Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mchaffie, S (Seth)

Chess SA id

1000101488

FIDE id

Date of birth

1900-01-01 (Adult)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-08-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1219.5	1229	1195.6	1200
Raw rating	1219.5	1229	1195.6	1200
Weighted rating	1219.5	1229	1195.6	1200
Weighted performance	687.6	661.6	0	0
Floor	774.2	788.7	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	161.3	159.1	166.9	165.8
Highest rating	1380.7 2018-08-01	1380 2018-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1274.2 2018-09-01	1288.7 2018-09-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1274.2 2019-06-01	1288.7 2019-06-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1380.7 2018-08-01	1380 2018-08-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1219.5	1229	1195.6	1200
Analysis
Rating	1219.5	1229	1195.6	1200
Raw rating	1219.5	1229	1195.6	1200
Weighted rating	1219.5	1229	1195.6
Weighted performance	687.6	661.6	0
K-factor	36	36	36	36
Floor	774.2	788.7	700	700
Max/Min rating change allowed	161.3	159.1	166.9	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	1219.5	1229	1195.6	1200
New weighted rating	1219.5	1229	1195.6	1200
New weighted performance	680.6	654.5	0	0
Temp new rating	1219.5	1229	1195.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1219.5	1229	1195.6	1200
New K-factor	36	36	36	36
New floor	774.2	788.7	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	21	15	6
	5	5	0
History	46	40	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	46	25	54.35	37	1200.1	1237
Standard	40	22	55	42.5	1212.1	1254.6
Rapid	6	3	50	0	1119.6	1119.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1219.5	1229	1195.6	1200
2025-09-30	1219.5	1229	1195.6	1200
2025-09-01	1219.5	1229	1195.6	1200
2025-08-01	1219.5	1229	1195.6	1200
2025-07-01	1219.5	1229	1195.6	1200
2025-06-01	1219.5	1229	1195.6	1200
2025-05-01	1219.5	1229	1195.6	1200
2025-04-01	1219.5	1229	1195.6	1200
2025-03-01	1219.5	1229	1195.6	1200
2025-02-01	1219.5	1229	1195.6	1200
2025-01-01	1219.5	1229	1195.6	1200
2024-12-01	1219.5	1229	1195.6	1200
2024-11-01	1219.5	1229	1195.6	1200
2024-10-01	1219.5	1229	1195.6	1200
2024-09-01	1219.5	1229	1195.6	1200
2024-08-01	1219.5	1229	1195.6	1200
2024-07-01	1219.5	1229	1195.6	1200
2024-09-01	1219.5	1229	1195.6	1200
2024-05-01	1219.5	1229	1195.6	1200
2024-04-01	1219.5	1229	1195.6	1200
2024-03-01	1219.5	1229	1195.6	1200
2024-02-01	1219.5	1229	1195.6	1200
2024-01-01	1219.5	1229	1195.6	1200
2023-12-01	1219.5	1229	1195.6	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	Ekurhuleni-North Schools Teams 2022 (U13)	2022-08-06	2022-08-06	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	ACB Invitation Chess Tournament 2022 (U11+U13)	2022-06-11	2022-06-11	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
3	RMS Swiss For Rating of Players 2022 (U13)	2022-05-28	2022-05-28	Rapid	Ekurhuleni (GE)	7	6	3	Yes	Analysis
4	Ekurhuleni-North Schools Finals Indiv 2022 (U13 Boys)	2022-05-13	2022-05-13	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
5	Ekurhuleni North Schools District Finals 2021 (U13 Boys)	2021-09-11	2021-09-11	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
6	2019 RMS Laerskole (U11)	2019-06-01	2019-06-01	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
7	2018 Gauteng League Final (U9)	2018-08-24	2018-08-24	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
8	Ekurhuleni North District Schools Final 2018 (U9)	2018-08-04	2018-08-04	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
9	Ekurhuleni North Schools Individuals 2018	2018-05-12	2018-05-12	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament Ekurhuleni North Schools Individuals 2018				Tournament Ekurhuleni North District Schools Final 2018
		date 2018-05-12	rnd 3	type Standard	result 0.5	date 2018-08-04	rnd 4	type Standard	result 1
		Opponent Pienaar, K (Khumo)				Opponent Malaza, B (Buhle)
2	4	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-24	rnd 2	type Standard	result 1	date 2018-08-24	rnd 5	type Standard	result 1
		Opponent Mukhabela, J (Junior)				Opponent Mbatha, AN (Amanda Nthabiseng)
3	3	Tournament ACB Invitation Chess Tournament 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-06-11	rnd 5	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Verheem, Z (Zoe)				Opponent Jordaan, M (Mine)

#	Games	Start				End
1	7	Tournament Ekurhuleni North Schools Individuals 2018				Tournament Ekurhuleni North District Schools Final 2018
		date 2018-05-12	rnd 3	type Standard	result 0.5	date 2018-08-04	rnd 4	type Standard	result 1
		Opponent Pienaar, K (Khumo)				Opponent Malaza, B (Buhle)
2	4	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-24	rnd 2	type Standard	result 1	date 2018-08-24	rnd 5	type Standard	result 1
		Opponent Mukhabela, J (Junior)				Opponent Mbatha, AN (Amanda Nthabiseng)
3	3	Tournament ACB Invitation Chess Tournament 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-06-11	rnd 5	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Verheem, Z (Zoe)				Opponent Jordaan, M (Mine)

#	Games	Start				End
1	2	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 5	type Rapid	result 1	date 2022-05-28	rnd 6	type Rapid	result 1
		Opponent De Lange, N (Nadia)				Opponent Niemer, T (Theo)
2	1	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 1	type Rapid	result 1	date 2022-05-28	rnd 1	type Rapid	result 1
		Opponent Du Preez, J (Juan)				Opponent Du Preez, J (Juan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-24	rnd 2	type Standard	result 1	date 2018-08-24	rnd 5	type Standard	result 1
		Opponent Mukhabela, J (Junior)				Opponent Mbatha, AN (Amanda Nthabiseng)
2	3	Tournament ACB Invitation Chess Tournament 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-06-11	rnd 5	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Verheem, Z (Zoe)				Opponent Jordaan, M (Mine)
3	3	Tournament Ekurhuleni North District Schools Final 2018				Tournament Ekurhuleni North District Schools Final 2018
		date 2018-08-04	rnd 2	type Standard	result 1	date 2018-08-04	rnd 4	type Standard	result 1
		Opponent Harris, D (Daniel)				Opponent Malaza, B (Buhle)

#	Games	Start				End
1	4	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-24	rnd 2	type Standard	result 1	date 2018-08-24	rnd 5	type Standard	result 1
		Opponent Mukhabela, J (Junior)				Opponent Mbatha, AN (Amanda Nthabiseng)
2	3	Tournament ACB Invitation Chess Tournament 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-06-11	rnd 5	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Verheem, Z (Zoe)				Opponent Jordaan, M (Mine)
3	3	Tournament Ekurhuleni North District Schools Final 2018				Tournament Ekurhuleni North District Schools Final 2018
		date 2018-08-04	rnd 2	type Standard	result 1	date 2018-08-04	rnd 4	type Standard	result 1
		Opponent Harris, D (Daniel)				Opponent Malaza, B (Buhle)

#	Games	Start				End
1	2	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 5	type Rapid	result 1	date 2022-05-28	rnd 6	type Rapid	result 1
		Opponent De Lange, N (Nadia)				Opponent Niemer, T (Theo)
2	1	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 1	type Rapid	result 1	date 2022-05-28	rnd 1	type Rapid	result 1
		Opponent Du Preez, J (Juan)				Opponent Du Preez, J (Juan)

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	Manana ,M (Musa)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Manana ,M (Musa)	2	1179.2	754.2	1	1140.8	754.2	1	1200	754.2	0	0	0
2	Matsepane ,BM (Bohlale Mutali)	2	1	0	1	1	425	1	0	-425	0	0	0
2	Matsepane ,BM (Bohlale Mutali)	2	1200.7	1200.7	1	1238.4	1625.7	1	1160	775.7	0	0	0
3	Singh ,V (Vimal)	1	1	425	1	1	425	0	0	0	0	0	0
3	Singh ,V (Vimal)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Mukhabela ,J (Junior)	1	1	425	1	1	425	0	0	0	0	0	0
4	Mukhabela ,J (Junior)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Verheem ,Z (Zoe)	1	1	425	1	1	425	0	0	0	0	0	0
5	Verheem ,Z (Zoe)	1	1282.4	1707.4	1	1268.8	1707.4	0	0	0	0	0	0
6	Pienaar ,K (Khumo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Pienaar ,K (Khumo)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
7	Ramanenzhe ,O (Orifha)	1	1	425	1	1	425	0	0	0	0	0	0
7	Ramanenzhe ,O (Orifha)	1	1146.5	1571.5	1	1142.8	1571.5	0	0	0	0	0	0
8	El Qouar ,T (Tamir)	1	1	425	1	1	425	0	0	0	0	0	0
8	El Qouar ,T (Tamir)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Potgieter ,A (Albert)	1	1	425	1	1	425	0	0	0	0	0	0
9	Potgieter ,A (Albert)	1	1149.9	1574.9	1	1141.6	1574.9	0	0	0	0	0	0
10	Malaza ,B (Buhle)	1	1	425	1	1	425	0	0	0	0	0	0
10	Malaza ,B (Buhle)	1	1132.3	1557.3	1	1118.4	1557.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Mchaffie, S (Seth)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms