PLAYER PAGE
Personal
Van Deventer, NS (Nathaniel Steven)
Chess SA id
1090104252FIDE id
?Date of birth
2009-11-20 (U18)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-16Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1274.6 | 1262 | 1200 | 1200 |
| Raw rating | 1274.6 | 1262 | 1200 | 1200 |
| Weighted rating | 1263.6 | 1247.3 | 1200 | 1200 |
| Weighted performance | 1010.7 | 1005.4 | 0 | 0 |
| Floor | 837.9 | 818.3 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 149.1 | 151.8 | 165.8 | 165.8 |
| Highest rating | 1351.32020-02-01 | 1331.62020-02-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1337.92020-03-01 | 1318.32020-03-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 1337.92022-01-01 | 1318.32022-01-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1351.32020-02-01 | 1331.62020-02-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1274.6 | 1262 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1274.6 | 1262 | 1200 | 1200 |
| Raw rating | 1274.6 | 1262 | 1200 | 1200 |
| Weighted rating | 1263.6 | 1247.3 | 1200 | |
| Weighted performance | 1010.7 | 1005.4 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 837.9 | 818.3 | 700 | 700 |
| Max/Min rating change allowed | 149.1 | 151.8 | 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 | 1274.6 | 1262 | 1200 | 1200 |
| New weighted rating | 1265.2 | 1249.4 | 1200 | 1200 |
| New weighted performance | 1010.3 | 1004.9 | 0 | 0 |
| Temp new rating | 1274.6 | 1262 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1274.6 | 1262 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 837.9 | 818.3 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 10 | 10 | 0 | 0 | |
| 10 | 10 | 0 | 0 | |
| History | 114 | 114 | 0 | 0 |
| Games since | |||||||||||||||||
| Main10 | Standard10 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U18 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| 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 | 5 | 2 | 40 | -85 | 1393.4 | 1308.4 |
| Standard | 5 | 2 | 40 | -85 | 1393.4 | 1308.4 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 114 | 56.5 | 49.56 | -3.7 | 1172.9 | 1169.1 |
| Standard | 114 | 56.5 | 49.56 | -3.7 | 1172.9 | 1169.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1274.6 | 1262 | 1200 | 1200 |
| 2025-09-01 | 1274.6 | 1262 | 1200 | 1200 |
| 2025-08-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2025-07-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2025-06-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2025-05-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2025-04-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2025-03-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2025-02-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2025-01-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2024-12-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2024-11-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2024-10-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2024-09-01 | 1269.4 | 1255 | 1200 | 1200 |
| 2024-08-01 | 1233.5 | 1206.8 | 1200 | 1200 |
| 2024-07-01 | 1233.5 | 1206.8 | 1200 | 1200 |
| 2024-06-01 | 1233.5 | 1206.8 | 1200 | 1200 |
| 2024-08-01 | 1233.5 | 1206.8 | 1200 | 1200 |
| 2024-04-01 | 1233.5 | 1206.8 | 1200 | 1200 |
| 2024-03-01 | 1233.5 | 1206.8 | 1200 | 1200 |
| 2024-02-01 | 1233.5 | 1206.8 | 1200 | 1200 |
| 2024-01-01 | 1233.5 | 1206.8 | 1200 | 1200 |
| 2023-12-01 | 1233.5 | 1206.8 | 1200 | 1200 |
| 2023-11-01 | 1233.5 | 1206.8 | 1200 | 1200 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Tshwane South School District CLOSED League Championship (U17A) | 2025-08-16 | 2025-08-16 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Tshwane South School District CLOSED League Championship (U17A) | 2025-08-16 | 2025-08-16 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 2 | D4 Tshwane South District Schools Teams Chess Tournament 2024 (U15A) | 2024-08-03 | 2024-08-03 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 3 | D4 Play Offs 2022 (U13) | 2022-07-30 | 2022-07-30 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
| 4 | 2022 Tshwane Chess Open Registration Tournament (C1) | 2022-01-29 | 2022-01-29 | Standard | Tshwane (GTP) | 5 | 5 | 0 | Yes | Analysis |
| 5 | 2021 Chris Greyling Open Tournament (C) | 2021-05-08 | 2021-05-08 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 6 | 2021 Registration Tournament (C) | 2021-03-13 | 2021-03-13 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 7 | 2020 Waterkloof Open (C) | 2020-02-29 | 2020-03-01 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 8 | 2020 Blou Bul (C) | 2020-02-15 | 2020-02-15 | Standard | Tshwane (GTP) | 5 | 5 | 3.5 | Yes | Analysis |
| 9 | 2020 Registration Tournament (D) | 2020-01-25 | 2020-01-25 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 10 | 2019 South African Top Schools Team Championships (U11 Open) | 2020-01-10 | 2020-01-11 | Standard | 4 Knights (4K) | 5 | 5 | 3.5 | Yes | Analysis |
| 11 | 2019 South African Junior Team Championships (U12E) | 2020-01-04 | 2020-01-08 | Standard | 4 Knights (4K) | 7 | 7 | 1 | Yes | Analysis |
| 12 | 2019 TC SAJCC Prep Tournament (B) | 2019-11-30 | 2019-11-30 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 13 | 2019 Etienne Lewis Trials (U12 Boys) | 2019-08-30 | 2019-09-01 | Standard | Tshwane (GTP) | 7 | 7 | 2.5 | Yes | Analysis |
| 14 | 2019 Alekhine Open (D) | 2019-08-09 | 2019-08-10 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 15 | 2019 Menlo Open (D) | 2019-07-13 | 2019-07-13 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 16 | 2019 D4 Tshwane South Schools League Team Finals (U11) | 2019-07-27 | 2019-07-27 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 17 | 2019 Lubowski Open Tournament (D) | 2019-05-11 | 2019-05-12 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 18 | 2019 Chris Greyling (D) | 2019-04-27 | 2019-04-27 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 19 | 2019 Blou Bul (D) | 2019-02-16 | 2019-02-16 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 20 | 2019 Tshwane Chess Registration Tournament (D) | 2019-01-26 | 2019-01-26 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 21 | 2018 Gauteng North Open (D) | 2018-10-20 | 2018-10-21 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
| 22 | 2018 Menlo Open Chess Tournament (D) | 2018-07-21 | 2018-07-21 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 7 | Tournament2019 South African Top Schools Team Championships | Tournament2020 Registration Tournament | ||||||
| date2020-01-10 | rnd3 | typeStandard | result1 | date2020-01-25 | rnd4 | typeStandard | result1 | ||
| OpponentPieterse, EG (Erik Georg) | OpponentGrobler, DDI (Donovan Denzel Izak) | ||||||||
| 2 | 6 | TournamentD4 Play Offs 2022 | TournamentD4 Tshwane South District Schools Teams Chess Tournament 2024 | ||||||
| date2022-07-30 | rnd4 | typeStandard | result1 | date2024-08-03 | rnd4 | typeStandard | result1 | ||
| OpponentGrobler, DDI (Donovan Denzel Izak) | OpponentNkonjane, S (Sibusiso) | ||||||||
| 3 | 4 | Tournament2019 Chris Greyling | Tournament2019 Lubowski Open Tournament | ||||||
| date2019-04-27 | rnd3 | typeStandard | result1 | date2019-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentHattingh, H (Heinrich) | OpponentVermeulen, T (Tiaan Leon) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 7 | Tournament2019 South African Top Schools Team Championships | Tournament2020 Registration Tournament | ||||||
| date2020-01-10 | rnd3 | typeStandard | result1 | date2020-01-25 | rnd4 | typeStandard | result1 | ||
| OpponentPieterse, EG (Erik Georg) | OpponentGrobler, DDI (Donovan Denzel Izak) | ||||||||
| 2 | 6 | TournamentD4 Play Offs 2022 | TournamentD4 Tshwane South District Schools Teams Chess Tournament 2024 | ||||||
| date2022-07-30 | rnd4 | typeStandard | result1 | date2024-08-03 | rnd4 | typeStandard | result1 | ||
| OpponentGrobler, DDI (Donovan Denzel Izak) | OpponentNkonjane, S (Sibusiso) | ||||||||
| 3 | 4 | Tournament2019 Chris Greyling | Tournament2019 Lubowski Open Tournament | ||||||
| date2019-04-27 | rnd3 | typeStandard | result1 | date2019-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentHattingh, H (Heinrich) | OpponentVermeulen, T (Tiaan Leon) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 7 | Tournament2019 South African Top Schools Team Championships | Tournament2020 Registration Tournament | ||||||
| date2020-01-10 | rnd3 | typeStandard | result1 | date2020-01-25 | rnd4 | typeStandard | result1 | ||
| OpponentPieterse, EG (Erik Georg) | OpponentGrobler, DDI (Donovan Denzel Izak) | ||||||||
| 2 | 6 | TournamentD4 Play Offs 2022 | TournamentD4 Tshwane South District Schools Teams Chess Tournament 2024 | ||||||
| date2022-07-30 | rnd4 | typeStandard | result1 | date2024-08-03 | rnd4 | typeStandard | result1 | ||
| OpponentGrobler, DDI (Donovan Denzel Izak) | OpponentNkonjane, S (Sibusiso) | ||||||||
| 3 | 4 | Tournament2019 Chris Greyling | Tournament2019 Lubowski Open Tournament | ||||||
| date2019-04-27 | rnd3 | typeStandard | result1 | date2019-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentHattingh, H (Heinrich) | OpponentVermeulen, T (Tiaan Leon) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 7 | Tournament2019 South African Top Schools Team Championships | Tournament2020 Registration Tournament | ||||||
| date2020-01-10 | rnd3 | typeStandard | result1 | date2020-01-25 | rnd4 | typeStandard | result1 | ||
| OpponentPieterse, EG (Erik Georg) | OpponentGrobler, DDI (Donovan Denzel Izak) | ||||||||
| 2 | 6 | TournamentD4 Play Offs 2022 | TournamentD4 Tshwane South District Schools Teams Chess Tournament 2024 | ||||||
| date2022-07-30 | rnd4 | typeStandard | result1 | date2024-08-03 | rnd4 | typeStandard | result1 | ||
| OpponentGrobler, DDI (Donovan Denzel Izak) | OpponentNkonjane, S (Sibusiso) | ||||||||
| 3 | 4 | Tournament2019 Chris Greyling | Tournament2019 Lubowski Open Tournament | ||||||
| date2019-04-27 | rnd3 | typeStandard | result1 | date2019-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentHattingh, H (Heinrich) | OpponentVermeulen, T (Tiaan Leon) | ||||||||
| # | 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 | Grobler ,DDI (Donovan Denzel Izak) | 4 | 3 | 212.5 | 4 | 3 | 212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1189.2 | 1401.7 | 1177.4 | 1401.7 | 0 | 0 | 0 | 0 | ||||||
| 2 | Bonokwane ,K (Kgalalelo) | 3 | 1 | -141.7 | 3 | 1 | -141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1304 | 1162.3 | 1293.5 | 1162.3 | 0 | 0 | 0 | 0 | ||||||
| 3 | Van Deventer ,J (Jonathan) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1207.1 | 1632.1 | 1193.2 | 1632.1 | 0 | 0 | 0 | 0 | ||||||
| 4 | Claassen ,EG (Emileo Gerrit) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1075 | 650 | 1067.5 | 650 | 0 | 0 | 0 | 0 | ||||||
| 5 | Nale ,PJ (Pathias Junior) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1174.6 | 1174.6 | 1174.2 | 1174.6 | 0 | 0 | 0 | 0 | ||||||
| 6 | Meades ,RA (Ruben Abraham) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1235.2 | 1235.2 | 1215.4 | 1235.2 | 0 | 0 | 0 | 0 | ||||||
| 7 | Vermeulen ,T (Tiaan Leon) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1052.8 | 1052.8 | 1037.6 | 1052.8 | 0 | 0 | 0 | 0 | ||||||
| 8 | Shuping ,O (Onthatile) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1265.2 | 1265.2 | 1261.6 | 1265.2 | 0 | 0 | 0 | 0 | ||||||
| 9 | Oosthuizen ,L (Luelsje) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1017.2 | 592.2 | 1007.3 | 592.2 | 0 | 0 | 0 | 0 | ||||||
| 10 | Yang ,A (Alex) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1633.9 | 1208.9 | 1632.9 | 1208.9 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|