Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bothma, K (Kiara)

Chess SA id

2120137469

FIDE id

Date of birth

2012-10-13 (U14)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-23

Personal details last changed

1900-01-01

Junior GPX Games

23.2

Junior GPX Points

1135.7

Item	Main	Standard	Rapid	Blitz
Rating	1240.4	1222.7	1256.4	1200
Raw rating	1233.7	1222.7	1235.4	1200
Weighted rating	1240.4	1208.4	1256.4	1200
Weighted performance	1126.8	1109.6	1104.7	0
Floor	767.2	728.5	776.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	158	160.5	157.7	165.8
Highest rating	1267.2 2025-07-01	1228.5 2025-04-01	1300 2022-02-01	1200 2018-10-01
Highest raw rating	1267.2 2025-07-01	1228.5 2025-04-01	1276.5 2025-07-01	1200 2024-03-01
Highest weighted rating	1239.5 2025-09-01	1228.5 2018-10-01	1259.8 2025-08-01	1200 2018-10-01
Highest weighted performance	1231.4 2025-04-01	1200 2019-12-01	1300 2022-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.2	0	-1.2	0
New rating	1240.6	1222.7	1255.2	1200
Analysis
Rating	1240.4	1222.7	1256.4	1200
Raw rating	1233.7	1222.7	1235.4	1200
Weighted rating	1240.4	1208.4	1256.4
Weighted performance	1126.8	1109.6	1104.7
K-factor	36	36	36	36
Floor	767.2	728.5	776.5	700
Max/Min rating change allowed	158	160.5	157.7	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	1233.7	1222.7	1235.4	1200
New weighted rating	1240.6	1210.4	1255.2	1200
New weighted performance	1120	1102.4	1097.5	0
Temp new rating	1240.6	1222.7	1255.2	1200
Temp new rating +/-	0.2	0	-1.2	0
Final new rating +/-	0.2	0	-1.2	0
New rating	1240.6	1222.7	1255.2	1200
New K-factor	36	36	36	36
New floor	767.2	728.5	776.5	700

Item	Main	Standard	Rapid
	0	0	0
	26	15	11
	17	5	12
	0	0	0
	10	5	5
	0	0	0
History	53	25	28

Games since
	Main 43	Standard 20		Rapid 23		Blitz 0
Gender	Female
Age group	U14
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	3803		1253		177
Female	864		340		54
U14	733		241		38
U14 Female	204		83		16
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1329		662		114
Female	248		140		31
U14	295		152		34
U14 Female	79		43		10
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-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	26	12.5	48.08	-16.3	1265.3	1248.9
Standard	15	8	53.33	28.3	1231.1	1259.4
Rapid	11	4.5	40.91	-77.3	1312	1234.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	53	28	52.83	24.1	1234.9	1259
Standard	25	13	52	17	1208.1	1225.1
Rapid	28	15	53.57	30.4	1258.9	1289.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1233.7	1222.7	1235.4	1200
2025-09-30	1233.7	1222.7	1235.4	1200
2025-09-01	1233.7	1222.7	1235.4	1200
2025-08-01	1251.8	1222.7	1276.5	1200
2025-07-01	1267.2	1228.5	1276.5	1200
2025-06-01	1259.7	1228.5	1271.1	1200
2025-05-01	1259.7	1228.5	1271.1	1200
2025-04-01	1259.7	1228.5	1271.1	1200
2025-03-01	1257	1216.1	1271.1	1200
2025-02-01	1240.5	1185.2	1271.1	1200
2025-01-01	1240.5	1185.2	1271.1	1200
2024-12-01	1240.5	1185.2	1271.1	1200
2024-11-01	1240.5	1185.2	1271.1	1200
2024-10-01	1218	1185.2	1239.8	1200
2024-09-01	1218	1185.2	1239.8	1200
2024-08-01	1218	1185.2	1239.8	1200
2024-07-01	1218	1185.2	1239.8	1200
2024-09-01	1218	1185.2	1239.8	1200
2024-05-01	1218	1185.2	1239.8	1200
2024-04-01	1218	1185.2	1239.8	1200
2024-03-01	1215.9	1172.8	1239.8	1200
2024-02-01	1193.3	1172.8	1223.2	1200
2024-01-01	1193.3	1172.8	1223.2	1200
2023-12-01	1193.3	1172.8	1223.2	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	Cape Winelands Top Schools 2025 (U13)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	1.5	Yes	Analysis
2	Cape Winelands Open 2025 (U14)	2025-07-19	2025-07-19	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
3	Cape Winelands Queens 2025 (U13)	2025-06-21	2025-06-21	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
4	Cape Winelands Schools Prestige 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
5	Cape Winelands Schools - Trials 1 2025 (U13 Girls)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Winelands Top Schools 2025 (U13)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	1.5	Yes	Analysis
2	Cape Winelands Open 2025 (U14)	2025-07-19	2025-07-19	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
3	Cape Winelands Queens 2025 (U13)	2025-06-21	2025-06-21	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
4	Cape Winelands Schools Prestige 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
5	Cape Winelands Schools - Trials 1 2025 (U13 Girls)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
6	Worcester Knock-Out 2024 (U13 Girls)	2024-10-19	2024-10-19	Rapid	Cape Winelands (WCW)	6	6	4	Yes	Analysis
7	Cape Winelands Schools - Prestige 2024 (U13 Girls)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
8	Cape Winelands Schools - PS Trials 1 2024 (U13 Girls)	2024-02-10	2024-02-10	Rapid	Cape Winelands (WCW)	6	6	3.5	Yes	Analysis
9	Cape Winelands Schools 2022 (U11 Girls)	2022-03-12	2022-03-12	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
10	Central Winelands Schools Individual Trials 2022 (U11 Girls)	2022-02-19	2022-02-19	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament Worcester Knock-Out 2024				Tournament Cape Winelands Schools - Trials 1 2025
		date 2024-10-19	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Arendse, C (Chrizaan)				Opponent Van Der Walt, S (Stella)
2	4	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Queens 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-06-21	rnd 1	type Rapid	result 1
		Opponent Van Tonder, M (Mieke)				Opponent Jooste, G (Graychael)
3	4	Tournament Cape Winelands Schools - Prestige 2024				Tournament Worcester Knock-Out 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Van Heerden, E (Emma)				Opponent Davids, N (Neveah)

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - Prestige 2024				Tournament Cape Winelands Schools - Trials 1 2025
		date 2024-03-02	rnd 4	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Van Heerden, E (Emma)				Opponent Van Der Walt, S (Stella)
2	3	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Van Tonder, M (Mieke)				Opponent Plaatjies, A (Azalia Skylar)
3	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 3	type Standard	result 1	date 2022-03-12	rnd 4	type Standard	result 1
		Opponent Jacobs, E (Emily Rose)				Opponent Kaji, S (Somila)

#	Games	Start				End
1	4	Tournament Worcester Knock-Out 2024				Tournament Cape Winelands Queens 2025
		date 2024-10-19	rnd 4	type Rapid	result 1	date 2025-06-21	rnd 1	type Rapid	result 1
		Opponent Arendse, C (Chrizaan)				Opponent Jooste, G (Graychael)
2	4	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Worcester Knock-Out 2024
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Petersen, F (Faith)				Opponent Davids, N (Neveah)
3	2	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 1	type Rapid	result 0.5	date 2025-08-23	rnd 2	type Rapid	result 1
		Opponent Nhantumbo, Z (Zhaun Diego)				Opponent Sauls, S (Shuhaigan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Queens 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-06-21	rnd 1	type Rapid	result 1
		Opponent Van Tonder, M (Mieke)				Opponent Jooste, G (Graychael)
2	4	Tournament Cape Winelands Schools - Prestige 2024				Tournament Worcester Knock-Out 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Van Heerden, E (Emma)				Opponent Davids, N (Neveah)
3	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 1	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Braaf, L (Le-Meake Roland)				Opponent Van Der Walt, S (Stella)

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - Prestige 2024				Tournament Cape Winelands Schools - Trials 1 2025
		date 2024-03-02	rnd 4	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Van Heerden, E (Emma)				Opponent Van Der Walt, S (Stella)
2	3	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Van Tonder, M (Mieke)				Opponent Plaatjies, A (Azalia Skylar)
3	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 3	type Standard	result 1	date 2022-03-12	rnd 4	type Standard	result 1
		Opponent Jacobs, E (Emily Rose)				Opponent Kaji, S (Somila)

#	Games	Start				End
1	2	Tournament Worcester Knock-Out 2024				Tournament Worcester Knock-Out 2024
		date 2024-10-19	rnd 1	type Rapid	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Bosman, L (Leshe)				Opponent Davids, N (Neveah)
2	2	Tournament Central Winelands Schools Individual Trials 2022				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2022-02-19	rnd 5	type Rapid	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Erasmus, J (Justine)				Opponent Van Niekerk, L (Lisa)
3	2	Tournament Central Winelands Schools Individual Trials 2022				Tournament Central Winelands Schools Individual Trials 2022
		date 2022-02-19	rnd 1	type Rapid	result 1	date 2022-02-19	rnd 2	type Rapid	result 1
		Opponent Fortuin, A (Ashanti)				Opponent Crotz, A (Ayva)

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	Van Niekerk ,L (Lisa)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
1	Van Niekerk ,L (Lisa)	3	1191.4	1049.7	2	1194.9	766.4	1	1200	1616.4	0	0	0
2	Van Tonder ,M (Mieke)	2	2	425	1	1	425	1	1	425	0	0	0
2	Van Tonder ,M (Mieke)	2	1215.5	1640.5	1	1233.6	1640.5	1	1200	1640.5	0	0	0
3	Plaatjies ,A (Azalia Skylar)	2	2	425	1	1	425	1	1	425	0	0	0
3	Plaatjies ,A (Azalia Skylar)	2	1190.9	1615.9	1	1199	1615.9	1	1186.6	1615.9	0	0	0
4	Cilliers ,D (Dene)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Cilliers ,D (Dene)	2	1590.3	1165.3	1	1613	1165.3	1	1461.2	1165.3	0	0	0
5	Cupido ,C (Caylah)	2	0	-425	0	0	0	2	0	-425	0	0	0
5	Cupido ,C (Caylah)	2	1260.2	835.2	0	0	0	2	1259.6	835.2	0	0	0
6	Lee ,K (Ken-Win)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Lee ,K (Ken-Win)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Braaf ,L (Le-Meake Roland)	1	1	425	1	1	425	0	0	0	0	0	0
7	Braaf ,L (Le-Meake Roland)	1	1151.9	1576.9	1	1147.9	1576.9	0	0	0	0	0	0
8	Kaji ,S (Somila)	1	1	425	1	1	425	0	0	0	0	0	0
8	Kaji ,S (Somila)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Rudge ,M (Millie)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Rudge ,M (Millie)	1	1192.1	767.1	1	1200	767.1	0	0	0	0	0	0
10	Hagen ,S (Sophia)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Hagen ,S (Sophia)	1	1573.6	1148.6	1	1557.4	1148.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Bothma, K (Kiara)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms