PLAYER PAGE
Personal

Feris, J (Justin)
Chess SA id
101045174FIDE id
?Date of birth
2001-06-24 (Adult)Gender
MaleRegion
ZF Mgcawu (NZF)Citizen
RSATitles
Chess SA registered
NoLast active game
2019-02-23Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
Item | Main | Standard | Rapid | Blitz |
---|---|---|---|---|
Rating | 1169.9 | 1183.6 | 1084 | 1084 |
Raw rating | 1169.9 | 1183.6 | 1084 | 1084 |
Weighted rating | 1169.9 | 1183.6 | 1084 | 1084 |
Weighted performance | 167.9 | 168.3 | 0 | 0 |
Floor | 669.9 | 683.6 | 584 | 584 |
K-factor | 40 | 40 | 40 | 40 |
Min/Max rating change allowed | 173.1 | 169.7 | 195.6 | 195.6 |
Highest rating | 12002024-11-01 | 12002024-11-01 | 12002024-03-01 | 12002024-03-01 |
Highest raw rating | 1169.92024-03-01 | 1183.62024-03-01 | 10842024-03-01 | 10842024-03-01 |
Highest weighted rating | 1169.92024-11-01 | 1183.62024-11-01 | 10842024-11-01 | 10842024-11-01 |
Highest weighted performance | 12002024-12-01 | 12002024-12-01 | 12002024-03-01 | 12002024-03-01 |
Prediction | ||||
---|---|---|---|---|
Item | Main | Standard | Rapid | Blitz |
Rating change | 0 | 0 | 0 | 0 |
New rating | 1169.9 | 1183.6 | 1084 | 1084 |
Analysis | ||||
Rating | 1169.9 | 1183.6 | 1084 | 1084 |
Raw rating | 1169.9 | 1183.6 | 1084 | 1084 |
Weighted rating | 1169.9 | 1183.6 | 1084 | |
Weighted performance | 167.9 | 168.3 | 0 | |
K-factor | 40 | 40 | 40 | 40 |
Floor | 669.9 | 683.6 | 584 | 584 |
Max/Min rating change allowed | 173.1 | 169.7 | 195.6 | 195.6 |
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 | 1169.9 | 1183.6 | 1084 | 1084 |
New weighted rating | 1169.9 | 1183.6 | 1084 | 1084 |
New weighted performance | 167.5 | 167.9 | 0 | 0 |
Temp new rating | 1169.9 | 1183.6 | 1084 | 1084 |
Temp new rating +/- | 0 | 0 | 0 | 0 |
Final new rating +/- | 0 | 0 | 0 | 0 |
New rating | 1169.9 | 1183.6 | 1084 | 1084 |
New K-factor | 40 | 40 | 40 | 40 |
New floor | 669.9 | 683.6 | 584 | 584 |
Item | Main | Standard | Rapid | Blitz |
---|---|---|---|---|
0 | 0 | 0 | 0 | |
0 | 0 | 0 | 0 | |
0 | 0 | 0 | 0 | |
0 | 0 | 0 | 0 | |
0 | 0 | 0 | 0 | |
0 | 0 | 0 | 0 | |
History | 270 | 270 | 0 | 0 |
Games since | |||||||||||||||||
Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
Gender | Male | ||||||||||||||||
Age group | Adult | ||||||||||||||||
Region | ZF Mgcawu (NZF) | ||||||||||||||||
Province | Northern Cape (NC) | ||||||||||||||||
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 | 44 | 25.5 | 57.95 | 67.6 | 1091.5 | 1159.1 |
Standard | 44 | 25.5 | 57.95 | 67.6 | 1091.5 | 1159.1 |
Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
Date | Main | Standard | Rapid | Blitz |
2025-09-30 | 1169.9 | 1183.6 | 1084 | 1084 |
2025-09-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2025-08-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2025-07-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2025-06-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2025-05-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2025-04-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2025-03-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2025-02-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2025-01-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-12-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-11-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-10-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-09-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-08-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-07-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-06-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-08-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-04-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-03-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-02-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2024-01-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2023-12-01 | 1169.9 | 1183.6 | 1084 | 1084 |
2023-11-01 | 1169.9 | 1183.6 | 1084 | 1084 |
Comming soon.
Tournaments
# | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
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# | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
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Last 500 tournaments since 01 January 2018
# | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
---|---|---|---|---|---|---|---|---|---|---|
1 | Grey College Team Championship 2019 (A) | 2019-02-22 | 2019-02-23 | Standard | Mangaung (FMB) | 5 | 5 | 3 | Yes | Analysis |
2 | Mangaung Metro Chess 18-19 January 2019 (B) | 2019-01-18 | 2019-01-19 | Standard | Mangaung (FMB) | 5 | 5 | 3 | Yes | Analysis |
3 | Northern Cape Closed Chess Championships 2018 (U18 Open) | 2018-08-31 | 2018-09-01 | Standard | Frances Baard (NCF) | 5 | 5 | 2.5 | Yes | Analysis |
4 | Inter Regional 2018 (U20 Individual) | 2018-05-04 | 2018-05-05 | Standard | Frances Baard (NCF) | 5 | 4 | 1.5 | Yes | Analysis |
5 | ZF Mgcawu Qualifier (2) | 2018-04-21 | 2018-04-21 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 2.5 | Yes | Analysis |
6 | ZF Mgcawu Schools District Open Chess Tournament 2018 (U18 Boys) | 2018-03-17 | 2018-03-17 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 3 | Yes | Analysis |
7 | ZF Mgcawu Inter-Region Open Trials (Qualifier 2) | 2018-03-24 | 2018-03-24 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 2.5 | Yes | Analysis |
8 | ZF Mgcawu Qualifier Open Chess Tournament 2018 (A) | 2018-02-17 | 2018-02-17 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 4.5 | Yes | Analysis |
9 | Grey College Inter Team Chess Tournament 2018 (A) | 2018-02-23 | 2018-02-24 | Standard | Mangaung (FMB) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 6 | TournamentNorthern Cape Closed Chess Championships 2018 | TournamentMangaung Metro Chess 18-19 January 2019 | ||||||
date2018-09-01 | rnd4 | typeStandard | result0.5 | date2019-01-19 | rnd4 | typeStandard | result1 | ||
OpponentBotes, A (Armand) | OpponentVisagie, H (Hugo) | ||||||||
2 | 6 | TournamentZF Mgcawu Qualifier Open Chess Tournament 2018 | TournamentGrey College Inter Team Chess Tournament 2018 | ||||||
date2018-02-17 | rnd1 | typeStandard | result1 | date2018-02-23 | rnd1 | typeStandard | result1 | ||
OpponentEsterhuizen, L (Leonardo Heinrich) | OpponentLentanta, S (Siswe) | ||||||||
3 | 2 | TournamentNorthern Cape Closed Chess Championships 2018 | TournamentNorthern Cape Closed Chess Championships 2018 | ||||||
date2018-08-31 | rnd1 | typeStandard | result0.5 | date2018-08-31 | rnd2 | typeStandard | result1 | ||
OpponentNel, W (William) | OpponentJacobs, A (Amethyst) |
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 6 | TournamentNorthern Cape Closed Chess Championships 2018 | TournamentMangaung Metro Chess 18-19 January 2019 | ||||||
date2018-09-01 | rnd4 | typeStandard | result0.5 | date2019-01-19 | rnd4 | typeStandard | result1 | ||
OpponentBotes, A (Armand) | OpponentVisagie, H (Hugo) | ||||||||
2 | 6 | TournamentZF Mgcawu Qualifier Open Chess Tournament 2018 | TournamentGrey College Inter Team Chess Tournament 2018 | ||||||
date2018-02-17 | rnd1 | typeStandard | result1 | date2018-02-23 | rnd1 | typeStandard | result1 | ||
OpponentEsterhuizen, L (Leonardo Heinrich) | OpponentLentanta, S (Siswe) | ||||||||
3 | 2 | TournamentNorthern Cape Closed Chess Championships 2018 | TournamentNorthern Cape Closed Chess Championships 2018 | ||||||
date2018-08-31 | rnd1 | typeStandard | result0.5 | date2018-08-31 | rnd2 | typeStandard | result1 | ||
OpponentNel, W (William) | OpponentJacobs, A (Amethyst) |
# | Games | Start | End |
---|
# | Games | Start | End |
---|
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 3 | TournamentZF Mgcawu Qualifier Open Chess Tournament 2018 | TournamentZF Mgcawu Qualifier Open Chess Tournament 2018 | ||||||
date2018-02-17 | rnd1 | typeStandard | result1 | date2018-02-17 | rnd3 | typeStandard | result1 | ||
OpponentEsterhuizen, L (Leonardo Heinrich) | OpponentEngelbrecht, A (Andries) | ||||||||
2 | 2 | TournamentZF Mgcawu Qualifier | TournamentZF Mgcawu Qualifier | ||||||
date2018-04-21 | rnd1 | typeStandard | result1 | date2018-04-21 | rnd2 | typeStandard | result1 | ||
OpponentMarais, NJ (Nicholas) | OpponentBezuidenhout, H (Hilton) | ||||||||
3 | 2 | TournamentZF Mgcawu Schools District Open Chess Tournament 2018 | TournamentZF Mgcawu Inter-Region Open Trials | ||||||
date2018-03-17 | rnd5 | typeStandard | result1 | date2018-03-24 | rnd1 | typeStandard | result1 | ||
OpponentSwartz, R (Raul Stuart) | OpponentTseka, G (Gerald) |
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 3 | TournamentZF Mgcawu Qualifier Open Chess Tournament 2018 | TournamentZF Mgcawu Qualifier Open Chess Tournament 2018 | ||||||
date2018-02-17 | rnd1 | typeStandard | result1 | date2018-02-17 | rnd3 | typeStandard | result1 | ||
OpponentEsterhuizen, L (Leonardo Heinrich) | OpponentEngelbrecht, A (Andries) | ||||||||
2 | 2 | TournamentZF Mgcawu Qualifier | TournamentZF Mgcawu Qualifier | ||||||
date2018-04-21 | rnd1 | typeStandard | result1 | date2018-04-21 | rnd2 | typeStandard | result1 | ||
OpponentMarais, NJ (Nicholas) | OpponentBezuidenhout, H (Hilton) | ||||||||
3 | 2 | TournamentZF Mgcawu Schools District Open Chess Tournament 2018 | TournamentZF Mgcawu Inter-Region Open Trials | ||||||
date2018-03-17 | rnd5 | typeStandard | result1 | date2018-03-24 | rnd1 | typeStandard | result1 | ||
OpponentSwartz, R (Raul Stuart) | OpponentTseka, G (Gerald) |
# | Games | Start | End |
---|
# | 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 | ||
Aor | Prat | Aor | Prat | Aor | Prat | Aor | Prat | ||||||
1 | Pretorius ,D (Declon) | 3 | 1.5 | 0 | 3 | 1.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1090.2 | 1090.2 | 1103 | 1090.2 | 0 | 0 | 0 | 0 | ||||||
2 | Nel ,W (William) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1270.7 | 1270.7 | 1275.6 | 1270.7 | 0 | 0 | 0 | 0 | ||||||
3 | Hanekom ,W (Driaan) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1211.1 | 1211.1 | 1217.7 | 1211.1 | 0 | 0 | 0 | 0 | ||||||
4 | Daniel ,CV (Christiaan Victor) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
901 | 1326 | 901 | 1326 | 0 | 0 | 0 | 0 | ||||||
5 | Engelbrecht ,A (Andries) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
787 | 1212 | 787 | 1212 | 0 | 0 | 0 | 0 | ||||||
6 | Steenkamp ,F (Fransien) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
500 | 925 | 500 | 925 | 0 | 0 | 0 | 0 | ||||||
7 | Deysel ,A (Ashwin) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1219.2 | 1219.2 | 1174.7 | 1219.2 | 0 | 0 | 0 | 0 | ||||||
8 | Du Preez ,D (Driaan) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
9 | Kamvelihle ,Z (Zumani) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
10 | Swartz ,R (Raul Stuart) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 |
Norms
# | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
---|---|---|---|---|---|---|---|---|