Chess South Africa Ratings Database

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Personal

Prins, E (Eddie)

Chess SA id

1120119465

FIDE id

Date of birth

2012-05-21 (U14)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

44.3

Junior GPX Points

1350.5

Item	Main	Standard	Rapid	Blitz
Rating	1563.7	1553.7	1204.7	1200
Raw rating	1563.7	1553.7	1204.7	1200
Weighted rating	1554.2	1537.2	1189.4	1200
Weighted performance	1500.4	1496	0	0
Floor	1109.1	1088.9	704.7	700
K-factor	28	32	36	36
Min/Max rating change allowed	98.8	100.2	164.7	165.8
Highest rating	1626 2023-09-01	1605.5 2023-09-01	1204.7 2025-03-01	1200 2018-10-01
Highest raw rating	1609.1 2024-02-01	1588.9 2024-02-01	1204.7 2025-03-01	1200 2024-02-01
Highest weighted rating	1609.1 2024-10-01	1588.9 2024-09-01	1204.7 2018-10-01	1200 2018-10-01
Highest weighted performance	1626 2023-09-01	1605.5 2023-09-01	1200.4 2019-10-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1563.7	1553.7	1204.7	1200
Analysis
Rating	1563.7	1553.7	1204.7	1200
Raw rating	1563.7	1553.7	1204.7	1200
Weighted rating	1554.2	1537.2	1189.4
Weighted performance	1500.4	1496	0
K-factor	28	32	36	36
Floor	1109.1	1088.9	704.7	700
Max/Min rating change allowed	98.8	100.2	164.7	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	1563.7	1553.7	1204.7	1200
New weighted rating	1554.4	1538.1	1191.1	1200
New weighted performance	1499.9	1495.5	0	0
Temp new rating	1563.7	1553.7	1204.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1563.7	1553.7	1204.7	1200
New K-factor	28	32	36	36
New floor	1109.1	1088.9	704.7	700

Item	Main	Standard	Rapid
	0	0	0
	46	41	5
	34	29	5
	48	48	0
	65	60	5
	0	0	0
History	218	198	20

Games since
	Main 80	Standard 70		Rapid 10		Blitz 0
Gender	Male
Age group	U14
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	830		239		50
Male	738		205		44
U14	101		31		9
U14 Male	85		25		8
Standard
	RSA		Province		Region
Overall	824		217		45
Male	723		183		39
U14	107		33		10
U14 Male	89		25		9
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	46	29.5	64.13	120.1	1385	1505.1
Standard	41	26.5	64.63	124.4	1381.9	1506.2
Rapid	5	3	60	85	1410.9	1495.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	218	142	65.14	128.7	1318.9	1447.6
Standard	198	132.5	66.92	143.8	1320.1	1463.9
Rapid	20	9.5	47.5	-21.2	1307.7	1286.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1563.7	1553.7	1204.7	1200
2025-09-01	1563.7	1553.7	1204.7	1200
2025-08-01	1576.2	1568.6	1204.7	1200
2025-07-01	1553.2	1533.5	1204.7	1200
2025-06-01	1552.4	1532.3	1204.7	1200
2025-05-01	1554.6	1539.7	1204.7	1200
2025-04-01	1552.6	1532.6	1204.7	1200
2025-03-01	1554.2	1535.1	1204.7	1200
2025-02-01	1553	1534.5	1171.4	1200
2025-01-01	1517.8	1508.2	1163.6	1200
2024-12-01	1517.8	1508.2	1163.6	1200
2024-11-01	1517.8	1508.2	1163.6	1200
2024-10-01	1539.4	1508.2	1174.8	1200
2024-09-01	1575.7	1563.6	1174.8	1200
2024-08-01	1552.2	1527.1	1174.8	1200
2024-07-01	1555.2	1525.5	1174.8	1200
2024-06-01	1555.2	1525.5	1174.8	1200
2024-08-01	1555.2	1525.5	1174.8	1200
2024-04-01	1555.2	1525.5	1174.8	1200
2024-03-01	1570.1	1542.5	1174.8	1200
2024-02-01	1609.1	1588.9	1174.8	1200
2024-01-01	1609.1	1588.9	1174.8	1200
2023-12-01	1609.1	1588.9	1174.8	1200
2023-11-01	1609.1	1588.9	1174.8	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	Eden Top Schools 2025 (U13)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	5	3	Yes	Analysis
2	George Top Schools 2025 (U13)	2025-07-26	2025-07-26	Standard	Eden (WEG)	5	5	4.5	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U13 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
4	Eden Chess Trials 2 2025 (U14)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	10	6.5	Yes	Analysis
5	Eden Schools Chess Trials 1 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	4	Yes	Analysis
6	George Schools Chess Trials 3 2025 (U13 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
7	Loerie Skaaktoernooi 2025	2025-02-22	2025-02-22	Rapid	Eden (WEG)	5	5	3	Yes	Analysis
8	George Schools Chess Trials 1 2025 (U13 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Top Schools 2025 (U13)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	5	3	Yes	Analysis
2	George Top Schools 2025 (U13)	2025-07-26	2025-07-26	Standard	Eden (WEG)	5	5	4.5	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U13 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
4	Eden Chess Trials 2 2025 (U14)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	10	6.5	Yes	Analysis
5	Eden Schools Chess Trials 1 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	4	Yes	Analysis
6	George Schools Chess Trials 3 2025 (U13 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
7	Loerie Skaaktoernooi 2025	2025-02-22	2025-02-22	Rapid	Eden (WEG)	5	5	3	Yes	Analysis
8	George Schools Chess Trials 1 2025 (U13 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
9	George Suid Senior Skaaktoernooi 2024	2024-10-26	2024-10-26	Rapid	Eden (WEG)	5	5	2	Yes	Analysis
10	Western Cape Top Schools Championship 2024 (U13 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	3	Yes	Analysis
11	Eden Top Schools 2024 (U13 Open)	2024-08-17	2024-08-17	Standard	Eden (WEG)	5	5	5	Yes	Analysis
12	George Primary Top Schools 2024 (U13)	2024-07-20	2024-07-20	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
13	George Schools Trials 3 2024 (U13 Boys)	2024-03-02	2024-03-02	Standard	Eden (WEG)	5	4	2	Yes	Analysis
14	George Schools Trials 2 2024 (U13 Boys)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	4	2.5	Yes	Analysis
15	George Schools Trials 1 2024 (U15 Boys)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	3	Yes	Analysis
16	Western Cape Top Schools 2023 (U11 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	6	5.5	Yes	Analysis
17	Eden Top Schools 2023 (U11 Mix)	2023-08-19	2023-08-19	Standard	Eden (WEG)	5	4	3	Yes	Analysis
18	Top Schools 2023 (U11)	2023-07-29	2023-07-29	Standard	Eden (WEG)	5	4	3	Yes	Analysis
19	Western Cape PS Individuals 2023 (U11 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
20	Eden Trials 2+3 2023 (U12)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	9	6.5	Yes	Analysis
21	Eden Trails 1 2023 (U11 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	4	Yes	Analysis
22	George Chess Trials 3 2023 (U11 Boys)	2023-02-25	2023-02-25	Standard	Eden (WEG)	5	5	4	Yes	Analysis
23	George Chess Trials 2 2023 (U11 Boys)	2023-02-11	2023-02-11	Standard	Cape Town (WCT)	5	5	3.5	Yes	Analysis
24	George Chess Trials 1 2023 (U11 Boys)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	4	3.5	Yes	Analysis
25	George Open 2022 (C)	2022-12-03	2022-12-03	Standard	Eden (WEG)	5	5	3	Yes	Analysis
26	George-Suid Senior Skaaktoernooi 2022	2022-10-22	2022-10-22	Rapid	Eden (WEG)	5	5	2	Yes	Analysis
27	Western Cape Top Schools 2022 (U11 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
28	Eden Topskole 2022 (O11 Ope)	2022-08-13	2022-08-13	Standard	Eden (WEG)	5	4	3	Yes	Analysis
29	George Topskole 2022 (O11)	2022-07-30	2022-07-30	Standard	Eden (WEG)	5	5	4	Yes	Analysis
30	George Open 2022 (C)	2022-06-11	2022-06-11	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
31	Western Cape Schools 2022 (U11 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
32	Eden Proewe 2 2022 (O11 Seuns)	2022-04-09	2022-04-09	Standard	Eden (WEG)	5	5	3	Yes	Analysis
33	Eden Open 2022 (C)	2022-04-23	2022-04-23	Standard	Eden (WEG)	5	5	4	Yes	Analysis
34	Eden Proewe 1 2022 (O11 Seuns)	2022-03-12	2022-03-12	Standard	Eden (WEG)	5	5	4	Yes	Analysis
35	George Trials 3 2022 (U11)	2022-02-26	2022-02-26	Standard	Eden (WEG)	5	5	3	Yes	Analysis
36	George Trials 2 2022 (U11)	2022-02-12	2022-02-12	Standard	Eden (WEG)	5	5	4	Yes	Analysis
37	George Trials 1 2022 (U11)	2022-01-29	2022-01-29	Standard	Eden (WEG)	5	5	3	Yes	Analysis
38	Eden Schools Closed Trials 1 2020 (U9 Boys)	2020-03-07	2020-03-07	Standard	Eden (WEG)	5	5	2	Yes	Analysis
39	George Trial 3 2020 (U10)	2020-02-22	2020-02-22	Standard	Eden (WEG)	5	5	3	Yes	Analysis
40	George Trial 2 2020 (U10)	2020-02-08	2020-02-08	Standard	Eden (WEG)	5	5	3	Yes	Analysis
41	George Trial 1 2020 (U10)	2020-01-25	2020-01-25	Standard	Eden (WEG)	5	5	2	Yes	Analysis
42	George Suid Junior Skaaktoernooi 2019	2019-10-19	2019-10-19	Rapid	Eden (WEG)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	10	Tournament Eden Top Schools 2023				Tournament George Schools Trials 1 2024
		date 2023-08-19	rnd 4	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Van Zyl, L (Lisa)				Opponent Stewart, E (Ewald)
2	8	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-15	rnd 3	type Standard	result 1
		Opponent Janse Van Rensburg, J (Jacob)				Opponent Philander, C (Curtley)
3	8	Tournament George Open 2022				Tournament George Chess Trials 2 2023
		date 2022-12-03	rnd 4	type Standard	result 1	date 2023-02-11	rnd 2	type Standard	result 1
		Opponent Erasmus, A (Anneke)				Opponent Pentz, J (Jason)

#	Games	Start				End
1	10	Tournament Eden Top Schools 2023				Tournament George Schools Trials 1 2024
		date 2023-08-19	rnd 4	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Van Zyl, L (Lisa)				Opponent Stewart, E (Ewald)
2	8	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-15	rnd 3	type Standard	result 1
		Opponent Janse Van Rensburg, J (Jacob)				Opponent Philander, C (Curtley)
3	8	Tournament George Open 2022				Tournament George Chess Trials 2 2023
		date 2022-12-03	rnd 4	type Standard	result 1	date 2023-02-11	rnd 2	type Standard	result 1
		Opponent Erasmus, A (Anneke)				Opponent Pentz, J (Jason)

#	Games	Start				End
1	3	Tournament George Suid Junior Skaaktoernooi 2019				Tournament George Suid Junior Skaaktoernooi 2019
		date 2019-10-19	rnd 1	type Rapid	result 1	date 2019-10-19	rnd 3	type Rapid	result 1
		Opponent Nel, N (Noah)				Opponent Fourie, J (Juan)
2	2	Tournament George Suid Senior Skaaktoernooi 2024				Tournament Loerie Skaaktoernooi 2025
		date 2024-10-26	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Lengisi, S (Simtha)				Opponent Matsilele, A (Amvuyise)
3	2	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 1	type Rapid	result 1	date 2022-10-22	rnd 2	type Rapid	result 1
		Opponent Harris, A (Aaron)				Opponent Fredericks, R (Reuel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament George Chess Trials 3 2023				Tournament Eden Trails 1 2023
		date 2023-02-25	rnd 3	type Standard	result 1	date 2023-03-11	rnd 4	type Standard	result 1
		Opponent Cronje, Z (Zac)				Opponent Cronje, Z (Zac)
2	6	Tournament George Primary Top Schools 2024				Tournament Eden Top Schools 2024
		date 2024-07-20	rnd 5	type Standard	result 1	date 2024-08-17	rnd 5	type Standard	result 1
		Opponent Van Rooyen, A (Ash-Leigh)				Opponent Coetzee, H (Hennie)
3	5	Tournament Eden Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-08-19	rnd 4	type Standard	result 1	date 2023-09-02	rnd 3	type Standard	result 1
		Opponent Van Zyl, L (Lisa)				Opponent Joel, R (Roneeq)

#	Games	Start				End
1	7	Tournament George Chess Trials 3 2023				Tournament Eden Trails 1 2023
		date 2023-02-25	rnd 3	type Standard	result 1	date 2023-03-11	rnd 4	type Standard	result 1
		Opponent Cronje, Z (Zac)				Opponent Cronje, Z (Zac)
2	6	Tournament George Primary Top Schools 2024				Tournament Eden Top Schools 2024
		date 2024-07-20	rnd 5	type Standard	result 1	date 2024-08-17	rnd 5	type Standard	result 1
		Opponent Van Rooyen, A (Ash-Leigh)				Opponent Coetzee, H (Hennie)
3	5	Tournament Eden Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-08-19	rnd 4	type Standard	result 1	date 2023-09-02	rnd 3	type Standard	result 1
		Opponent Van Zyl, L (Lisa)				Opponent Joel, R (Roneeq)

#	Games	Start				End
1	2	Tournament George Suid Senior Skaaktoernooi 2024				Tournament Loerie Skaaktoernooi 2025
		date 2024-10-26	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Lengisi, S (Simtha)				Opponent Matsilele, A (Amvuyise)
2	2	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 1	type Rapid	result 1	date 2022-10-22	rnd 2	type Rapid	result 1
		Opponent Harris, A (Aaron)				Opponent Fredericks, R (Reuel)
3	1	Tournament Loerie Skaaktoernooi 2025				Tournament Loerie Skaaktoernooi 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Stander, C (Christiaan)				Opponent Stander, C (Christiaan)

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	Brink ,A (Andrew)	5	0	-425	5	0	-425	0	0	0	0	0	0
1	Brink ,A (Andrew)	5	1467.6	1042.6	5	1465.2	1042.6	0	0	0	0	0	0
2	Sampson ,E (Eejay)	5	4	255	5	4	255	0	0	0	0	0	0
2	Sampson ,E (Eejay)	5	1313.7	1568.7	5	1326	1568.7	0	0	0	0	0	0
3	Fredericks ,R (Reuel)	5	3	85	3	2	141.7	2	1	0	0	0	0
3	Fredericks ,R (Reuel)	5	1351.2	1436.2	3	1343.1	1492.9	2	1176.8	1351.2	0	0	0
4	Schmidt ,U (Ulrich)	4	2	0	4	2	0	0	0	0	0	0	0
4	Schmidt ,U (Ulrich)	4	1446.6	1446.6	4	1442.4	1446.6	0	0	0	0	0	0
5	Mouton ,P (Paul)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
5	Mouton ,P (Paul)	4	1284.2	1496.7	4	1285.3	1496.7	0	0	0	0	0	0
6	Francis ,A (Aaron)	4	2.5	106.2	4	2.5	106.2	0	0	0	0	0	0
6	Francis ,A (Aaron)	4	1569.7	1675.9	4	1569.6	1675.9	0	0	0	0	0	0
7	Cornforth ,K (Kayleigh)	4	0	-425	3	0	-425	1	0	-425	0	0	0
7	Cornforth ,K (Kayleigh)	4	1348.5	923.5	3	1314	923.5	1	1390.8	923.5	0	0	0
8	Punt ,H (Heinrich)	4	2	0	3	2	141.7	1	0	-425	0	0	0
8	Punt ,H (Heinrich)	4	1343.7	1343.7	3	1356.7	1485.3	1	1180.8	918.7	0	0	0
9	Lengisi ,S (Simtha)	4	2	0	3	1	-141.7	1	1	425	0	0	0
9	Lengisi ,S (Simtha)	4	1282.7	1282.7	3	1258	1141	1	1212.6	1707.7	0	0	0
10	Brewis ,S (Sienna)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
10	Brewis ,S (Sienna)	3	1489.1	1347.5	3	1506.4	1347.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Prins, E (Eddie)

Ratings

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Last 24 raw ratings

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Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms