Chess South Africa Ratings Database

PLAYER PAGE

Personal

Chadayan, G (Gianna)

Chess SA id

2150312847

FIDE id

Date of birth

2015-05-27 (U12)

Gender

Female

Region

Ekurhuleni (GE)

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	1202.3	1200	1206.1	1200
Raw rating	1176.3	1200	1162.4	1200
Weighted rating	1202.3	1200	1206.1	1200
Weighted performance	0	0	0	0
Floor	709.8	700	719.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	171.5	165.8	175	165.8
Highest rating	1209.8 2024-11-01	1200 2024-10-01	1275 2024-11-01	1200 2024-10-01
Highest raw rating	1209.8 2024-11-01	1200 2024-10-01	1219.6 2024-11-01	1200 2024-10-01
Highest weighted rating	1206.4 2025-08-01	1200 2024-10-01	1212.7 2025-08-01	1200 2024-10-01
Highest weighted performance	1201.2 2024-11-01	1200 2024-10-01	1275 2024-11-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-2.1	0	-3.5	0
New rating	1200.2	1200	1202.7	1200
Analysis
Rating	1202.3	1200	1206.1	1200
Raw rating	1176.3	1200	1162.4	1200
Weighted rating	1202.3	1200	1206.1
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	709.8	700	719.6	700
Max/Min rating change allowed	171.5	165.8	175	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	1176.3	1200	1162.4	1200
New weighted rating	1200.2	1200	1202.7	1200
New weighted performance	0	0	0	0
Temp new rating	1200.2	1200	1202.7	1200
Temp new rating +/-	-2.1	0	-3.5	0
Final new rating +/-	-2.1	0	-3.5	0
New rating	1200.2	1200	1202.7	1200
New K-factor	36	36	36	36
New floor	709.8	700	719.6	700

Item	Main	Rapid
	0	0
	11	11
	6	6
	0	0
	0	0
	0	0
History	17	17

Games since
	Main 17	Standard 0		Rapid 17		Blitz 0
Gender	Female
Age group	U12
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
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	11	4	36.36	-115.9	1212.8	1096.9
Standard	0	0	0	0	0	0
Rapid	11	4	36.36	-115.9	1212.8	1096.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	17	7.5	44.12	-50	1208	1158
Standard	0	0	0	0	0	0
Rapid	17	7.5	44.12	-50	1208	1158
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1176.3	1200	1162.4	1200
2025-09-30	1175.2	1200	1159.8	1200
2025-09-01	1209.8	1200	1219.6	1200
2025-08-01	1209.8	1200	1219.6	1200
2025-07-01	1209.8	1200	1219.6	1200
2025-06-01	1209.8	1200	1219.6	1200
2025-05-01	1209.8	1200	1219.6	1200
2025-04-01	1209.8	1200	1219.6	1200
2025-03-01	1209.8	1200	1219.6	1200
2025-02-01	1209.8	1200	1219.6	1200
2025-01-01	1209.8	1200	1219.6	1200
2024-12-01	1209.8	1200	1219.6	1200
2024-11-01	1209.8	1200	1219.6	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	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	SACSSA Nationals 2025 (U11 Girls)	2025-10-18	2025-10-18	Rapid	Ekurhuleni (GE)	6	6	3	Yes	Analysis
2	SACSSA Gauteng Regional Chess Tournament 2025 (U11)	2025-09-20	2025-09-20	Rapid	Ekurhuleni (GE)	5	5	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SACSSA Nationals 2025 (U11 Girls)	2025-10-18	2025-10-18	Rapid	Ekurhuleni (GE)	6	6	3	Yes	Analysis
2	SACSSA Gauteng Regional Chess Tournament 2025 (U11)	2025-09-20	2025-09-20	Rapid	Ekurhuleni (GE)	5	5	1	Yes	Analysis
3	SACSSA Nationals 2024 (U9 Girls)	2024-10-19	2024-10-19	Rapid	Ekurhuleni (GE)	6	6	3.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament SACSSA Nationals 2024				Tournament SACSSA Nationals 2024
		date 2024-10-19	rnd 5	type Rapid	result 1	date 2024-10-19	rnd 6	type Rapid	result 0.5
		Opponent Micheal, K (Kacy)				Opponent Du Toit, E (Esther-Lize)
2	2	Tournament SACSSA Nationals 2024				Tournament SACSSA Nationals 2024
		date 2024-10-19	rnd 2	type Rapid	result 1	date 2024-10-19	rnd 3	type Rapid	result 1
		Opponent Chaka, B (Bohlale)				Opponent Zwane, S (Sinobuhle)
3	1	Tournament SACSSA Nationals 2025				Tournament SACSSA Nationals 2025
		date 2025-10-18	rnd 5	type Rapid	result 1	date 2025-10-18	rnd 5	type Rapid	result 1
		Opponent Mhlomi, A (Ahlumile)				Opponent Mhlomi, A (Ahlumile)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament SACSSA Nationals 2024				Tournament SACSSA Nationals 2024
		date 2024-10-19	rnd 5	type Rapid	result 1	date 2024-10-19	rnd 6	type Rapid	result 0.5
		Opponent Micheal, K (Kacy)				Opponent Du Toit, E (Esther-Lize)
2	2	Tournament SACSSA Nationals 2024				Tournament SACSSA Nationals 2024
		date 2024-10-19	rnd 2	type Rapid	result 1	date 2024-10-19	rnd 3	type Rapid	result 1
		Opponent Chaka, B (Bohlale)				Opponent Zwane, S (Sinobuhle)
3	1	Tournament SACSSA Gauteng Regional Chess Tournament 2025				Tournament SACSSA Gauteng Regional Chess Tournament 2025
		date 2025-09-20	rnd 2	type Rapid	result 1	date 2025-09-20	rnd 2	type Rapid	result 1
		Opponent Oni, D (Diamond)				Opponent Oni, D (Diamond)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament SACSSA Nationals 2024				Tournament SACSSA Nationals 2024
		date 2024-10-19	rnd 2	type Rapid	result 1	date 2024-10-19	rnd 3	type Rapid	result 1
		Opponent Chaka, B (Bohlale)				Opponent Zwane, S (Sinobuhle)
2	1	Tournament SACSSA Gauteng Regional Chess Tournament 2025				Tournament SACSSA Gauteng Regional Chess Tournament 2025
		date 2025-09-20	rnd 2	type Rapid	result 1	date 2025-09-20	rnd 2	type Rapid	result 1
		Opponent Oni, D (Diamond)				Opponent Oni, D (Diamond)
3	1	Tournament SACSSA Nationals 2024				Tournament SACSSA Nationals 2024
		date 2024-10-19	rnd 5	type Rapid	result 1	date 2024-10-19	rnd 5	type Rapid	result 1
		Opponent Micheal, K (Kacy)				Opponent Micheal, K (Kacy)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament SACSSA Nationals 2024				Tournament SACSSA Nationals 2024
		date 2024-10-19	rnd 2	type Rapid	result 1	date 2024-10-19	rnd 3	type Rapid	result 1
		Opponent Chaka, B (Bohlale)				Opponent Zwane, S (Sinobuhle)
2	1	Tournament SACSSA Gauteng Regional Chess Tournament 2025				Tournament SACSSA Gauteng Regional Chess Tournament 2025
		date 2025-09-20	rnd 2	type Rapid	result 1	date 2025-09-20	rnd 2	type Rapid	result 1
		Opponent Oni, D (Diamond)				Opponent Oni, D (Diamond)
3	1	Tournament SACSSA Nationals 2024				Tournament SACSSA Nationals 2024
		date 2024-10-19	rnd 5	type Rapid	result 1	date 2024-10-19	rnd 5	type Rapid	result 1
		Opponent Micheal, K (Kacy)				Opponent Micheal, K (Kacy)

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	Reddy ,T (Tara)	2	0	-425	0	0	0	2	0	-425	0	0	0
1	Reddy ,T (Tara)	2	1251.9	826.9	0	0	0	2	1314.9	826.9	0	0	0
2	Chingobo ,T (Tariro)	1	1	425	0	0	0	1	1	425	0	0	0
2	Chingobo ,T (Tariro)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
3	Mhlomi ,A (Ahlumile)	1	1	425	0	0	0	1	1	425	0	0	0
3	Mhlomi ,A (Ahlumile)	1	1198.4	1623.4	0	0	0	1	1197.9	1623.4	0	0	0
4	Baloyi ,A (Agape)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Baloyi ,A (Agape)	1	1201	776	0	0	0	1	1202.4	776	0	0	0
5	Lumley ,E (Elizabeth)	1	1	425	0	0	0	1	1	425	0	0	0
5	Lumley ,E (Elizabeth)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
6	Grob ,R (Reagan)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Grob ,R (Reagan)	1	1200	775	0	0	0	1	1200	775	0	0	0
7	Micheal ,K (Kacy)	1	1	425	0	0	0	1	1	425	0	0	0
7	Micheal ,K (Kacy)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Chaka ,B (Bohlale)	1	1	425	0	0	0	1	1	425	0	0	0
8	Chaka ,B (Bohlale)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Oni ,D (Diamond)	1	1	425	0	0	0	1	1	425	0	0	0
9	Oni ,D (Diamond)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Du Toit ,E (Esther-Lize)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
10	Du Toit ,E (Esther-Lize)	1	1200	1200	0	0	0	1	1200	1200	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Chadayan, G (Gianna)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms