Chess South Africa Ratings Database

PLAYER PAGE

Personal

Osmers, D (Ditrich)

Chess SA id

103029179

FIDE id

Date of birth

2003-01-23 (Adult)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-12-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1374.6	1360.5	1186.4	1130
Raw rating	1374.6	1360.5	1186.4	1130
Weighted rating	1374.6	1360.5	1186.4	1130
Weighted performance	831.2	782.5	0	0
Floor	874.6	860.5	686.4	675.6
K-factor	36	36	40	40
Min/Max rating change allowed	129.3	131.9	169.1	183.2
Highest rating	1374.6 2024-02-01	1360.5 2024-02-01	1200 2019-12-01	1288 2018-12-01
Highest raw rating	1374.6 2024-02-01	1360.5 2024-02-01	1186.4 2024-02-01	1175.6 2019-12-01
Highest weighted rating	1374.6 2025-02-01	1360.5 2025-02-01	1186.4 2024-11-01	1175.6 2024-11-01
Highest weighted performance	1324.7 2022-07-01	1292.9 2022-06-01	1200 2019-12-01	1288 2018-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1374.6	1360.5	1186.4	1130
Analysis
Rating	1374.6	1360.5	1186.4	1130
Raw rating	1374.6	1360.5	1186.4	1130
Weighted rating	1374.6	1360.5	1186.4
Weighted performance	831.2	782.5	0
K-factor	36	36	40	40
Floor	874.6	860.5	686.4	675.6
Max/Min rating change allowed	129.3	131.9	169.1	183.2
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	1374.6	1360.5	1186.4	1130
New weighted rating	1374.6	1360.5	1186.4	1130
New weighted performance	829.9	781.1	0	0
Temp new rating	1374.6	1360.5	1186.4	1130
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1374.6	1360.5	1186.4	1130
New K-factor	36	36	40	40
New floor	874.6	860.5	686.4	675.6

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	39	10	11	18
	10	10	0	0
History	286	242	20	24

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Eden (WEG)
Province	Western Cape (WC)
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	89	52.5	58.99	76.4	1275.3	1351.7
Standard	54	33	61.11	94.4	1217.1	1311.6
Rapid	11	6	54.55	38.6	1399.9	1438.6
Blitz	24	13.5	56.25	53.1	1349.3	1402.4

Date	Main	Standard	Rapid	Blitz
2025-09-30	1374.6	1360.5	1186.4	1130
2025-09-01	1374.6	1360.5	1186.4	1130
2025-08-01	1374.6	1360.5	1186.4	1130
2025-07-01	1374.6	1360.5	1186.4	1130
2025-06-01	1374.6	1360.5	1186.4	1130
2025-05-01	1374.6	1360.5	1186.4	1130
2025-04-01	1374.6	1360.5	1186.4	1130
2025-03-01	1374.6	1360.5	1186.4	1130
2025-02-01	1374.6	1360.5	1186.4	1130
2025-01-01	1374.6	1360.5	1186.4	1130
2024-12-01	1374.6	1360.5	1186.4	1130
2024-11-01	1374.6	1360.5	1186.4	1130
2024-10-01	1374.6	1360.5	1186.4	1130
2024-09-01	1374.6	1360.5	1186.4	1130
2024-08-01	1374.6	1360.5	1186.4	1130
2024-07-01	1374.6	1360.5	1186.4	1130
2024-06-01	1374.6	1360.5	1186.4	1130
2024-08-01	1374.6	1360.5	1186.4	1130
2024-04-01	1374.6	1360.5	1186.4	1130
2024-03-01	1374.6	1360.5	1186.4	1130
2024-02-01	1374.6	1360.5	1186.4	1130
2024-01-01	1374.6	1360.5	1186.4	1130
2023-12-01	1374.6	1360.5	1186.4	1130
2023-11-01	1374.6	1360.5	1186.4	1130

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	George Open 2022 (B)	2022-12-03	2022-12-03	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
2	Pacaltsdorp Chess Club 2022 (A)	2022-08-27	2022-08-27	Rapid	Eden (WEG)	6	6	3.5	Yes	Analysis
3	Pacaltsdorp Chess Club 2022 (B)	2022-08-27	2022-08-27	Rapid	Eden (WEG)	6	0	0	No	Analysis
4	Pacaltsdorp Chess Club 2022 (Blitz)	2022-08-26	2022-08-26	Blitz	Eden (WEG)	6	6	3	Yes	Analysis
5	Interclub Blitz Evening 2022	2022-08-11	2022-08-11	Blitz	Eden (WEG)	6	6	3	Yes	Analysis
6	Knysna Oyster Festival Rapid Chess 2022 (A)	2022-07-02	2022-07-02	Rapid	Eden (WEG)	5	5	2.5	Yes	Analysis
7	Interclub Blitz Evening 2022	2022-06-08	2022-06-08	Blitz	Eden (WEG)	6	6	4	Yes	Analysis
8	George Open 2022 (B)	2022-06-11	2022-06-11	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
9	LCP Qualifying October 2021 (U20)	2021-10-23	2021-10-23	Standard	Capricorn (LCP)	6	5	2.5	Yes	Analysis
10	LCP Qualifying May 2021 (O20)	2021-05-22	2021-05-22	Standard	Capricorn (LCP)	5	5	4.5	Yes	Analysis
11	LCP Qualying March 2020 (U20)	2020-03-07	2020-03-07	Standard	Capricorn (LCP)	5	5	3	Yes	Analysis
12	LCP Qualifying February 2020 (O20)	2020-02-08	2020-02-08	Standard	Capricorn (LCP)	5	5	3.5	Yes	Analysis
13	South African Junior Blitz 2018 (U16)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	6	3.5	Yes	Analysis
14	South African Junior Team Championships 2018 (U16A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	2	Yes	Analysis
15	Capricorn Qualifying 18 Augustus 2018 (U16)	2018-08-25	2018-08-25	Standard	Capricorn (LCP)	5	5	3	Yes	Analysis
16	Capricorn Qualifying 12 Mei 2018 (U16)	2018-05-12	2018-05-12	Standard	Capricorn (LCP)	5	5	3	Yes	Analysis
17	South African Junior Team Championships 2017 (U16C)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2017				Tournament Capricorn Qualifying 12 Mei 2018
		date 2018-01-04	rnd 1	type Standard	result 0.5	date 2018-05-12	rnd 2	type Standard	result 1
		Opponent Swanepoel, WD (Werner)				Opponent De Villiers, S (Simone)
2	7	Tournament LCP Qualying March 2020				Tournament LCP Qualifying October 2021
		date 2020-03-07	rnd 5	type Standard	result 1	date 2021-10-23	rnd 1	type Standard	result 1
		Opponent Truter, D (Damian)				Opponent Mogasha, R (Reinhard)
3	6	Tournament Capricorn Qualifying 12 Mei 2018				Tournament Capricorn Qualifying 18 Augustus 2018
		date 2018-05-12	rnd 4	type Standard	result 0.5	date 2018-08-25	rnd 4	type Standard	result 1
		Opponent Monyebodi, P (Promise)				Opponent De Villiers, S (Simone)

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2017				Tournament Capricorn Qualifying 12 Mei 2018
		date 2018-01-04	rnd 1	type Standard	result 0.5	date 2018-05-12	rnd 2	type Standard	result 1
		Opponent Swanepoel, WD (Werner)				Opponent De Villiers, S (Simone)
2	7	Tournament LCP Qualying March 2020				Tournament LCP Qualifying October 2021
		date 2020-03-07	rnd 5	type Standard	result 1	date 2021-10-23	rnd 1	type Standard	result 1
		Opponent Truter, D (Damian)				Opponent Mogasha, R (Reinhard)
3	6	Tournament George Open 2022				Tournament George Open 2022
		date 2022-06-11	rnd 4	type Standard	result 1	date 2022-12-03	rnd 4	type Standard	result 1
		Opponent Le Kay, Y (Yshah)				Opponent Ziegers, Z (Zaskia)

#	Games	Start				End
1	3	Tournament Knysna Oyster Festival Rapid Chess 2022				Tournament Pacaltsdorp Chess Club 2022
		date 2022-07-02	rnd 5	type Rapid	result 1	date 2022-08-27	rnd 2	type Rapid	result 0.5
		Opponent April, K (Kyle)				Opponent Heynse, C (Christiano)
2	2	Tournament Knysna Oyster Festival Rapid Chess 2022				Tournament Knysna Oyster Festival Rapid Chess 2022
		date 2022-07-02	rnd 1	type Rapid	result 0.5	date 2022-07-02	rnd 2	type Rapid	result 1
		Opponent Adams, L (Leonard)				Opponent Fourie, C (Carlo)
3	1	Tournament Pacaltsdorp Chess Club 2022				Tournament Pacaltsdorp Chess Club 2022
		date 2022-08-27	rnd 6	type Rapid	result 1	date 2022-08-27	rnd 6	type Rapid	result 1
		Opponent Daniels, J (Jerome)				Opponent Daniels, J (Jerome)

#	Games	Start				End
1	3	Tournament Interclub Blitz Evening 2022				Tournament Interclub Blitz Evening 2022
		date 2022-06-08	rnd 1	type Blitz	result 1	date 2022-06-08	rnd 3	type Blitz	result 0.5
		Opponent Miggels, A (Alaric)				Opponent Kiewiet, M (Marvin)
2	2	Tournament Interclub Blitz Evening 2022				Tournament Pacaltsdorp Chess Club 2022
		date 2022-08-11	rnd 6	type Blitz	result 1	date 2022-08-26	rnd 1	type Blitz	result 1
		Opponent Petersen, S (Shenwin)				Opponent Jaars, T (Thomas)
3	2	Tournament Interclub Blitz Evening 2022				Tournament Interclub Blitz Evening 2022
		date 2022-06-08	rnd 5	type Blitz	result 1	date 2022-06-08	rnd 6	type Blitz	result 1
		Opponent Potts, M (Markwin)				Opponent Potts, M (Markwin)

#	Games	Start				End
1	5	Tournament LCP Qualying March 2020				Tournament LCP Qualifying May 2021
		date 2020-03-07	rnd 5	type Standard	result 1	date 2021-05-22	rnd 4	type Standard	result 1
		Opponent Truter, D (Damian)				Opponent Mankga, T (Thabang)
2	3	Tournament LCP Qualifying February 2020				Tournament LCP Qualying March 2020
		date 2020-02-08	rnd 5	type Standard	result 1	date 2020-03-07	rnd 2	type Standard	result 1
		Opponent Kgatla, B (Bokang)				Opponent Seroka, L (Lebogang)
3	2	Tournament George Open 2022				Tournament George Open 2022
		date 2022-12-03	rnd 3	type Standard	result 1	date 2022-12-03	rnd 4	type Standard	result 1
		Opponent Pietersen, E (Enzalin)				Opponent Ziegers, Z (Zaskia)

#	Games	Start				End
1	5	Tournament LCP Qualying March 2020				Tournament LCP Qualifying May 2021
		date 2020-03-07	rnd 5	type Standard	result 1	date 2021-05-22	rnd 4	type Standard	result 1
		Opponent Truter, D (Damian)				Opponent Mankga, T (Thabang)
2	3	Tournament George Open 2022				Tournament George Open 2022
		date 2022-06-11	rnd 4	type Standard	result 1	date 2022-12-03	rnd 1	type Standard	result 1
		Opponent Le Kay, Y (Yshah)				Opponent Harker, C (Cassidy)
3	3	Tournament LCP Qualifying February 2020				Tournament LCP Qualying March 2020
		date 2020-02-08	rnd 5	type Standard	result 1	date 2020-03-07	rnd 2	type Standard	result 1
		Opponent Kgatla, B (Bokang)				Opponent Seroka, L (Lebogang)

#	Games	Start				End
1	2	Tournament Knysna Oyster Festival Rapid Chess 2022				Tournament Pacaltsdorp Chess Club 2022
		date 2022-07-02	rnd 5	type Rapid	result 1	date 2022-08-27	rnd 1	type Rapid	result 1
		Opponent April, K (Kyle)				Opponent Swart, S (Sune)
2	1	Tournament Pacaltsdorp Chess Club 2022				Tournament Pacaltsdorp Chess Club 2022
		date 2022-08-27	rnd 6	type Rapid	result 1	date 2022-08-27	rnd 6	type Rapid	result 1
		Opponent Daniels, J (Jerome)				Opponent Daniels, J (Jerome)
3	1	Tournament Pacaltsdorp Chess Club 2022				Tournament Pacaltsdorp Chess Club 2022
		date 2022-08-27	rnd 4	type Rapid	result 1	date 2022-08-27	rnd 4	type Rapid	result 1
		Opponent Luiters, PJ (Pieter)				Opponent Luiters, PJ (Pieter)

#	Games	Start				End
1	2	Tournament Interclub Blitz Evening 2022				Tournament Pacaltsdorp Chess Club 2022
		date 2022-08-11	rnd 6	type Blitz	result 1	date 2022-08-26	rnd 1	type Blitz	result 1
		Opponent Petersen, S (Shenwin)				Opponent Jaars, T (Thomas)
2	2	Tournament Interclub Blitz Evening 2022				Tournament Interclub Blitz Evening 2022
		date 2022-06-08	rnd 5	type Blitz	result 1	date 2022-06-08	rnd 6	type Blitz	result 1
		Opponent Potts, M (Markwin)				Opponent Potts, M (Markwin)
3	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 5	type Blitz	result 1	date 2018-12-19	rnd 6	type Blitz	result 1
		Opponent Nolan, RR (Ricco)				Opponent Booi, N (Nande)

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	Monyebodi ,P (Promise)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
1	Monyebodi ,P (Promise)	3	1258.9	975.6	3	1259.8	975.6	0	0	0	0	0	0
2	Daniels ,J (Jerome)	3	2	141.7	0	0	0	1	1	425	2	1	0
2	Daniels ,J (Jerome)	3	1405.2	1546.9	0	0	0	1	1050	1830.2	2	1151.7	1405.2
3	Potts ,M (Markwin)	3	3	425	0	0	0	0	0	0	3	3	425
3	Potts ,M (Markwin)	3	1142.4	1567.4	0	0	0	0	0	0	3	1055.2	1567.4
4	Thabang ,M (Mankga)	2	1	0	2	1	0	0	0	0	0	0	0
4	Thabang ,M (Mankga)	2	1504.3	1504.3	2	1499.1	1504.3	0	0	0	0	0	0
5	Seroka ,L (Lebogang)	2	2	425	2	2	425	0	0	0	0	0	0
5	Seroka ,L (Lebogang)	2	1316.8	1741.8	2	1320.8	1741.8	0	0	0	0	0	0
6	Molele ,M (Moloko)	2	2	425	2	2	425	0	0	0	0	0	0
6	Molele ,M (Moloko)	2	902.8	1327.8	2	901.5	1327.8	0	0	0	0	0	0
7	De Villiers ,S (Simone)	2	2	425	2	2	425	0	0	0	0	0	0
7	De Villiers ,S (Simone)	2	963.7	1388.7	2	976.8	1388.7	0	0	0	0	0	0
8	Blaauw ,L (Lucin)	2	0	-425	1	0	-425	1	0	-425	0	0	0
8	Blaauw ,L (Lucin)	2	1366.8	941.8	1	1331.1	941.8	1	1123.6	941.8	0	0	0
9	Luiters ,PJ (Pieter Jacobus)	2	2	425	0	0	0	1	1	425	1	1	425
9	Luiters ,PJ (Pieter Jacobus)	2	1192.8	1617.8	0	0	0	1	1200	1617.8	1	1093.6	1617.8
10	Kruger ,S (Sachin)	2	0	-425	0	0	0	1	0	-425	1	0	-425
10	Kruger ,S (Sachin)	2	1513.2	1088.2	0	0	0	1	1180	1088.2	1	1250.9	1088.2

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Osmers, D (Ditrich)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms