Chess South Africa Ratings Database

PLAYER PAGE

Personal

Siwela, A (Achim)

Chess SA id

1160302575

FIDE id

Date of birth

2016-10-20 (U10)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1203.9	1183.1	1226.8	1200
Raw rating	1203.9	1183.1	1226.8	1200
Weighted rating	1178.9	1168.6	1208.8	1200
Weighted performance	1103.5	0	0	0
Floor	703.9	700	726.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	164.9	169.8	159.6	165.8
Highest rating	1203.9 2025-07-01	1200 2024-04-01	1226.8 2025-07-01	1200 2024-05-01
Highest raw rating	1203.9 2025-07-01	1200 2024-04-01	1226.8 2025-07-01	1200 2024-05-01
Highest weighted rating	1203.9 2024-04-01	1200 2024-04-01	1205.1 2025-08-01	1200 2024-05-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1216.7 2024-04-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1203.9	1183.1	1226.8	1200
Analysis
Rating	1203.9	1183.1	1226.8	1200
Raw rating	1203.9	1183.1	1226.8	1200
Weighted rating	1178.9	1168.6	1208.8
Weighted performance	1103.5	0	0
K-factor	36	36	36	36
Floor	703.9	700	726.8	700
Max/Min rating change allowed	164.9	169.8	159.6	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	1203.9	1183.1	1226.8	1200
New weighted rating	1180.9	1169.5	1210.5	1200
New weighted performance	1103	0	0	0
Temp new rating	1203.9	1183.1	1226.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1203.9	1183.1	1226.8	1200
New K-factor	36	36	36	36
New floor	703.9	700	726.8	700

Item	Main	Standard	Rapid
	0	0	0
	10	5	5
	20	15	5
	0	0	0
	0	0	0
	0	0	0
History	30	20	10

Games since
	Main 30	Standard 20		Rapid 10		Blitz 0
Gender	Male
Age group	U10
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	10	5	50	0	1291.2	1291.2
Standard	5	2	40	-85	1328.3	1243.3
Rapid	5	3	60	85	1254	1339
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	30	13	43.33	-56.7	1235	1178.3
Standard	20	7.5	37.5	-106.2	1237.2	1130.9
Rapid	10	5.5	55	42.5	1230.6	1273.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1203.9	1183.1	1226.8	1200
2025-09-01	1203.9	1183.1	1226.8	1200
2025-08-01	1203.9	1183.1	1226.8	1200
2025-07-01	1203.9	1183.1	1226.8	1200
2025-06-01	1172.8	1167.9	1201.2	1200
2025-05-01	1172.8	1167.9	1201.2	1200
2025-04-01	1172.8	1167.9	1201.2	1200
2025-03-01	1172.8	1167.9	1201.2	1200
2025-02-01	1172.3	1167.1	1201.2	1200
2025-01-01	1154.7	1144.8	1201.2	1200
2024-12-01	1154.7	1144.8	1201.2	1200
2024-11-01	1154.7	1144.8	1201.2	1200
2024-10-01	1154.7	1144.8	1201.2	1200
2024-09-01	1154.7	1144.8	1201.2	1200
2024-08-01	1154.7	1144.8	1201.2	1200
2024-07-01	1173	1173.2	1201.2	1200
2024-06-01	1161.2	1158.4	1201.2	1200
2024-08-01	1161.2	1158.4	1201.2	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
2023-11-01	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	Ekurhuleni North School District Finals 2025 (U9 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	Kemptonpark School Cluster 2025 (U9)	2025-06-07	2025-06-07	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni North School District Finals 2025 (U9 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	Kemptonpark School Cluster 2025 (U9)	2025-06-07	2025-06-07	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
3	EN Chess Club Winter Open 2024 (D)	2024-06-29	2024-06-29	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
4	Ekurhuleni Trails 1 2024 (U8+U10)	2024-06-01	2024-06-01	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
5	Kempton Park Cluster Teams League 2024 (U9A)	2024-04-13	2024-04-13	Rapid	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
6	Ekurhuleni Open 2024 (E)	2024-04-06	2024-04-06	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament Ekurhuleni Trails 1 2024				Tournament Ekurhuleni Trails 1 2024
		date 2024-06-01	rnd 2	type Standard	result 0.5	date 2024-06-01	rnd 4	type Standard	result 1
		Opponent Kleijnhans, M (Mila)				Opponent Fogolin, M (Matthew)
2	3	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Cluster Teams League 2024
		date 2024-04-13	rnd 3	type Rapid	result 1	date 2024-04-13	rnd 5	type Rapid	result 1
		Opponent Coetzer, H (Henk)				Opponent Molomo, T (Thato)
3	2	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 2	type Standard	result 1	date 2025-06-14	rnd 3	type Standard	result 1
		Opponent Lengwate, M (Mosa)				Opponent Robinson, L (LXR)

#	Games	Start				End
1	3	Tournament Ekurhuleni Trails 1 2024				Tournament Ekurhuleni Trails 1 2024
		date 2024-06-01	rnd 2	type Standard	result 0.5	date 2024-06-01	rnd 4	type Standard	result 1
		Opponent Kleijnhans, M (Mila)				Opponent Fogolin, M (Matthew)
2	2	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 2	type Standard	result 1	date 2025-06-14	rnd 3	type Standard	result 1
		Opponent Lengwate, M (Mosa)				Opponent Robinson, L (LXR)
3	2	Tournament EN Chess Club Winter Open 2024				Tournament EN Chess Club Winter Open 2024
		date 2024-06-29	rnd 2	type Standard	result 1	date 2024-06-29	rnd 3	type Standard	result 0.5
		Opponent Pretorius, R (Ronan Neo)				Opponent Potgieter, L (Lienke)

#	Games	Start				End
1	5	Tournament Kempton Park Cluster Teams League 2024				Tournament Kemptonpark School Cluster 2025
		date 2024-04-13	rnd 3	type Rapid	result 1	date 2025-06-07	rnd 2	type Rapid	result 1
		Opponent Coetzer, H (Henk)				Opponent Moodley, J (Jayden)
2	1	Tournament Kemptonpark School Cluster 2025				Tournament Kemptonpark School Cluster 2025
		date 2025-06-07	rnd 4	type Rapid	result 1	date 2025-06-07	rnd 4	type Rapid	result 1
		Opponent Mosala, K (Kopano)				Opponent Mosala, K (Kopano)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 2	type Standard	result 1	date 2025-06-14	rnd 3	type Standard	result 1
		Opponent Lengwate, M (Mosa)				Opponent Robinson, L (LXR)
2	2	Tournament Kemptonpark School Cluster 2025				Tournament Kemptonpark School Cluster 2025
		date 2025-06-07	rnd 1	type Rapid	result 1	date 2025-06-07	rnd 2	type Rapid	result 1
		Opponent Wessels, R (Reinhardt)				Opponent Moodley, J (Jayden)
3	2	Tournament Ekurhuleni Trails 1 2024				Tournament Ekurhuleni Trails 1 2024
		date 2024-06-01	rnd 3	type Standard	result 1	date 2024-06-01	rnd 4	type Standard	result 1
		Opponent Weinman, W (Warrick)				Opponent Fogolin, M (Matthew)

#	Games	Start				End
1	2	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 2	type Standard	result 1	date 2025-06-14	rnd 3	type Standard	result 1
		Opponent Lengwate, M (Mosa)				Opponent Robinson, L (LXR)
2	2	Tournament Ekurhuleni Trails 1 2024				Tournament Ekurhuleni Trails 1 2024
		date 2024-06-01	rnd 3	type Standard	result 1	date 2024-06-01	rnd 4	type Standard	result 1
		Opponent Weinman, W (Warrick)				Opponent Fogolin, M (Matthew)
3	1	Tournament EN Chess Club Winter Open 2024				Tournament EN Chess Club Winter Open 2024
		date 2024-06-29	rnd 2	type Standard	result 1	date 2024-06-29	rnd 2	type Standard	result 1
		Opponent Pretorius, R (Ronan Neo)				Opponent Pretorius, R (Ronan Neo)

#	Games	Start				End
1	3	Tournament Kempton Park Cluster Teams League 2024				Tournament Kemptonpark School Cluster 2025
		date 2024-04-13	rnd 5	type Rapid	result 1	date 2025-06-07	rnd 2	type Rapid	result 1
		Opponent Molomo, T (Thato)				Opponent Moodley, J (Jayden)
2	1	Tournament Kemptonpark School Cluster 2025				Tournament Kemptonpark School Cluster 2025
		date 2025-06-07	rnd 4	type Rapid	result 1	date 2025-06-07	rnd 4	type Rapid	result 1
		Opponent Mosala, K (Kopano)				Opponent Mosala, K (Kopano)
3	1	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Cluster Teams League 2024
		date 2024-04-13	rnd 3	type Rapid	result 1	date 2024-04-13	rnd 3	type Rapid	result 1
		Opponent Coetzer, H (Henk)				Opponent Coetzer, H (Henk)

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	Benjamin ,L (Liyabona)	3	0	-425	2	0	-425	1	0	-425	0	0	0
1	Benjamin ,L (Liyabona)	3	1317.6	892.6	2	1261.8	892.6	1	1267	892.6	0	0	0
2	Mendonca ,M (Mark)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Mendonca ,M (Mark)	2	1284.4	859.4	2	1336.2	859.4	0	0	0	0	0	0
3	Mosala ,K (Kopano)	2	2	425	1	1	425	1	1	425	0	0	0
3	Mosala ,K (Kopano)	2	1123.7	1548.7	1	1200	1548.7	1	1157.3	1548.7	0	0	0
4	Hingorani ,N (Nurvi)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Hingorani ,N (Nurvi)	1	1280.9	855.9	1	1291.2	855.9	0	0	0	0	0	0
5	Jacobs ,I (Ian)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Jacobs ,I (Ian)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
6	Fogolin ,M (Matthew)	1	1	425	1	1	425	0	0	0	0	0	0
6	Fogolin ,M (Matthew)	1	1163.3	1588.3	1	1170	1588.3	0	0	0	0	0	0
7	Mnguni ,A (Aphile)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mnguni ,A (Aphile)	1	1196.3	771.3	1	1194.4	771.3	0	0	0	0	0	0
8	Gabel Smit ,H (Heinrich)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Gabel Smit ,H (Heinrich)	1	1337.1	912.1	1	1355	912.1	0	0	0	0	0	0
9	Lin ,Y (Yizheng)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Lin ,Y (Yizheng)	1	1481.3	1056.3	1	1481.2	1056.3	0	0	0	0	0	0
10	Robinson ,L (LXR)	1	1	425	1	1	425	0	0	0	0	0	0
10	Robinson ,L (LXR)	1	1277.4	1702.4	1	1291.1	1702.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Siwela, A (Achim)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms