Chess South Africa Ratings Database

PLAYER PAGE

Personal

Lombaard, J (Jadrin)

Chess SA id

1080149700

FIDE id

Date of birth

2008-11-29 (U18)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

35.7

Junior GPX Points

1326.7

Item	Main	Standard	Rapid	Blitz
Rating	1510.5	1428.7	1492.3	1200
Raw rating	1498	1428.7	1492.3	1200
Weighted rating	1384.9	1306.9	1400.5	1200
Weighted performance	1510.5	1428.3	1425.1	0
Floor	998	928.7	992.3	700
K-factor	32	32	32	36
Min/Max rating change allowed	108.5	119.7	109.3	165.8
Highest rating	1510.5 2025-09-30	1428.7 2025-09-30	1492.3 2025-09-01	1200 2018-10-01
Highest raw rating	1498 2025-09-30	1428.7 2025-09-30	1492.3 2025-09-01	1200 2024-03-01
Highest weighted rating	1384.9 2025-09-30	1306.9 2025-09-30	1387.2 2025-09-01	1200 2018-10-01
Highest weighted performance	1510.5 2025-09-30	1428.3 2025-09-30	1468.1 2023-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	0	0	0
New rating	1510	1428.7	1492.3	1200
Analysis
Rating	1510.5	1428.7	1492.3	1200
Raw rating	1498	1428.7	1492.3	1200
Weighted rating	1384.9	1306.9	1400.5
Weighted performance	1510.5	1428.3	1425.1
K-factor	32	32	32	36
Floor	998	928.7	992.3	700
Max/Min rating change allowed	108.5	119.7	109.3	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	1498	1428.7	1492.3	1200
New weighted rating	1398.7	1320.5	1412.7	1200
New weighted performance	1510	1427.8	1424.5	0
Temp new rating	1510	1428.7	1492.3	1200
Temp new rating +/-	-0.5	0	0	0
Final new rating +/-	-0.5	0	0	0
New rating	1510	1428.7	1492.3	1200
New K-factor	32	32	32	36
New floor	998	928.7	992.3	700

Item	Main	Standard	Rapid
	0	0	0
	36	22	14
	57	22	35
	31	16	15
	0	0	0
	0	0	0
History	124	60	64

Games since
	Main 93	Standard 44		Rapid 49		Blitz 0
Gender	Male
Age group	U18
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1183		353		23
Male	1020		298		20
U18	192		55		7
U18 Male	171		48		7
Standard
	RSA		Province		Region
Overall	1763		468		25
Male	1467		371		20
U18	291		70		8
U18 Male	253		58		7
Rapid
	RSA		Province		Region
Overall	239		112		24
Male	222		103		19
U18	22		13		6
U18 Male	21		12		5
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	36	24	66.67	141.7	1365.6	1507.3
Standard	22	12.5	56.82	58	1425.9	1483.8
Rapid	14	11.5	82.14	273.2	1270.9	1544.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	124	72	58.06	68.5	1305.5	1374.1
Standard	60	30.5	50.83	7.1	1352.4	1359.5
Rapid	64	41.5	64.84	126.2	1261.6	1387.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1498	1428.7	1492.3	1200
2025-09-01	1465.8	1367.9	1492.3	1200
2025-08-01	1459.8	1367.9	1479.2	1200
2025-07-01	1408.1	1340.3	1424.4	1200
2025-06-01	1408.1	1340.3	1424.4	1200
2025-05-01	1408.1	1340.3	1424.4	1200
2025-04-01	1398.8	1307.6	1424.4	1200
2025-03-01	1417.3	1334.4	1424.4	1200
2025-02-01	1413.1	1334.4	1424.3	1200
2025-01-01	1413.1	1334.4	1424.3	1200
2024-12-01	1413.1	1334.4	1424.3	1200
2024-11-01	1389.8	1302.8	1377.1	1200
2024-10-01	1389.8	1302.8	1377.1	1200
2024-09-01	1302.2	1216	1334	1200
2024-08-01	1275.6	1155.2	1334	1200
2024-07-01	1253	1155.2	1296.3	1200
2024-06-01	1253	1155.2	1296.3	1200
2024-08-01	1199	1155.2	1224.7	1200
2024-04-01	1199	1155.2	1224.7	1200
2024-03-01	1207.4	1159.6	1224.7	1200
2024-02-01	1158.8	1159.6	1152.7	1200
2024-01-01	1158.8	1159.6	1152.7	1200
2023-12-01	1158.8	1159.6	1152.7	1200
2023-11-01	1158.8	1159.6	1152.7	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	Western Cape Schools - Top Schools 2025 (U17)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	4.5	Yes	Analysis
2	Pedro Booyse Top Schools 2025 (U17)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	6	4	3	Yes	Analysis
3	Upper West Coast Top Schools 2025 (U17+U19)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
4	Deep Blue Open 2025 (A)	2025-06-21	2025-06-21	Standard	West Coast (WCU)	5	4	2	Yes	Analysis
5	Western Cape Schools Individual Championship 2025 (U17 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
6	West Coast Schools Chess Prestige 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
7	Upper West Coast Presrige 2025 (U17 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U17)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	4.5	Yes	Analysis
2	Pedro Booyse Top Schools 2025 (U17)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	6	4	3	Yes	Analysis
3	Upper West Coast Top Schools 2025 (U17+U19)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
4	Deep Blue Open 2025 (A)	2025-06-21	2025-06-21	Standard	West Coast (WCU)	5	4	2	Yes	Analysis
5	Western Cape Schools Individual Championship 2025 (U17 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
6	West Coast Schools Chess Prestige 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
7	Upper West Coast Presrige 2025 (U17 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis
8	PR Booyse Standard Tournament 2024 (Elite)	2024-11-02	2024-11-02	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
9	West Coast Grand Challange League 2024 (HS Champions)	2024-10-26	2024-10-26	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
10	Western Cape Top Schools Championship 2024 (U18 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	5	4.5	Yes	Analysis
11	The Rooibos Open 2024 (Elite)	2024-08-24	2024-08-24	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
12	Pedro Booyse Top Schools Championships 2024 (U18)	2024-07-20	2024-07-20	Standard	West Coast (WCU)	6	6	3.5	Yes	Analysis
13	Vredendal North CC Open 2024 (Elite)	2024-07-27	2024-07-27	Rapid	West Coast (WCU)	5	5	2.5	Yes	Analysis
14	Pedro Booyse Annual Rapid 2024 (Open)	2024-07-06	2024-07-06	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
15	Bo-Weskus Skole Skaak Top Skole 2024 (O18)	2024-05-11	2024-05-11	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
16	Western Cape HS Individuals Championship 2024 (U18 Boys)	2024-03-21	2024-03-22	Standard	Overberg (WOS)	6	6	2	Yes	Analysis
17	West Coast Schools Chess Prestige Championships 2024 (U18+U20 Boys)	2024-02-24	2024-02-24	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
18	Bo-Weskus Skole Prestige 2024 (O18 Seuns)	2024-02-10	2024-02-10	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis
19	Pedro Booyse Top Schools 2023 (High School)	2023-07-29	2023-07-29	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
20	Upper West Coast Top Schools Championship 2023 (High School)	2023-06-10	2023-06-10	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
21	Western Cape HS Individuals 2023 (U15 Boys)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	6	1	Yes	Analysis
22	West Coast Schools Development Championships 2023 (U15 Boys)	2023-04-22	2023-04-22	Rapid	West Coast (WCU)	5	5	0	Yes	Analysis
23	West Coast High School Championships 2023 (U15 Boys)	2023-02-18	2023-02-18	Standard	West Coast (WCU)	6	5	2	Yes	Analysis
24	Bo-Weskus Skole Prestige 2023 (O15 Seuns)	2023-02-11	2023-02-11	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis

#	Games	Start				End
1	8	Tournament Western Cape Top Schools Championship 2024				Tournament West Coast Grand Challange League 2024
		date 2024-08-30	rnd 1	type Standard	result 0.5	date 2024-10-26	rnd 3	type Rapid	result 1
		Opponent Tebe, A (Alexandria)				Opponent Du Plessis, S (Stefan)
2	8	Tournament Western Cape HS Individuals Championship 2024				Tournament Pedro Booyse Annual Rapid 2024
		date 2024-03-22	rnd 5	type Standard	result 1	date 2024-07-06	rnd 1	type Rapid	result 1
		Opponent Laubscher, E (Erick)				Opponent Seas, A (Ava-Gee)
3	7	Tournament Pedro Booyse Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-23	rnd 4	type Rapid	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Adonis, J (Jermaine)				Opponent Wu, J (Jason)

#	Games	Start				End
1	7	Tournament Deep Blue Open 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-06-21	rnd 4	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Kriel, Z (Zaydon)				Opponent Wu, J (Jason)
2	6	Tournament Western Cape Top Schools Championship 2024				Tournament PR Booyse Standard Tournament 2024
		date 2024-08-30	rnd 1	type Standard	result 0.5	date 2024-11-02	rnd 1	type Standard	result 1
		Opponent Tebe, A (Alexandria)				Opponent Klaassens, J (Jermaine)
3	6	Tournament Western Cape HS Individuals Championship 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-03-22	rnd 5	type Standard	result 1	date 2024-07-20	rnd 4	type Standard	result 1
		Opponent Laubscher, E (Erick)				Opponent Van Der Westhuizen, L (Lauren)

#	Games	Start				End
1	9	Tournament Upper West Coast Presrige 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-08-23	rnd 1	type Rapid	result 1
		Opponent Julie, D (Drueschen)				Opponent Adonis, J (Jermaine)
2	6	Tournament Bo-Weskus Skole Skaak Top Skole 2024				Tournament Pedro Booyse Annual Rapid 2024
		date 2024-05-11	rnd 1	type Rapid	result 1	date 2024-07-06	rnd 1	type Rapid	result 1
		Opponent Arries, D (Dimequin)				Opponent Seas, A (Ava-Gee)
3	4	Tournament Bo-Weskus Skole Prestige 2023				Tournament Bo-Weskus Skole Prestige 2023
		date 2023-02-11	rnd 2	type Rapid	result 1	date 2023-02-11	rnd 5	type Rapid	result 1
		Opponent Boks, M (Marquin)				Opponent Gentles, A (Abrain)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament Western Cape HS Individuals Championship 2024				Tournament Pedro Booyse Annual Rapid 2024
		date 2024-03-22	rnd 5	type Standard	result 1	date 2024-07-06	rnd 1	type Rapid	result 1
		Opponent Laubscher, E (Erick)				Opponent Seas, A (Ava-Gee)
2	7	Tournament Western Cape Top Schools Championship 2024				Tournament West Coast Grand Challange League 2024
		date 2024-08-30	rnd 2	type Standard	result 1	date 2024-10-26	rnd 3	type Rapid	result 1
		Opponent Burger, M (Marius)				Opponent Du Plessis, S (Stefan)
3	6	Tournament Western Cape Schools Individual Championship 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-04-27	rnd 6	type Standard	result 1	date 2025-06-14	rnd 5	type Rapid	result 1
		Opponent Mfundisi, M (Mlibo)				Opponent Huysamen, A (Albertus)

#	Games	Start				End
1	5	Tournament Western Cape Top Schools Championship 2024				Tournament PR Booyse Standard Tournament 2024
		date 2024-08-30	rnd 2	type Standard	result 1	date 2024-11-02	rnd 1	type Standard	result 1
		Opponent Burger, M (Marius)				Opponent Klaassens, J (Jermaine)
2	3	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 3	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent De Waal, L (Liam)				Opponent Wu, J (Jason)
3	3	Tournament Deep Blue Open 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-06-21	rnd 4	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Kriel, Z (Zaydon)				Opponent Mfundisi, M (Mlibo)

#	Games	Start				End
1	6	Tournament Upper West Coast Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-06-14	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 1	type Rapid	result 1
		Opponent Maans, L (Luduwhaan)				Opponent Adonis, J (Jermaine)
2	6	Tournament Bo-Weskus Skole Skaak Top Skole 2024				Tournament Pedro Booyse Annual Rapid 2024
		date 2024-05-11	rnd 1	type Rapid	result 1	date 2024-07-06	rnd 1	type Rapid	result 1
		Opponent Arries, D (Dimequin)				Opponent Seas, A (Ava-Gee)
3	4	Tournament Bo-Weskus Skole Prestige 2023				Tournament Bo-Weskus Skole Prestige 2023
		date 2023-02-11	rnd 2	type Rapid	result 1	date 2023-02-11	rnd 5	type Rapid	result 1
		Opponent Boks, M (Marquin)				Opponent Gentles, A (Abrain)

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	Huysamen ,A (Albertus)	4	2	0	3	1	-141.7	1	1	425	0	0	0
1	Huysamen ,A (Albertus)	4	1247	1247	3	1189.7	1105.3	1	1346.9	1672	0	0	0
2	Afrika ,A (Anver)	4	2	0	2	1	0	2	1	0	0	0	0
2	Afrika ,A (Anver)	4	1285	1285	2	1199.9	1285	2	1343.3	1285	0	0	0
3	Jacobs ,A (Aiden-Lee)	4	1.5	-106.2	0	0	0	4	1.5	-106.2	0	0	0
3	Jacobs ,A (Aiden-Lee)	4	1375.8	1269.6	0	0	0	4	1362.3	1269.6	0	0	0
4	Don ,K (Kyle)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Don ,K (Kyle)	3	1392.3	1534	3	1344.7	1534	0	0	0	0	0	0
5	Hendricks ,G (Guevante)	3	1	-141.7	1	0	-425	2	1	0	0	0	0
5	Hendricks ,G (Guevante)	3	1293.7	1152	1	1244	868.7	2	1315.6	1293.7	0	0	0
6	Smith ,T (Tyron)	3	2	141.7	1	1	425	2	1	0	0	0	0
6	Smith ,T (Tyron)	3	1238.6	1380.3	1	1184.8	1663.6	2	1277.3	1238.6	0	0	0
7	Le Fleur ,S (Shirand)	3	2	141.7	1	0	-425	2	2	425	0	0	0
7	Le Fleur ,S (Shirand)	3	1330.9	1472.6	1	1250	905.9	2	1375.5	1755.9	0	0	0
8	Beukes ,H (Hen-Lee)	3	3	425	0	0	0	3	3	425	0	0	0
8	Beukes ,H (Hen-Lee)	3	1171.9	1596.9	0	0	0	3	1193.4	1596.9	0	0	0
9	Van Der Westhuizen ,L (Lauren)	2	2	425	2	2	425	0	0	0	0	0	0
9	Van Der Westhuizen ,L (Lauren)	2	1179.8	1604.8	2	1189.6	1604.8	0	0	0	0	0	0
10	Mfundisi ,M (Mlibo)	2	2	425	2	2	425	0	0	0	0	0	0
10	Mfundisi ,M (Mlibo)	2	1314.8	1739.8	2	1260	1739.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Lombaard, J (Jadrin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms