Chess South Africa Ratings Database

PLAYER PAGE

Personal

Botes, D (Dion)

Chess SA id

181002839

FIDE id

Date of birth

1981-05-06 (Adult)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1257.1	1264.4	1187.9	1300
Raw rating	1257.1	1264.4	1187.9	1300
Weighted rating	1255.5	1264.3	1184.7	1299.6
Weighted performance	779.3	502.1	0	0
Floor	818	781.8	809.6	800
K-factor	36	36	36	36
Min/Max rating change allowed	152.9	151.3	168.7	143.8
Highest rating	1318 2021-05-01	1288.1 2018-03-01	1533.5 2021-04-01	1300 2024-02-01
Highest raw rating	1318 2021-05-01	1281.8 2020-03-01	1309.6 2021-05-01	1300 2024-02-01
Highest weighted rating	1318 2022-11-01	1281.8 2022-02-01	1309.6 2022-02-01	1298.5 2025-08-01
Highest weighted performance	1287.9 2018-03-01	1288.1 2018-03-01	1533.5 2021-04-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1257.1	1264.4	1187.9	1300
Analysis
Rating	1257.1	1264.4	1187.9	1300
Raw rating	1257.1	1264.4	1187.9	1300
Weighted rating	1255.5	1264.3	1184.7
Weighted performance	779.3	502.1	0
K-factor	36	36	36	36
Floor	818	781.8	809.6	800
Max/Min rating change allowed	152.9	151.3	168.7	143.8
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	1257.1	1264.4	1187.9	1300
New weighted rating	1255.6	1264.3	1184.7	1299.9
New weighted performance	778.9	501.6	0	0
Temp new rating	1257.1	1264.4	1187.9	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1257.1	1264.4	1187.9	1300
New K-factor	36	36	36	36
New floor	818	781.8	809.6	800

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	5	0	5
	8	5	3
	5	0	5
	10	0	10
History	163	140	23

Games since
	Main 5	Standard 0		Rapid 5		Blitz 0
Gender	Male
Age group	Adult
Region	Mangaung (FMB)
Province	Free State (FS)
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	161	56	34.78	-129.3	1265.2	1135.8
Standard	138	46	33.33	-141.7	1254.2	1112.5
Rapid	23	10	43.48	-55.4	1331.2	1275.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1257.1	1264.4	1187.9	1300
2025-09-01	1257.1	1264.4	1187.9	1300
2025-08-01	1257.1	1264.4	1187.9	1300
2025-07-01	1257.1	1264.4	1187.9	1300
2025-06-01	1257.1	1264.4	1187.9	1300
2025-05-01	1257.1	1264.4	1187.9	1300
2025-04-01	1257.1	1264.4	1187.9	1300
2025-03-01	1257.1	1264.4	1187.9	1300
2025-02-01	1257.1	1264.4	1187.8	1300
2025-01-01	1250.9	1264.2	1175	1300
2024-12-01	1250.9	1264.2	1175	1300
2024-11-01	1250.9	1264.2	1175	1300
2024-10-01	1250.9	1264.2	1175	1300
2024-09-01	1250.9	1264.2	1175	1300
2024-08-01	1250.9	1264.2	1175	1300
2024-07-01	1250.9	1264.2	1175	1300
2024-06-01	1250.9	1264.2	1175	1300
2024-08-01	1250.9	1264.2	1175	1300
2024-04-01	1250.9	1264.2	1175	1300
2024-03-01	1269.3	1264.2	1215.7	1300
2024-02-01	1269.3	1264.2	1215.7	1300
2024-01-01	1269.3	1264.2	1215.7	1300
2023-12-01	1269.3	1264.2	1215.7	1256
2023-11-01	1269.3	1264.2	1215.7	1256

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	Mangaung Metro Chess 9 March 2024 (A)	2024-03-09	2024-03-09	Rapid	Mangaung (FMB)	5	5	1	Yes	Analysis
2	Morris Club Championship 2023	2023-07-28	2023-07-28	Rapid	Mangaung (FMB)	5	3	1	Yes	Analysis
3	9th Piet van Zyl Chess Festival 2023 (A)	2023-05-26	2023-05-27	Standard	Mangaung (FMB)	5	5	1	Yes	Analysis
4	Morris Club Championship 2022	2022-02-26	2022-02-26	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis
5	Mangaung Metro Chess 28 August 2021 (A)	2021-08-28	2021-08-28	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis
6	Morris Chess Club Challenge 2021	2021-04-10	2021-04-10	Rapid	Mangaung (FMB)	5	5	4	Yes	Analysis
7	Morris Club Tournament 2020	2020-02-15	2020-02-15	Standard	Mangaung (FMB)	5	3	2	Yes	Analysis
8	Mangaung Metro Chess 17-18 January 2020 (A)	2020-01-17	2020-01-18	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
9	Mangaung Metro Chess October 2019 (A)	2019-10-11	2019-10-12	Standard	Mangaung (FMB)	5	0	0	No	Analysis
10	Courteney Page 2019 (A)	2019-09-06	2019-09-07	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
11	2019 Kiri Michalakis (A)	2019-09-24	2019-09-24	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
12	Mangaung Metro Chess 16-17 August 2019 (A+B)	2019-08-16	2019-08-17	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
13	Free State Open Tournament 2019 (A)	2019-08-30	2019-08-31	Standard	Mangaung (FMB)	5	5	1	Yes	Analysis
14	Mangaung Metro July Trials 2019 (Open)	2019-07-19	2019-07-20	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
15	Inter Regional Chess Championship 2019 (Adult)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	4	0	Yes	Analysis
16	Mangaung Metro Chess 12 to 13 April 2019 (A)	2019-04-12	2019-04-13	Standard	Mangaung (FMB)	5	5	1.5	Yes	Analysis
17	Sol Plaatje University Open 2019 (A)	2019-03-01	2019-03-02	Standard	Frances Baard (NCF)	5	4	1	Yes	Analysis
18	Mangaung Metro Chess 15-16 March 2019 (A)	2019-03-15	2019-03-16	Standard	Mangaung (FMB)	5	2	0	Yes	Analysis
19	Morris Club Challenge 2019	2019-02-16	2019-02-16	Standard	Mangaung (FMB)	5	4	2	Yes	Analysis
20	Mangaung Metro Chess 1-2 February 2019 (A)	2019-02-01	2019-02-02	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
21	Kimberley Chess Club Open 2019	2019-01-26	2019-01-26	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
22	Mangaung Metro Chess 18-19 January 2019 (A)	2019-01-18	2019-01-19	Standard	Mangaung (FMB)	5	5	1	Yes	Analysis
23	6th Piet van Zyl Tournament 2018 (A)	2018-11-30	2018-12-01	Standard	Mangaung (FMB)	5	4	0	Yes	Analysis
24	Northern Cape Open 2018 (Prestige)	2018-10-26	2018-10-28	Standard	Frances Baard (NCF)	6	3	1	Yes	Analysis
25	Mangaung Metro Chess12 & 13 October 2018 (A)	2018-10-12	2018-10-13	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis
26	Courteney Page 2018 (U18+Open)	2018-09-07	2018-09-08	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
27	Free State Open 2018 (A)	2018-08-17	2018-08-18	Standard	Mangaung (FMB)	6	6	2	Yes	Analysis
28	South African Open 2018 (B)	2018-07-07	2018-07-14	Standard	Mangaung (FMB)	11	11	3.5	Yes	Analysis
29	Mangaung Metro Chess 27-28 July 2018 (A)	2018-07-27	2018-07-28	Standard	Mangaung (FMB)	5	5	1	Yes	Analysis
30	Hoerskool Drie Riviere Open 2018 (A)	2018-06-09	2018-06-09	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
31	Mangaung Metro Chess 1-2 June 2018 (A)	2018-06-01	2018-06-02	Standard	Mangaung (FMB)	5	5	1	Yes	Analysis
32	Amigo Spur Eligwa Chess Open 2018 (A)	2018-05-19	2018-05-19	Standard	Sedibeng (GSV)	5	5	0	Yes	Analysis
33	Mangaung Metro Chess 20-21 April 2018 (A)	2018-04-20	2018-04-21	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
34	Mangaung Metro Chess 9 - 10 March 2018 (A)	2018-03-09	2018-03-10	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
35	Morris Club Challenge 2018	2018-02-17	2018-02-17	Standard	Mangaung (FMB)	5	3	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Morris Chess Club Challenge 2021				Tournament Morris Chess Club Challenge 2021
		date 2021-04-10	rnd 3	type Rapid	result 1	date 2021-04-10	rnd 5	type Rapid	result 1
		Opponent Ramathe, JM (Johnson)				Opponent Shaba, K (Keneuwe)
2	3	Tournament Mangaung Metro Chess 16-17 August 2019				Tournament Mangaung Metro Chess 16-17 August 2019
		date 2019-08-17	rnd 3	type Standard	result 1	date 2019-08-17	rnd 5	type Standard	result 1
		Opponent Peters, L (Lennox)				Opponent Bosch, A (Altus)
3	3	Tournament Mangaung Metro Chess 1-2 February 2019				Tournament Morris Club Challenge 2019
		date 2019-02-02	rnd 5	type Standard	result 1	date 2019-02-16	rnd 2	type Standard	result 1
		Opponent Peters, L (Lennox)				Opponent Geldenhuys, M (Michael)

#	Games	Start				End
1	3	Tournament Mangaung Metro Chess 16-17 August 2019				Tournament Mangaung Metro Chess 16-17 August 2019
		date 2019-08-17	rnd 3	type Standard	result 1	date 2019-08-17	rnd 5	type Standard	result 1
		Opponent Peters, L (Lennox)				Opponent Bosch, A (Altus)
2	3	Tournament Mangaung Metro Chess 1-2 February 2019				Tournament Morris Club Challenge 2019
		date 2019-02-02	rnd 5	type Standard	result 1	date 2019-02-16	rnd 2	type Standard	result 1
		Opponent Peters, L (Lennox)				Opponent Geldenhuys, M (Michael)
3	2	Tournament Mangaung Metro Chess 17-18 January 2020				Tournament Mangaung Metro Chess 17-18 January 2020
		date 2020-01-17	rnd 2	type Standard	result 1	date 2020-01-18	rnd 3	type Standard	result 1
		Opponent Schutte, JGL (Jannie)				Opponent Landman, J (Johan)

#	Games	Start				End
1	3	Tournament Morris Chess Club Challenge 2021				Tournament Morris Chess Club Challenge 2021
		date 2021-04-10	rnd 3	type Rapid	result 1	date 2021-04-10	rnd 5	type Rapid	result 1
		Opponent Ramathe, JM (Johnson)				Opponent Shaba, K (Keneuwe)
2	2	Tournament Mangaung Metro Chess 28 August 2021				Tournament Morris Club Championship 2022
		date 2021-08-28	rnd 5	type Rapid	result 1	date 2022-02-26	rnd 1	type Rapid	result 1
		Opponent Chen, J (Jimmy)				Opponent Epule, D (Daniel)
3	1	Tournament Mangaung Metro Chess 9 March 2024				Tournament Mangaung Metro Chess 9 March 2024
		date 2024-03-09	rnd 5	type Rapid	result 1	date 2024-03-09	rnd 5	type Rapid	result 1
		Opponent January, O (Oratile)				Opponent January, O (Oratile)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Morris Chess Club Challenge 2021				Tournament Morris Chess Club Challenge 2021
		date 2021-04-10	rnd 3	type Rapid	result 1	date 2021-04-10	rnd 5	type Rapid	result 1
		Opponent Ramathe, JM (Johnson)				Opponent Shaba, K (Keneuwe)
2	3	Tournament Mangaung Metro Chess 16-17 August 2019				Tournament Mangaung Metro Chess 16-17 August 2019
		date 2019-08-17	rnd 3	type Standard	result 1	date 2019-08-17	rnd 5	type Standard	result 1
		Opponent Peters, L (Lennox)				Opponent Bosch, A (Altus)
3	3	Tournament Mangaung Metro Chess 1-2 February 2019				Tournament Morris Club Challenge 2019
		date 2019-02-02	rnd 5	type Standard	result 1	date 2019-02-16	rnd 2	type Standard	result 1
		Opponent Peters, L (Lennox)				Opponent Geldenhuys, M (Michael)

#	Games	Start				End
1	3	Tournament Mangaung Metro Chess 16-17 August 2019				Tournament Mangaung Metro Chess 16-17 August 2019
		date 2019-08-17	rnd 3	type Standard	result 1	date 2019-08-17	rnd 5	type Standard	result 1
		Opponent Peters, L (Lennox)				Opponent Bosch, A (Altus)
2	3	Tournament Mangaung Metro Chess 1-2 February 2019				Tournament Morris Club Challenge 2019
		date 2019-02-02	rnd 5	type Standard	result 1	date 2019-02-16	rnd 2	type Standard	result 1
		Opponent Peters, L (Lennox)				Opponent Geldenhuys, M (Michael)
3	2	Tournament Mangaung Metro Chess 17-18 January 2020				Tournament Mangaung Metro Chess 17-18 January 2020
		date 2020-01-17	rnd 2	type Standard	result 1	date 2020-01-18	rnd 3	type Standard	result 1
		Opponent Schutte, JGL (Jannie)				Opponent Landman, J (Johan)

#	Games	Start				End
1	3	Tournament Morris Chess Club Challenge 2021				Tournament Morris Chess Club Challenge 2021
		date 2021-04-10	rnd 3	type Rapid	result 1	date 2021-04-10	rnd 5	type Rapid	result 1
		Opponent Ramathe, JM (Johnson)				Opponent Shaba, K (Keneuwe)
2	2	Tournament Mangaung Metro Chess 28 August 2021				Tournament Morris Club Championship 2022
		date 2021-08-28	rnd 5	type Rapid	result 1	date 2022-02-26	rnd 1	type Rapid	result 1
		Opponent Chen, J (Jimmy)				Opponent Epule, D (Daniel)
3	1	Tournament Mangaung Metro Chess 9 March 2024				Tournament Mangaung Metro Chess 9 March 2024
		date 2024-03-09	rnd 5	type Rapid	result 1	date 2024-03-09	rnd 5	type Rapid	result 1
		Opponent January, O (Oratile)				Opponent January, O (Oratile)

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	Goosen ,P (Pierre)	8	3	-106.2	8	3	-106.2	0	0	0	0	0	0
1	Goosen ,P (Pierre)	8	1268.5	1162.3	8	1273.2	1162.3	0	0	0	0	0	0
2	Landman ,J (Johan)	5	3	85	5	3	85	0	0	0	0	0	0
2	Landman ,J (Johan)	5	1248.3	1333.3	5	1226.2	1333.3	0	0	0	0	0	0
3	Peters ,L (Lennox)	4	4	425	4	4	425	0	0	0	0	0	0
3	Peters ,L (Lennox)	4	962.4	1387.4	4	934.7	1387.4	0	0	0	0	0	0
4	Kabuya ,D (Didier)	3	0	-425	3	0	-425	0	0	0	0	0	0
4	Kabuya ,D (Didier)	3	1321.4	896.4	3	1334.4	896.4	0	0	0	0	0	0
5	Rahlao ,N (Neo)	3	0	-425	3	0	-425	0	0	0	0	0	0
5	Rahlao ,N (Neo)	3	1320.9	895.9	3	1339.4	895.9	0	0	0	0	0	0
6	Bosch ,A (Altus)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
6	Bosch ,A (Altus)	3	1341.8	1200.1	3	1336.3	1200.1	0	0	0	0	0	0
7	Modirwa ,O (Ofentse)	3	1	-141.7	1	0	-425	2	1	0	0	0	0
7	Modirwa ,O (Ofentse)	3	1571	1429.3	1	1468.7	1146	2	1390.9	1571	0	0	0
8	Ratema ,LK (Lerato)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Ratema ,LK (Lerato)	2	1527.6	1102.6	2	1533.1	1102.6	0	0	0	0	0	0
9	Kotze ,CJ (Christiaan Jacob)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Kotze ,CJ (Christiaan Jacob)	2	1458.3	1033.3	2	1451.6	1033.3	0	0	0	0	0	0
10	Lombard ,HZ (Hermanus Zuidmeer)	2	2	425	2	2	425	0	0	0	0	0	0
10	Lombard ,HZ (Hermanus Zuidmeer)	2	1130.3	1555.3	2	1124.4	1555.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Botes, D (Dion)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms