PLAYER PAGE
Personal
Serobatse, B (Boleng)
Chess SA id
2070310164FIDE id
?Date of birth
2007-08-20 (U20)Gender
FemaleRegion
Ngaka Modiri Molema (NNM)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-03-01Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1211.3 | 1212.3 | 1200 | 1200 |
| Raw rating | 1210.7 | 1211.7 | 1200 | 1200 |
| Weighted rating | 1211.3 | 1212.3 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 747.5 | 756.4 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 163.3 | 163.1 | 165.8 | 165.8 |
| Highest rating | 1461.12024-08-01 | 1457.22024-08-01 | 12002024-08-01 | 12002024-08-01 |
| Highest raw rating | 1247.52024-09-01 | 1256.42024-09-01 | 12002024-08-01 | 12002024-08-01 |
| Highest weighted rating | 1247.52024-10-01 | 1256.42024-10-01 | 12002024-08-01 | 12002024-08-01 |
| Highest weighted performance | 1461.12024-08-01 | 1457.22024-08-01 | 12002024-08-01 | 12002024-08-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0.1 | 0.1 | 0 | 0 |
| New rating | 1211.4 | 1212.4 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1211.3 | 1212.3 | 1200 | 1200 |
| Raw rating | 1210.7 | 1211.7 | 1200 | 1200 |
| Weighted rating | 1211.3 | 1212.3 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 747.5 | 756.4 | 700 | 700 |
| Max/Min rating change allowed | 163.3 | 163.1 | 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 | 1210.7 | 1211.7 | 1200 | 1200 |
| New weighted rating | 1211.4 | 1212.4 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1211.4 | 1212.4 | 1200 | 1200 |
| Temp new rating +/- | 0.1 | 0.1 | 0 | 0 |
| Final new rating +/- | 0.1 | 0.1 | 0 | 0 |
| New rating | 1211.4 | 1212.4 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 747.5 | 756.4 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 4 | 4 | 0 | 0 | |
| 10 | 10 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 14 | 14 | 0 | 0 |
| Games since | |||||||||||||||||
| Main14 | Standard14 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U20 | ||||||||||||||||
| Region | Ngaka Modiri Molema (NNM) | ||||||||||||||||
| Province | Northwest (NW) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Female | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Female | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 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 | 4 | 0 | 0 | -425 | 1319.2 | 894.2 |
| Standard | 4 | 0 | 0 | -425 | 1319.2 | 894.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 14 | 5 | 35.71 | -121.4 | 1267.5 | 1146.1 |
| Standard | 14 | 5 | 35.71 | -121.4 | 1267.5 | 1146.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1210.7 | 1211.7 | 1200 | 1200 |
| 2025-09-30 | 1210.7 | 1211.7 | 1200 | 1200 |
| 2025-09-01 | 1210.7 | 1211.7 | 1200 | 1200 |
| 2025-08-01 | 1210.7 | 1211.7 | 1200 | 1200 |
| 2025-07-01 | 1210.5 | 1211.4 | 1200 | 1200 |
| 2025-06-01 | 1210.2 | 1211.1 | 1200 | 1200 |
| 2025-05-01 | 1209.7 | 1210.6 | 1200 | 1200 |
| 2025-04-01 | 1206.4 | 1206.7 | 1200 | 1200 |
| 2025-03-01 | 1210.4 | 1210.6 | 1200 | 1200 |
| 2025-02-01 | 1210.4 | 1210.2 | 1200 | 1200 |
| 2025-01-01 | 1210.4 | 1209.6 | 1200 | 1200 |
| 2024-12-01 | 1210.4 | 1209.6 | 1200 | 1200 |
| 2024-11-01 | 1210.4 | 1209.6 | 1200 | 1200 |
| 2024-10-01 | 1247.5 | 1256.4 | 1200 | 1200 |
| 2024-09-01 | 1247.5 | 1256.4 | 1200 | 1200 |
| 2024-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-07-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-09-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-05-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-04-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-03-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-02-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-01-01 | 1200 | 1200 | 1200 | 1200 |
| 2023-12-01 | 1200 | 1200 | 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 | Dr Kenneth Kaunda La Hoff PS 2025 (Open) | 2025-03-01 | 2025-03-01 | Standard | Dr Kenneth Kaunda (NWP) | 5 | 4 | 0 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Dr Kenneth Kaunda La Hoff PS 2025 (Open) | 2025-03-01 | 2025-03-01 | Standard | Dr Kenneth Kaunda (NWP) | 5 | 4 | 0 | Yes | Analysis |
| 2 | DR KKD Trails 2 2024 (U18) | 2024-10-12 | 2024-10-12 | Standard | Dr Kenneth Kaunda (NWP) | 5 | 5 | 1 | Yes | Analysis |
| 3 | North West Schools Finals 2024 (U18 Girls) | 2024-08-24 | 2024-08-24 | Standard | Ngaka Modiri Molema (NNM) | 5 | 5 | 4 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentNorth West Schools Finals 2024 | TournamentNorth West Schools Finals 2024 | ||||||
| date2024-08-24 | rnd4 | typeStandard | result1 | date2024-08-24 | rnd5 | typeStandard | result1 | ||
| OpponentNtengu, T (Tlhalefo) | OpponentSebopa, R (Regomoditswe) | ||||||||
| 2 | 2 | TournamentNorth West Schools Finals 2024 | TournamentNorth West Schools Finals 2024 | ||||||
| date2024-08-24 | rnd1 | typeStandard | result1 | date2024-08-24 | rnd2 | typeStandard | result1 | ||
| OpponentMohubu, T (Thandi) | OpponentSayed, A (Amanah) | ||||||||
| 3 | 1 | TournamentDR KKD Trails 2 2024 | TournamentDR KKD Trails 2 2024 | ||||||
| date2024-10-12 | rnd2 | typeStandard | result1 | date2024-10-12 | rnd2 | typeStandard | result1 | ||
| OpponentMafu, G (Gontse) | OpponentMafu, G (Gontse) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentNorth West Schools Finals 2024 | TournamentNorth West Schools Finals 2024 | ||||||
| date2024-08-24 | rnd4 | typeStandard | result1 | date2024-08-24 | rnd5 | typeStandard | result1 | ||
| OpponentNtengu, T (Tlhalefo) | OpponentSebopa, R (Regomoditswe) | ||||||||
| 2 | 2 | TournamentNorth West Schools Finals 2024 | TournamentNorth West Schools Finals 2024 | ||||||
| date2024-08-24 | rnd1 | typeStandard | result1 | date2024-08-24 | rnd2 | typeStandard | result1 | ||
| OpponentMohubu, T (Thandi) | OpponentSayed, A (Amanah) | ||||||||
| 3 | 1 | TournamentDR KKD Trails 2 2024 | TournamentDR KKD Trails 2 2024 | ||||||
| date2024-10-12 | rnd2 | typeStandard | result1 | date2024-10-12 | rnd2 | typeStandard | result1 | ||
| OpponentMafu, G (Gontse) | OpponentMafu, G (Gontse) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentNorth West Schools Finals 2024 | TournamentNorth West Schools Finals 2024 | ||||||
| date2024-08-24 | rnd4 | typeStandard | result1 | date2024-08-24 | rnd5 | typeStandard | result1 | ||
| OpponentNtengu, T (Tlhalefo) | OpponentSebopa, R (Regomoditswe) | ||||||||
| 2 | 2 | TournamentNorth West Schools Finals 2024 | TournamentNorth West Schools Finals 2024 | ||||||
| date2024-08-24 | rnd1 | typeStandard | result1 | date2024-08-24 | rnd2 | typeStandard | result1 | ||
| OpponentMohubu, T (Thandi) | OpponentSayed, A (Amanah) | ||||||||
| 3 | 1 | TournamentDR KKD Trails 2 2024 | TournamentDR KKD Trails 2 2024 | ||||||
| date2024-10-12 | rnd2 | typeStandard | result1 | date2024-10-12 | rnd2 | typeStandard | result1 | ||
| OpponentMafu, G (Gontse) | OpponentMafu, G (Gontse) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentNorth West Schools Finals 2024 | TournamentNorth West Schools Finals 2024 | ||||||
| date2024-08-24 | rnd4 | typeStandard | result1 | date2024-08-24 | rnd5 | typeStandard | result1 | ||
| OpponentNtengu, T (Tlhalefo) | OpponentSebopa, R (Regomoditswe) | ||||||||
| 2 | 2 | TournamentNorth West Schools Finals 2024 | TournamentNorth West Schools Finals 2024 | ||||||
| date2024-08-24 | rnd1 | typeStandard | result1 | date2024-08-24 | rnd2 | typeStandard | result1 | ||
| OpponentMohubu, T (Thandi) | OpponentSayed, A (Amanah) | ||||||||
| 3 | 1 | TournamentDR KKD Trails 2 2024 | TournamentDR KKD Trails 2 2024 | ||||||
| date2024-10-12 | rnd2 | typeStandard | result1 | date2024-10-12 | rnd2 | typeStandard | result1 | ||
| OpponentMafu, G (Gontse) | OpponentMafu, G (Gontse) | ||||||||
| # | 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 | Sebopa ,R (Regomoditswe) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 2 | Polori ,MR (Molayeng Richard) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1414 | 989 | 1413.9 | 989 | 0 | 0 | 0 | 0 | ||||||
| 3 | Smit ,A (Albert) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1465.8 | 1040.8 | 1489.3 | 1040.8 | 0 | 0 | 0 | 0 | ||||||
| 4 | Mafu ,G (Gontse) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 5 | Montwedi ,Z (Zenzi) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1121.1 | 696.1 | 1108.5 | 696.1 | 0 | 0 | 0 | 0 | ||||||
| 6 | Shole ,B (Boitshepo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1427.4 | 1002.4 | 1426.5 | 1002.4 | 0 | 0 | 0 | 0 | ||||||
| 7 | Radebe ,O (Onkarabile) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1203.4 | 778.4 | 1190 | 778.4 | 0 | 0 | 0 | 0 | ||||||
| 8 | Pretorius ,D (Donovan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1204.7 | 779.7 | 1201.5 | 779.7 | 0 | 0 | 0 | 0 | ||||||
| 9 | Ntengu ,T (Tlhalefo) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1128 | 1553 | 1113.2 | 1553 | 0 | 0 | 0 | 0 | ||||||
| 10 | Molefe ,LM (Lord Motheo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1295.6 | 870.6 | 1297.3 | 870.6 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

