Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jack, N (Nandi)

Chess SA id

1150146684

FIDE id

Date of birth

2015-03-10 (U12)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-06-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1158.1	1158.2	1194.4	1200
Raw rating	1158.1	1158.2	1194.4	1200
Weighted rating	1155.6	1153	1191.2	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	176	176	167.1	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1158.1	1158.2	1194.4	1200
Analysis
Rating	1158.1	1158.2	1194.4	1200
Raw rating	1158.1	1158.2	1194.4	1200
Weighted rating	1155.6	1153	1191.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	176	176	167.1	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	1158.1	1158.2	1194.4	1200
New weighted rating	1155.5	1152.8	1191.9	1200
New weighted performance	0	0	0	0
Temp new rating	1158.1	1158.2	1194.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1158.1	1158.2	1194.4	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	14	9	5
	5	0	5
	2	0	2
	0	0	0
History	21	9	12

Games since
	Main 14	Standard 9		Rapid 5		Blitz 0
Gender	Male
Age group	U12
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-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	21	7.5	35.71	-121.4	1207.1	1085.7
Standard	9	2	22.22	-236.1	1224.5	988.4
Rapid	12	5.5	45.83	-35.4	1194.1	1158.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1158.1	1158.2	1194.4	1200
2025-09-01	1158.1	1158.2	1194.4	1200
2025-08-01	1158.1	1158.2	1194.4	1200
2025-07-01	1158.1	1158.2	1194.4	1200
2025-06-01	1158.1	1158.2	1194.4	1200
2025-05-01	1158.1	1158.2	1194.4	1200
2025-04-01	1158.1	1158.2	1194.4	1200
2025-03-01	1158.1	1158.2	1194.4	1200
2025-02-01	1157.7	1157.2	1194.4	1200
2025-01-01	1145.1	1128	1194.4	1200
2024-12-01	1145.1	1128	1194.4	1200
2024-11-01	1145.1	1128	1194.4	1200
2024-10-01	1145.1	1128	1194.4	1200
2024-09-01	1145.1	1128	1194.4	1200
2024-08-01	1145.1	1128	1194.4	1200
2024-07-01	1145.1	1128	1194.4	1200
2024-06-01	1124.8	1135.9	1168	1200
2024-08-01	1179.6	1200	1168	1200
2024-04-01	1179.6	1200	1168	1200
2024-03-01	1179.6	1200	1168	1200
2024-02-01	1179.6	1200	1168	1200
2024-01-01	1179.6	1200	1168	1200
2023-12-01	1179.6	1200	1168	1200
2023-11-01	1179.6	1200	1168	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	Chess Molecules Open Chess Tournament 2024 (Grade 3-4)	2024-06-15	2024-06-15	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
2	Ekurhuleni Trails 1 2024 (U8+U10)	2024-06-01	2024-06-01	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
3	Chess Power House May Open 2024 (D)	2024-05-25	2024-05-25	Standard	Johannesburg Metro (GJM)	5	4	0	Yes	Analysis
4	Chess Molecules 16 June Tournament 2023 (Grade 0-2)	2023-06-16	2023-06-16	Rapid	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
5	Chess Molecules Championship 2022 (U10)	2022-09-17	2022-09-17	Rapid	Johannesburg Metro (GJM)	5	2	0	Yes	Analysis

#	Games	Start				End
1	2	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-15	rnd 2	type Rapid	result 1	date 2024-06-15	rnd 3	type Rapid	result 1
		Opponent Phiri, B (Bokang)				Opponent Harris, A (Ariel)
2	2	Tournament Chess Molecules 16 June Tournament 2023				Tournament Chess Molecules 16 June Tournament 2023
		date 2023-06-16	rnd 4	type Rapid	result 1	date 2023-06-16	rnd 5	type Rapid	result 1
		Opponent Phiri, I (Ikaneng)				Opponent Mills, A (Alexi)
3	1	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-15	rnd 5	type Rapid	result 1	date 2024-06-15	rnd 5	type Rapid	result 1
		Opponent Ferreira, E (Esra)				Opponent Ferreira, E (Esra)

#	Games	Start				End
1	1	Tournament Ekurhuleni Trails 1 2024				Tournament Ekurhuleni Trails 1 2024
		date 2024-06-01	rnd 4	type Standard	result 1	date 2024-06-01	rnd 4	type Standard	result 1
		Opponent Roets, Z (Zach)				Opponent Roets, Z (Zach)
2	1	Tournament Ekurhuleni Trails 1 2024				Tournament Ekurhuleni Trails 1 2024
		date 2024-06-01	rnd 2	type Standard	result 1	date 2024-06-01	rnd 2	type Standard	result 1
		Opponent Harris, I (Israel)				Opponent Harris, I (Israel)

#	Games	Start				End
1	2	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-15	rnd 2	type Rapid	result 1	date 2024-06-15	rnd 3	type Rapid	result 1
		Opponent Phiri, B (Bokang)				Opponent Harris, A (Ariel)
2	2	Tournament Chess Molecules 16 June Tournament 2023				Tournament Chess Molecules 16 June Tournament 2023
		date 2023-06-16	rnd 4	type Rapid	result 1	date 2023-06-16	rnd 5	type Rapid	result 1
		Opponent Phiri, I (Ikaneng)				Opponent Mills, A (Alexi)
3	1	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-15	rnd 5	type Rapid	result 1	date 2024-06-15	rnd 5	type Rapid	result 1
		Opponent Ferreira, E (Esra)				Opponent Ferreira, E (Esra)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-15	rnd 2	type Rapid	result 1	date 2024-06-15	rnd 3	type Rapid	result 1
		Opponent Phiri, B (Bokang)				Opponent Harris, A (Ariel)
2	2	Tournament Chess Molecules 16 June Tournament 2023				Tournament Chess Molecules 16 June Tournament 2023
		date 2023-06-16	rnd 4	type Rapid	result 1	date 2023-06-16	rnd 5	type Rapid	result 1
		Opponent Phiri, I (Ikaneng)				Opponent Mills, A (Alexi)
3	1	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-15	rnd 5	type Rapid	result 1	date 2024-06-15	rnd 5	type Rapid	result 1
		Opponent Ferreira, E (Esra)				Opponent Ferreira, E (Esra)

#	Games	Start				End
1	1	Tournament Ekurhuleni Trails 1 2024				Tournament Ekurhuleni Trails 1 2024
		date 2024-06-01	rnd 4	type Standard	result 1	date 2024-06-01	rnd 4	type Standard	result 1
		Opponent Roets, Z (Zach)				Opponent Roets, Z (Zach)
2	1	Tournament Ekurhuleni Trails 1 2024				Tournament Ekurhuleni Trails 1 2024
		date 2024-06-01	rnd 2	type Standard	result 1	date 2024-06-01	rnd 2	type Standard	result 1
		Opponent Harris, I (Israel)				Opponent Harris, I (Israel)

#	Games	Start				End
1	2	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-15	rnd 2	type Rapid	result 1	date 2024-06-15	rnd 3	type Rapid	result 1
		Opponent Phiri, B (Bokang)				Opponent Harris, A (Ariel)
2	2	Tournament Chess Molecules 16 June Tournament 2023				Tournament Chess Molecules 16 June Tournament 2023
		date 2023-06-16	rnd 4	type Rapid	result 1	date 2023-06-16	rnd 5	type Rapid	result 1
		Opponent Phiri, I (Ikaneng)				Opponent Mills, A (Alexi)
3	1	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-15	rnd 5	type Rapid	result 1	date 2024-06-15	rnd 5	type Rapid	result 1
		Opponent Ferreira, E (Esra)				Opponent Ferreira, E (Esra)

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	Botha ,L (Luan)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Botha ,L (Luan)	1	1211	786	1	1200	786	0	0	0	0	0	0
2	Beaton ,M (Miah)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Beaton ,M (Miah)	1	1209.4	784.4	1	1180.2	784.4	0	0	0	0	0	0
3	Moodley ,J (Jayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Moodley ,J (Jayden)	1	1284.5	859.5	1	1200	859.5	0	0	0	0	0	0
4	Kuchibhotla ,AKA (Achyuta Kartikeya Arjun)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Kuchibhotla ,AKA (Achyuta Kartikeya Arjun)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Harris ,I (Israel)	1	1	425	1	1	425	0	0	0	0	0	0
5	Harris ,I (Israel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Farkas ,G (Gadi)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Farkas ,G (Gadi)	1	1268.4	843.4	1	1246.8	843.4	0	0	0	0	0	0
7	Roets ,Z (Zach)	1	1	425	1	1	425	0	0	0	0	0	0
7	Roets ,Z (Zach)	1	1173.8	1598.8	1	1168.4	1598.8	0	0	0	0	0	0
8	Steyn ,K (Kahn)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Steyn ,K (Kahn)	1	1241.4	816.4	1	1230.3	816.4	0	0	0	0	0	0
9	Kotsi ,M (Molemo)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Kotsi ,M (Molemo)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Sukha ,M (Mehaan)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Sukha ,M (Mehaan)	1	1201	776	0	0	0	1	1201.6	776	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Jack, N (Nandi)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms