228.4 2024-03-01	1201 2025-03-01	1200 2024-03-01
Highest weighted rating	1224.2 2025-02-01	1228.4 2025-02-01	1200.4 2025-08-01	1200 2018-10-01
Highest weighted performance	1318.7 2022-11-01	1315.5 2022-11-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1224.2	1228.4	1201	1200
Analysis
Rating	1224.2	1228.4	1201	1200
Raw rating	1224.2	1228.4	1201	1200
Weighted rating	1224.2	1228.4	1200.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	724.2	728.4	701	700
Max/Min rating change allowed	160.2	159.2	165.6	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	1224.2	1228.4	1201	1200
New weighted rating	1224.2	1228.4	1200.6	1200
New weighted performance	0	0	0	0
Temp new rating	1224.2	1228.4	1201	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1224.2	1228.4	1201	1200
New K-factor	36	36	36	36
New floor	724.2	728.4	701	700

Item	Main	Standard	Rapid
	0	0	0
	6	0	6
	0	0	0
	0	0	0
	5	5	0
	0	0	0
History	11	5	6

Games since
	Main 6	Standard 0		Rapid 6		Blitz 0
Gender	Female
Age group	U16
Region	Ethekwini (KED)
Province	KwaZulu Natal (KZ)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
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	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
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	6	3	50	0	1203.2	1203.2
Standard	0	0	0	0	0	0
Rapid	6	3	50	0	1203.2	1203.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	11	6	54.55	38.6	1216.2	1254.9
Standard	5	3	60	85	1231.9	1316.9
Rapid	6	3	50	0	1203.2	1203.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1224.2	1228.4	1201	1200
2025-09-01	1224.2	1228.4	1201	1200
2025-08-01	1224.2	1228.4	1201	1200
2025-07-01	1224.2	1228.4	1201	1200
2025-06-01	1224.2	1228.4	1201	1200
2025-05-01	1224.2	1228.4	1201	1200
2025-04-01	1224.2	1228.4	1201	1200
2025-03-01	1224	1228.4	1201	1200
2025-02-01	1224.2	1228.4	1200	1200
2025-01-01	1224.2	1228.4	1200	1200
2024-12-01	1224.2	1228.4	1200	1200
2024-11-01	1224.2	1228.4	1200	1200
2024-10-01	1224.2	1228.4	1200	1200
2024-09-01	1224.2	1228.4	1200	1200
2024-08-01	1224.2	1228.4	1200	1200
2024-07-01	1224.2	1228.4	1200	1200
2024-06-01	1224.2	1228.4	1200	1200
2024-08-01	1224.2	1228.4	1200	1200
2024-04-01	1224.2	1228.4	1200	1200
2024-03-01	1224.2	1228.4	1200	1200
2024-02-01	1224.2	1228.4	1200	1200
2024-01-01	1224.2	1228.4	1200	1200
2023-12-01	1224.2	1228.4	1200	1200
2023-11-01	1224.2	1228.4	1200	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	2025 Westville Girls High School Rapid (U16-U20)	2025-02-22	2025-02-22	Rapid	Ethekwini (KED)	6	6	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Westville Girls High School Rapid (U16-U20)	2025-02-22	2025-02-22	Rapid	Ethekwini (KED)	6	6	3	Yes	Analysis
2	2nd Durban Trials 2022	2022-11-05	2022-11-05	Standard	Ethekwini (KED)	6	5	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2025 Westville Girls High School Rapid				Tournament 2025 Westville Girls High School Rapid
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Naicker, V (Vaishnavi)				Opponent Ramsarghey, D (Divya)
2	2	Tournament 2nd Durban Trials 2022				Tournament 2nd Durban Trials 2022
		date 2022-11-05	rnd 4	type Standard	result 1	date 2022-11-05	rnd 5	type Standard	result 1
		Opponent Ellender, A (Asher)				Opponent Cason, D (David)
3	1	Tournament 2025 Westville Girls High School Rapid				Tournament 2025 Westville Girls High School Rapid
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Nirmal, D (Dhiya Milyka)				Opponent Nirmal, D (Dhiya Milyka)

#	Games	Start				End
1	2	Tournament 2nd Durban Trials 2022				Tournament 2nd Durban Trials 2022
		date 2022-11-05	rnd 4	type Standard	result 1	date 2022-11-05	rnd 5	type Standard	result 1
		Opponent Ellender, A (Asher)				Opponent Cason, D (David)
2	1	Tournament 2nd Durban Trials 2022				Tournament 2nd Durban Trials 2022
		date 2022-11-05	rnd 1	type Standard	result 1	date 2022-11-05	rnd 1	type Standard	result 1
		Opponent Goncalves, J (Jaden)				Opponent Goncalves, J (Jaden)

#	Games	Start				End
1	2	Tournament 2025 Westville Girls High School Rapid				Tournament 2025 Westville Girls High School Rapid
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Naicker, V (Vaishnavi)				Opponent Ramsarghey, D (Divya)
2	1	Tournament 2025 Westville Girls High School Rapid				Tournament 2025 Westville Girls High School Rapid
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Nirmal, D (Dhiya Milyka)				Opponent Nirmal, D (Dhiya Milyka)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2025 Westville Girls High School Rapid				Tournament 2025 Westville Girls High School Rapid
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Naicker, V (Vaishnavi)				Opponent Ramsarghey, D (Divya)
2	2	Tournament 2nd Durban Trials 2022				Tournament 2nd Durban Trials 2022
		date 2022-11-05	rnd 4	type Standard	result 1	date 2022-11-05	rnd 5	type Standard	result 1
		Opponent Ellender, A (Asher)				Opponent Cason, D (David)
3	1	Tournament 2025 Westville Girls High School Rapid				Tournament 2025 Westville Girls High School Rapid
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Nirmal, D (Dhiya Milyka)				Opponent Nirmal, D (Dhiya Milyka)

#	Games	Start				End
1	2	Tournament 2nd Durban Trials 2022				Tournament 2nd Durban Trials 2022
		date 2022-11-05	rnd 4	type Standard	result 1	date 2022-11-05	rnd 5	type Standard	result 1
		Opponent Ellender, A (Asher)				Opponent Cason, D (David)
2	1	Tournament 2nd Durban Trials 2022				Tournament 2nd Durban Trials 2022
		date 2022-11-05	rnd 1	type Standard	result 1	date 2022-11-05	rnd 1	type Standard	result 1
		Opponent Goncalves, J (Jaden)				Opponent Goncalves, J (Jaden)

#	Games	Start				End
1	2	Tournament 2025 Westville Girls High School Rapid				Tournament 2025 Westville Girls High School Rapid
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Naicker, V (Vaishnavi)				Opponent Ramsarghey, D (Divya)
2	1	Tournament 2025 Westville Girls High School Rapid				Tournament 2025 Westville Girls High School Rapid
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Nirmal, D (Dhiya Milyka)				Opponent Nirmal, D (Dhiya Milyka)

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	Schwartz ,M (Michael)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Schwartz ,M (Michael)	1	1245.4	820.4	1	1242.4	820.4	0	0	0	0	0	0
2	Goncalves ,J (Jaden)	1	1	425	1	1	425	0	0	0	0	0	0
2	Goncalves ,J (Jaden)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Ellender ,A (Asher)	1	1	425	1	1	425	0	0	0	0	0	0
3	Ellender ,A (Asher)	1	1255	1680	1	1248.7	1680	0	0	0	0	0	0
4	Cason ,D (David)	1	1	425	1	1	425	0	0	0	0	0	0
4	Cason ,D (David)	1	1225.8	1650.8	1	1218	1650.8	0	0	0	0	0	0
5	Varghese ,A (Alan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Varghese ,A (Alan)	1	1233.4	808.4	1	1234.6	808.4	0	0	0	0	0	0
6	Nirmal ,D (Dhiya Milyka)	1	1	425	0	0	0	1	1	425	0	0	0
6	Nirmal ,D (Dhiya Milyka)	1	1190.9	1615.9	0	0	0	1	1194.6	1615.9	0	0	0
7	Ramsarghey ,D (Divya)	1	1	425	0	0	0	1	1	425	0	0	0
7	Ramsarghey ,D (Divya)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Bedalia ,T (Talin)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Bedalia ,T (Talin)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	Rajbal ,S (Shrivali)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Rajbal ,S (Shrivali)	1	1228.6	803.6	0	0	0	1	1230	803.6	0	0	0
10	Misser ,S (Sohum)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Misser ,S (Sohum)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Robbertze, T (Tia)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms