Chess South Africa Ratings Database

PLAYER PAGE

Personal

Rothman, W (Waldo)

Chess SA id

1110145790

FIDE id

Date of birth

2011-06-08 (U16)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1164.9	1157.6	1200	1200
Raw rating	1141.5	1129.9	1200	1200
Weighted rating	1164.9	1157.6	1200	1200
Weighted performance	939.3	937.9	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	180.2	183.2	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-2	-2.4	0	0
New rating	1162.8	1155.2	1200	1200
Analysis
Rating	1164.9	1157.6	1200	1200
Raw rating	1141.5	1129.9	1200	1200
Weighted rating	1164.9	1157.6	1200
Weighted performance	939.3	937.9	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	180.2	183.2	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	1141.5	1129.9	1200	1200
New weighted rating	1162.8	1155.2	1200	1200
New weighted performance	938.9	937.5	0	0
Temp new rating	1162.8	1155.2	1200	1200
Temp new rating +/-	-2	-2.4	0	0
Final new rating +/-	-2	-2.4	0	0
New rating	1162.8	1155.2	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	2	2
	4	4
	15	15
	20	20
	0	0
History	71	71

Games since
	Main 6	Standard 6		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	2	0	0	-425	1200	775
Standard	2	0	0	-425	1200	775
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	71	29.5	41.55	-71.8	1214.9	1143
Standard	71	29.5	41.55	-71.8	1214.9	1143
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1141.5	1129.9	1200	1200
2025-09-01	1141.5	1129.9	1200	1200
2025-08-01	1169.2	1162.8	1200	1200
2025-07-01	1169.2	1162.8	1200	1200
2025-06-01	1169.2	1162.8	1200	1200
2025-05-01	1169.2	1162.8	1200	1200
2025-04-01	1169.2	1162.8	1200	1200
2025-03-01	1169.2	1162.8	1200	1200
2025-02-01	1169.2	1162.8	1200	1200
2025-01-01	1168.5	1162.8	1200	1200
2024-12-01	1168.5	1162.8	1200	1200
2024-11-01	1168.5	1162.8	1200	1200
2024-10-01	1169.5	1162.8	1200	1200
2024-09-01	1169.5	1162.8	1200	1200
2024-08-01	1169.5	1162.8	1200	1200
2024-07-01	1169.5	1162.8	1200	1200
2024-06-01	1169.5	1162.8	1200	1200
2024-08-01	1169.5	1162.8	1200	1200
2024-04-01	1169.5	1162.8	1200	1200
2024-03-01	1169.5	1162.8	1200	1200
2024-02-01	1169.5	1162.8	1200	1200
2024-01-01	1169.5	1162.8	1200	1200
2023-12-01	1169.5	1162.8	1200	1200
2023-11-01	1169.5	1162.8	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	D5 Teams 2025 (U15 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	3	2	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	D5 Teams 2025 (U15 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	3	2	0	Yes	Analysis
2	Gauteng Top Schools 2024 (U13 Open)	2024-10-04	2024-10-04	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
3	2024 Gauteng Inter-Region Chess Championship (U14B)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	0	0	No	Analysis
4	2023 Gauteng Top Schools (U13 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
5	Ekurhuleni Chess Trial 3 2023 (U14)	2023-06-17	2023-06-17	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
6	Ekurhuleni Trials 2 2023 (U14)	2023-04-22	2023-04-22	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
7	2022 South African Junior Team Chess Championships (U12 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	6	2	Yes	Analysis
8	Ekurhuleni Chess Springs Club Open 2022 (E)	2022-09-03	2022-09-03	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
9	2022 Gauteng Schools Team Championships (U11 Open)	2022-08-27	2022-08-27	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
10	Ekurhuleni Trials 2 2022 (U12)	2022-05-28	2022-05-28	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
11	Alberton Chess Club Open 2020 (E)	2020-02-22	2020-02-22	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
12	Springs Chess Club Open 2020 (D)	2020-01-25	2020-01-25	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
13	2019 Wild Card Chess Championship (U10 Open)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	6	0	Yes	Analysis
14	2019 Boksburg Chess Club Round Robin (O)	2019-09-28	2019-09-28	Standard	Ekurhuleni (GE)	5	4	3.5	Yes	Analysis
15	Springs Open 2019 (D)	2019-08-31	2019-08-31	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
16	Boksburg Chess Club Open 2019 (D)	2019-07-13	2019-07-13	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	7	Tournament Springs Open 2019				Tournament 2019 Boksburg Chess Club Round Robin
		date 2019-08-31	rnd 3	type Standard	result 1	date 2019-09-28	rnd 5	type Standard	result 1
		Opponent Mafane, B (Bontle)				Opponent De Lange, C (Cheleike)
2	4	Tournament Ekurhuleni Trials 2 2023				Tournament Ekurhuleni Chess Trial 3 2023
		date 2023-04-22	rnd 4	type Standard	result 1	date 2023-06-17	rnd 2	type Standard	result 1
		Opponent Zitha, O (Owethu)				Opponent Marais, J (Janike)
3	4	Tournament Alberton Chess Club Open 2020				Tournament Ekurhuleni Trials 2 2022
		date 2020-02-22	rnd 3	type Standard	result 1	date 2022-05-28	rnd 1	type Standard	result 1
		Opponent Hawkins, N (Nicci-Leigh)				Opponent Nasha, W (Wendy)

#	Games	Start				End
1	7	Tournament Springs Open 2019				Tournament 2019 Boksburg Chess Club Round Robin
		date 2019-08-31	rnd 3	type Standard	result 1	date 2019-09-28	rnd 5	type Standard	result 1
		Opponent Mafane, B (Bontle)				Opponent De Lange, C (Cheleike)
2	4	Tournament Ekurhuleni Trials 2 2023				Tournament Ekurhuleni Chess Trial 3 2023
		date 2023-04-22	rnd 4	type Standard	result 1	date 2023-06-17	rnd 2	type Standard	result 1
		Opponent Zitha, O (Owethu)				Opponent Marais, J (Janike)
3	4	Tournament Alberton Chess Club Open 2020				Tournament Ekurhuleni Trials 2 2022
		date 2020-02-22	rnd 3	type Standard	result 1	date 2022-05-28	rnd 1	type Standard	result 1
		Opponent Hawkins, N (Nicci-Leigh)				Opponent Nasha, W (Wendy)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Ekurhuleni Chess Springs Club Open 2022				Tournament Ekurhuleni Chess Springs Club Open 2022
		date 2022-09-03	rnd 3	type Standard	result 1	date 2022-09-03	rnd 5	type Standard	result 1
		Opponent Barnard, R (Ruan)				Opponent Van Der Merwe, A (Adele)
2	2	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 2	type Standard	result 1	date 2023-08-18	rnd 3	type Standard	result 1
		Opponent Mthembu, A (Abahle)				Opponent Goosen, L (Lucuis)
3	2	Tournament Ekurhuleni Chess Trial 3 2023				Tournament Ekurhuleni Chess Trial 3 2023
		date 2023-06-17	rnd 1	type Standard	result 1	date 2023-06-17	rnd 2	type Standard	result 1
		Opponent Kheswa, MZ (Manqoba)				Opponent Marais, J (Janike)

#	Games	Start				End
1	3	Tournament Ekurhuleni Chess Springs Club Open 2022				Tournament Ekurhuleni Chess Springs Club Open 2022
		date 2022-09-03	rnd 3	type Standard	result 1	date 2022-09-03	rnd 5	type Standard	result 1
		Opponent Barnard, R (Ruan)				Opponent Van Der Merwe, A (Adele)
2	2	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 2	type Standard	result 1	date 2023-08-18	rnd 3	type Standard	result 1
		Opponent Mthembu, A (Abahle)				Opponent Goosen, L (Lucuis)
3	2	Tournament Ekurhuleni Chess Trial 3 2023				Tournament Ekurhuleni Chess Trial 3 2023
		date 2023-06-17	rnd 1	type Standard	result 1	date 2023-06-17	rnd 2	type Standard	result 1
		Opponent Kheswa, MZ (Manqoba)				Opponent Marais, J (Janike)

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	Labuschagne ,A (Anandi)	2	2	425	2	2	425	0	0	0	0	0	0
1	Labuschagne ,A (Anandi)	2	1013.6	1438.6	2	993.8	1438.6	0	0	0	0	0	0
2	Zungu ,P (Philasande)	2	1	0	2	1	0	0	0	0	0	0	0
2	Zungu ,P (Philasande)	2	1170.2	1170.2	2	1163.2	1170.2	0	0	0	0	0	0
3	Botha ,CA (Cathri Amari)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Botha ,CA (Cathri Amari)	2	1384.8	959.8	2	1371.1	959.8	0	0	0	0	0	0
4	Liang ,YX (Yi-Xuan (Bowie))	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Liang ,YX (Yi-Xuan (Bowie))	1	1482	1057	1	1478.1	1057	0	0	0	0	0	0
5	Le Roux ,R (Roland)	1	1	425	1	1	425	0	0	0	0	0	0
5	Le Roux ,R (Roland)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Du Preez ,J (Julian)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Du Preez ,J (Julian)	1	1148.4	723.4	1	1122.2	723.4	0	0	0	0	0	0
7	Herbst ,W (Wilhelm)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Herbst ,W (Wilhelm)	1	1242.9	817.9	1	1213.9	817.9	0	0	0	0	0	0
8	Mosupye ,I (Itumeleng)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Mosupye ,I (Itumeleng)	1	1141.6	1141.6	1	1128.8	1141.6	0	0	0	0	0	0
9	Kheswa ,MZ (Manqoba Zamokuhle)	1	1	425	1	1	425	0	0	0	0	0	0
9	Kheswa ,MZ (Manqoba Zamokuhle)	1	1169	1594	1	1182.2	1594	0	0	0	0	0	0
10	Du Toit ,F (Francois)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Du Toit ,F (Francois)	1	1200	775	1	1200	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Rothman, W (Waldo)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms