Chess South Africa Ratings Database

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Personal

Pretorius, D (Donovan)

Chess SA id

1070154531

FIDE id

Date of birth

2007-08-27 (U20)

Gender

Male

Region

Dr Kenneth Kaunda (NWP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1366.7

Item	Main	Standard	Rapid	Blitz
Rating	1263.9	1267.7	1200	1200
Raw rating	1263.9	1267.7	1200	1200
Weighted rating	1248.1	1250.6	1200	1200
Weighted performance	1162.5	1162.2	0	0
Floor	767.2	771.7	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	151.4	150.6	165.8	165.8
Highest rating	1610.4 2023-04-01	1604.5 2023-04-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1267.2 2025-01-01	1271.7 2025-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1244.1 2025-08-01	1246.2 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1610.4 2023-04-01	1604.5 2023-04-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1263.9	1267.7	1200	1200
Analysis
Rating	1263.9	1267.7	1200	1200
Raw rating	1263.9	1267.7	1200	1200
Weighted rating	1248.1	1250.6	1200
Weighted performance	1162.5	1162.2	0
K-factor	36	36	36	36
Floor	767.2	771.7	700	700
Max/Min rating change allowed	151.4	150.6	165.8	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	1263.9	1267.7	1200	1200
New weighted rating	1250.1	1252.7	1200	1200
New weighted performance	1161.1	1160.9	0	0
Temp new rating	1263.9	1267.7	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1263.9	1267.7	1200	1200
New K-factor	36	36	36	36
New floor	767.2	771.7	700	700

Item	Main	Standard
	0	0
	4	4
	21	21
	18	18
	0	0
	0	0
History	43	43

Games since
	Main 25	Standard 25		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Dr Kenneth Kaunda (NWP)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	4	1	25	-212.5	1458	1245.5
Standard	4	1	25	-212.5	1458	1245.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	43	19.5	45.35	-39.5	1315	1275.4
Standard	43	19.5	45.35	-39.5	1315	1275.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1263.9	1267.7	1200	1200
2025-09-01	1263.9	1267.7	1200	1200
2025-08-01	1263.9	1267.7	1200	1200
2025-07-01	1263.9	1267.7	1200	1200
2025-06-01	1263.9	1267.7	1200	1200
2025-05-01	1263.9	1267.7	1200	1200
2025-04-01	1263.9	1267.7	1200	1200
2025-03-01	1267.2	1271.7	1200	1200
2025-02-01	1267.2	1271.7	1200	1200
2025-01-01	1267.2	1271.7	1200	1200
2024-12-01	1236.7	1240.7	1200	1200
2024-11-01	1236.7	1240.7	1200	1200
2024-10-01	1204.7	1201.5	1200	1200
2024-09-01	1204.7	1201.5	1200	1200
2024-08-01	1204.7	1201.5	1200	1200
2024-07-01	1204.7	1201.5	1200	1200
2024-06-01	1209.2	1207.3	1200	1200
2024-08-01	1209.2	1207.3	1200	1200
2024-04-01	1209.2	1207.3	1200	1200
2024-03-01	1209.2	1207.3	1200	1200
2024-02-01	1226.8	1228.5	1200	1200
2024-01-01	1247.8	1253.3	1200	1200
2023-12-01	1247.8	1253.3	1200	1200
2023-11-01	1247.8	1253.3	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	Dr Kenneth Kaunda La Hoff PS 2025 (Open)	2025-03-01	2025-03-01	Standard	Dr Kenneth Kaunda (NWP)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Dr Kenneth Kaunda La Hoff PS 2025 (Open)	2025-03-01	2025-03-01	Standard	Dr Kenneth Kaunda (NWP)	5	4	1	Yes	Analysis
2	Gauteng Inter-Region at UJ 2024 (U18 Candidates)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	4	2.5	Yes	Analysis
3	DR KKD Trails 2 2024 (U18)	2024-10-12	2024-10-12	Standard	Dr Kenneth Kaunda (NWP)	5	5	3	Yes	Analysis
4	DR KKD Saamtrek 2024 (U18)	2024-06-08	2024-06-08	Standard	Dr Kenneth Kaunda (NWP)	5	4	1	Yes	Analysis
5	DR KKD Curro Feb 2024 (U18)	2024-02-10	2024-02-10	Standard	Dr Kenneth Kaunda (NWP)	5	4	1.5	Yes	Analysis
6	2024 Gauteng Inter-Region Chess Championship (U18B)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
7	DR KKD Meiringspark 2023 (U18)	2023-08-19	2023-08-19	Standard	Dr Kenneth Kaunda (NWP)	5	5	3	Yes	Analysis
8	DR Kenneth Kaunda Volkies 29 Jul 2023 (B)	2023-07-29	2023-07-29	Standard	Dr Kenneth Kaunda (NWP)	5	0	0	No	Analysis
9	Dr Kenneth Kaunda Volkies 2023 (A+B)	2023-06-10	2023-06-10	Standard	Dr Kenneth Kaunda (NWP)	5	4	0.5	Yes	Analysis
10	Dr KKD Curro 2023 (U18)	2023-05-13	2023-05-13	Standard	Dr Kenneth Kaunda (NWP)	5	5	2	Yes	Analysis
11	DR Kenneth Kaunda Curro 2023 (D)	2023-04-22	2023-04-22	Standard	Dr Kenneth Kaunda (NWP)	5	4	4	Yes	Analysis

#	Games	Start				End
1	5	Tournament DR Kenneth Kaunda Curro 2023				Tournament Dr KKD Curro 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Molefe, HT (His-Eminennce Tshenolo)				Opponent Gaboutloeloe, K (Karabo)
2	2	Tournament Gauteng Inter-Region at UJ 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-12-08	rnd 4	type Standard	result 1	date 2024-12-08	rnd 5	type Standard	result 0.5
		Opponent Mojaki, T (Tshegofatso)				Opponent Stolp, T (Tiaan)
3	2	Tournament DR KKD Trails 2 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-10-12	rnd 5	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Mafu, G (Gontse)				Opponent Tivana, T (Tsako)

#	Games	Start				End
1	5	Tournament DR Kenneth Kaunda Curro 2023				Tournament Dr KKD Curro 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Molefe, HT (His-Eminennce Tshenolo)				Opponent Gaboutloeloe, K (Karabo)
2	2	Tournament Gauteng Inter-Region at UJ 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-12-08	rnd 4	type Standard	result 1	date 2024-12-08	rnd 5	type Standard	result 0.5
		Opponent Mojaki, T (Tshegofatso)				Opponent Stolp, T (Tiaan)
3	2	Tournament DR KKD Trails 2 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-10-12	rnd 5	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Mafu, G (Gontse)				Opponent Tivana, T (Tsako)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament DR Kenneth Kaunda Curro 2023				Tournament Dr KKD Curro 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Molefe, HT (His-Eminennce Tshenolo)				Opponent Gaboutloeloe, K (Karabo)
2	2	Tournament DR KKD Trails 2 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-10-12	rnd 5	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Mafu, G (Gontse)				Opponent Tivana, T (Tsako)
3	2	Tournament DR KKD Meiringspark 2023				Tournament DR KKD Meiringspark 2023
		date 2023-08-19	rnd 1	type Standard	result 1	date 2023-08-19	rnd 2	type Standard	result 1
		Opponent Songo, K (Kago)				Opponent Moahlodi, B (Brandon)

#	Games	Start				End
1	5	Tournament DR Kenneth Kaunda Curro 2023				Tournament Dr KKD Curro 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Molefe, HT (His-Eminennce Tshenolo)				Opponent Gaboutloeloe, K (Karabo)
2	2	Tournament DR KKD Trails 2 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-10-12	rnd 5	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Mafu, G (Gontse)				Opponent Tivana, T (Tsako)
3	2	Tournament DR KKD Meiringspark 2023				Tournament DR KKD Meiringspark 2023
		date 2023-08-19	rnd 1	type Standard	result 1	date 2023-08-19	rnd 2	type Standard	result 1
		Opponent Songo, K (Kago)				Opponent Moahlodi, B (Brandon)

No games found.

#	Games	Start				End

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	Molusi ,K (Katlego)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Molusi ,K (Katlego)	3	1517.8	1092.8	3	1517.6	1092.8	0	0	0	0	0	0
2	Gaboutloeloe ,K (Karabo)	2	1	0	2	1	0	0	0	0	0	0	0
2	Gaboutloeloe ,K (Karabo)	2	1214.1	1214.1	2	1216.8	1214.1	0	0	0	0	0	0
3	Van Meersbergen ,E (Ettienne)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Van Meersbergen ,E (Ettienne)	2	1516	1091	2	1507.4	1091	0	0	0	0	0	0
4	Chakandidano ,N (Nhamo)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Chakandidano ,N (Nhamo)	1	1458.5	1033.5	1	1459.7	1033.5	0	0	0	0	0	0
5	Wilkens ,L (Lene)	1	1	425	1	1	425	0	0	0	0	0	0
5	Wilkens ,L (Lene)	1	1118.3	1543.3	1	1102.8	1543.3	0	0	0	0	0	0
6	Shole ,B (Boitshepo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Shole ,B (Boitshepo)	1	1427.4	1002.4	1	1426.5	1002.4	0	0	0	0	0	0
7	Mavuso ,GT (Godfrey Tshepo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mavuso ,GT (Godfrey Tshepo)	1	1600.2	1175.2	1	1609.8	1175.2	0	0	0	0	0	0
8	Mngomezulu ,M (Mfundo)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mngomezulu ,M (Mfundo)	1	1449.6	1024.6	1	1449.7	1024.6	0	0	0	0	0	0
9	Hanslo ,K (Kevin)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Hanslo ,K (Kevin)	1	1356.6	931.6	1	1336.7	931.6	0	0	0	0	0	0
10	Kamatu ,M (Michelle)	1	1	425	1	1	425	0	0	0	0	0	0
10	Kamatu ,M (Michelle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Pretorius, D (Donovan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms