Chess South Africa Ratings Database

PLAYER PAGE

Personal

Khondowe, D (Davidson)

Chess SA id

170015448

FIDE id

Date of birth

1970-10-05 (Adult)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1607.8	1654.4	1568.1	1717
Raw rating	1607.8	1654.3	1568.1	1717
Weighted rating	1607	1654.4	1564.7	1716.8
Weighted performance	1263.4	999.5	0	0
Floor	1203	1204.2	1195	1217
K-factor	28	28	28	28
Min/Max rating change allowed	92.7	86.8	98.2	79.4
Highest rating	1783 2018-02-01	1779.6 2018-02-01	1695 2018-07-01	1717 2024-02-01
Highest raw rating	1703 2018-03-01	1704.2 2019-12-01	1695 2018-01-01	1717 2024-02-01
Highest weighted rating	1703 2018-12-01	1704.2 2020-01-01	1695 2018-07-01	1716.3 2025-08-01
Highest weighted performance	1783 2018-02-01	1779.6 2018-02-01	1407.6 2018-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1607.8	1654.4	1568.1	1717
Analysis
Rating	1607.8	1654.4	1568.1	1717
Raw rating	1607.8	1654.3	1568.1	1717
Weighted rating	1607	1654.4	1564.7
Weighted performance	1263.4	999.5	0
K-factor	28	28	28	28
Floor	1203	1204.2	1195	1217
Max/Min rating change allowed	92.7	86.8	98.2	79.4
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	1607.8	1654.3	1568.1	1717
New weighted rating	1607.1	1654.4	1565	1716.9
New weighted performance	1262.9	999	0	0
Temp new rating	1607.8	1654.4	1568.1	1717
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1607.8	1654.4	1568.1	1717
New K-factor	28	28	28	28
New floor	1203	1204.2	1195	1217

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	9	9	0	0
	0	0	0	0
	11	0	11	0
	7	0	7	0
	0	0	0	0
History	453	367	79	7

Games since
	Main 20	Standard 9		Rapid 11		Blitz 0
Gender	Male
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
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	9	6	66.67	141.7	1380.1	1521.8
Standard	9	6	66.67	141.7	1380.1	1521.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	45	29.5	65.56	132.2	1364.5	1496.8
Standard	22	13	59.09	77.3	1460.1	1537.3
Rapid	23	16.5	71.74	184.8	1273.2	1458
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1607.8	1654.3	1568.1	1717
2025-09-01	1607.8	1654.3	1568.1	1717
2025-08-01	1607.8	1654.3	1568.1	1717
2025-07-01	1607.8	1654.2	1568.1	1717
2025-06-01	1607.8	1654.2	1568.1	1717
2025-05-01	1607.8	1654	1568.1	1717
2025-04-01	1607.8	1653.1	1568.1	1717
2025-03-01	1607.2	1652	1568.1	1717
2025-02-01	1608.8	1655.1	1568.1	1717
2025-01-01	1605.7	1655.1	1559.5	1717
2024-12-01	1605.7	1655.1	1559.5	1717
2024-11-01	1605.7	1655.1	1559.5	1717
2024-10-01	1605.7	1655.1	1559.5	1717
2024-09-01	1605.7	1655.1	1559.5	1717
2024-08-01	1605.7	1655.1	1559.5	1717
2024-07-01	1605.7	1655.1	1559.5	1717
2024-06-01	1605.7	1655.1	1559.5	1717
2024-08-01	1605.7	1655.1	1559.5	1717
2024-04-01	1605.7	1655.1	1559.5	1717
2024-03-01	1605.7	1655.1	1559.5	1717
2024-02-01	1605.7	1655.1	1559.5	1717
2024-01-01	1605.7	1655.1	1559.5	1717
2023-12-01	1605.7	1649.4	1548.8	1695
2023-11-01	1623.9	1649.4	1606.8	1695

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 Trial 4 2025 (A)	2025-09-21	2025-09-21	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
2	Ekurhuleni Trial 2 2025 (A)	2025-06-21	2025-06-21	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
3	Chess Power House March Open 2025 (B)	2025-03-22	2025-03-22	Standard	Johannesburg Metro (GJM)	5	4	3	Yes	Analysis
4	CPH Primrose Open 2025 (B)	2025-02-08	2025-02-08	Standard	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 Trial 4 2025 (A)	2025-09-21	2025-09-21	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
2	Ekurhuleni Trial 2 2025 (A)	2025-06-21	2025-06-21	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
3	Chess Power House March Open 2025 (B)	2025-03-22	2025-03-22	Standard	Johannesburg Metro (GJM)	5	4	3	Yes	Analysis
4	CPH Primrose Open 2025 (B)	2025-02-08	2025-02-08	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
5	Chess Power House Festive Rapid 2023 (B)	2023-12-15	2023-12-15	Rapid	Johannesburg Metro (GJM)	6	6	3.5	Yes	Analysis
6	Lenasia Chess Academy Tournament - Rapid Rated 2023	2023-10-08	2023-10-08	Rapid	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
7	Thabazimbi Open Chess Championship 2022 (B)	2022-04-23	2022-04-23	Rapid	Waterberg (LWM)	7	7	5	Yes	Analysis
8	Khutsong Chess Club 2020 (Open)	2020-03-07	2020-03-07	Standard	West Rand (GWR)	5	4	1	Yes	Analysis
9	Springs Chess Club Open 2020 (B)	2020-01-25	2020-01-25	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
10	10th JGZF Open Team Event 2018	2018-12-20	2018-12-20	Rapid	iLembe (KIK)	5	5	4	Yes	Analysis
11	2018 Mandela 67 Open (A)	2018-07-21	2018-07-22	Standard	Ethekwini (KED)	6	0	0	No	Analysis
12	JCC Wits 2018 (A)	2018-02-25	2018-02-25	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament Chess Power House Festive Rapid 2023				Tournament CPH Primrose Open 2025
		date 2023-12-15	rnd 5	type Rapid	result 0.5	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Lebelo, T (Tekologo)				Opponent Del Grosso, G (Gianluca Gabriele)
2	5	Tournament JCC Wits 2018				Tournament 10th JGZF Open Team Event 2018
		date 2018-02-25	rnd 5	type Standard	result 1	date 2018-12-20	rnd 4	type Rapid	result 1
		Opponent Kgosimotswedi, AM (Aaron)				Opponent Masinga, A (Ayanda)
3	4	Tournament Lenasia Chess Academy Tournament - Rapid Rated 2023				Tournament Chess Power House Festive Rapid 2023
		date 2023-10-08	rnd 4	type Rapid	result 1	date 2023-12-15	rnd 2	type Rapid	result 1
		Opponent Hussain, W (Waseem)				Opponent Ledwaba, A (Amogelang)

#	Games	Start				End
1	5	Tournament JCC Wits 2018				Tournament Springs Chess Club Open 2020
		date 2018-02-25	rnd 5	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Kgosimotswedi, AM (Aaron)				Opponent Mncube, N (Ntokozo)
2	3	Tournament Chess Power House March Open 2025				Tournament Chess Power House March Open 2025
		date 2025-03-22	rnd 2	type Standard	result 1	date 2025-03-22	rnd 4	type Standard	result 1
		Opponent Erasmus, M (Max)				Opponent Whittaker, G (Gregory)
3	3	Tournament CPH Primrose Open 2025				Tournament CPH Primrose Open 2025
		date 2025-02-08	rnd 1	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Ndlanzi, I (Isaac)				Opponent Del Grosso, G (Gianluca Gabriele)

#	Games	Start				End
1	4	Tournament Lenasia Chess Academy Tournament - Rapid Rated 2023				Tournament Chess Power House Festive Rapid 2023
		date 2023-10-08	rnd 4	type Rapid	result 1	date 2023-12-15	rnd 2	type Rapid	result 1
		Opponent Hussain, W (Waseem)				Opponent Ledwaba, A (Amogelang)
2	4	Tournament Thabazimbi Open Chess Championship 2022				Tournament Thabazimbi Open Chess Championship 2022
		date 2022-04-23	rnd 2	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Mhepo, J (Justin)				Opponent Shongoane, J (Jan)
3	4	Tournament 10th JGZF Open Team Event 2018				Tournament 10th JGZF Open Team Event 2018
		date 2018-12-20	rnd 1	type Rapid	result 1	date 2018-12-20	rnd 4	type Rapid	result 1
		Opponent Xulu, F (Fanele)				Opponent Masinga, A (Ayanda)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament JCC Wits 2018				Tournament 10th JGZF Open Team Event 2018
		date 2018-02-25	rnd 5	type Standard	result 1	date 2018-12-20	rnd 4	type Rapid	result 1
		Opponent Kgosimotswedi, AM (Aaron)				Opponent Masinga, A (Ayanda)
2	4	Tournament Chess Power House Festive Rapid 2023				Tournament CPH Primrose Open 2025
		date 2023-12-15	rnd 6	type Rapid	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Hansrajh, J (Jitrakorn)				Opponent Del Grosso, G (Gianluca Gabriele)
3	4	Tournament Lenasia Chess Academy Tournament - Rapid Rated 2023				Tournament Chess Power House Festive Rapid 2023
		date 2023-10-08	rnd 4	type Rapid	result 1	date 2023-12-15	rnd 2	type Rapid	result 1
		Opponent Hussain, W (Waseem)				Opponent Ledwaba, A (Amogelang)

#	Games	Start				End
1	5	Tournament JCC Wits 2018				Tournament Springs Chess Club Open 2020
		date 2018-02-25	rnd 5	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Kgosimotswedi, AM (Aaron)				Opponent Mncube, N (Ntokozo)
2	3	Tournament Chess Power House March Open 2025				Tournament Chess Power House March Open 2025
		date 2025-03-22	rnd 2	type Standard	result 1	date 2025-03-22	rnd 4	type Standard	result 1
		Opponent Erasmus, M (Max)				Opponent Whittaker, G (Gregory)
3	3	Tournament CPH Primrose Open 2025				Tournament CPH Primrose Open 2025
		date 2025-02-08	rnd 1	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Ndlanzi, I (Isaac)				Opponent Del Grosso, G (Gianluca Gabriele)

#	Games	Start				End
1	4	Tournament Lenasia Chess Academy Tournament - Rapid Rated 2023				Tournament Chess Power House Festive Rapid 2023
		date 2023-10-08	rnd 4	type Rapid	result 1	date 2023-12-15	rnd 2	type Rapid	result 1
		Opponent Hussain, W (Waseem)				Opponent Ledwaba, A (Amogelang)
2	4	Tournament Thabazimbi Open Chess Championship 2022				Tournament Thabazimbi Open Chess Championship 2022
		date 2022-04-23	rnd 2	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Mhepo, J (Justin)				Opponent Shongoane, J (Jan)
3	4	Tournament 10th JGZF Open Team Event 2018				Tournament 10th JGZF Open Team Event 2018
		date 2018-12-20	rnd 1	type Rapid	result 1	date 2018-12-20	rnd 4	type Rapid	result 1
		Opponent Xulu, F (Fanele)				Opponent Masinga, A (Ayanda)

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	Whittaker ,G (Gregory)	2	2	425	2	2	425	0	0	0	0	0	0
1	Whittaker ,G (Gregory)	2	1373.1	1798.1	2	1369.4	1798.1	0	0	0	0	0	0
2	Mlambo ,I (Ishmael)	2	0	-425	0	0	0	2	0	-425	0	0	0
2	Mlambo ,I (Ishmael)	2	1559.7	1134.7	0	0	0	2	1304.6	1134.7	0	0	0
3	Van Antwerpen ,K (Keenan)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Van Antwerpen ,K (Keenan)	1	1459.2	1034.2	1	1458	1034.2	0	0	0	0	0	0
4	Ncube ,MJ (Manelisi Junior)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Ncube ,MJ (Manelisi Junior)	1	838.5	413.5	1	896	413.5	0	0	0	0	0	0
5	Cannon ,K (Kaylyn Sidney)	1	1	425	1	1	425	0	0	0	0	0	0
5	Cannon ,K (Kaylyn Sidney)	1	1153.4	1578.4	1	1130.7	1578.4	0	0	0	0	0	0
6	Erasmus ,M (Max)	1	1	425	1	1	425	0	0	0	0	0	0
6	Erasmus ,M (Max)	1	1380.1	1805.1	1	1371.1	1805.1	0	0	0	0	0	0
7	Modi ,Y (Yashil)	1	1	425	1	1	425	0	0	0	0	0	0
7	Modi ,Y (Yashil)	1	1796.7	2221.7	1	1794.9	2221.7	0	0	0	0	0	0
8	Mthembu ,L (Lebogang)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mthembu ,L (Lebogang)	1	1392.4	1817.4	1	1394.5	1817.4	0	0	0	0	0	0
9	Kgosimotswedi ,AM (Aaron Masisi)	1	1	425	1	1	425	0	0	0	0	0	0
9	Kgosimotswedi ,AM (Aaron Masisi)	1	1352.5	1777.5	1	1340.7	1777.5	0	0	0	0	0	0
10	Hausberger ,J (Justin)	1	1	425	1	1	425	0	0	0	0	0	0
10	Hausberger ,J (Justin)	1	1410.9	1835.9	1	1398.3	1835.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Khondowe, D (Davidson)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms