Player Page

Opperman, C (Caleb)
Dob: 2010/07/05 (U16)
Gender: Male
Chess SA id: 1100110495
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Last active: 2023/06/10 (315 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1164.0
Curent Weighted rating1169.3
Curent Weighted performance797.8
Current official/published rating (highest between Raw, WR and WP)1169.3
Current floor (min rating allowed)709.4
Current highest rating achieved1209.4
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±174.5
Current Raw change used (final)0.0
Projected new Raw rating1164.0
Projected new Weighed rating1168.4
Projected new Weighted performance797.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1168.4
Projected effective change (new Official - current Official)-0.9
Projected new highest rating1209.4
Projected new floor709.4
Projected new K-facor36
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1158.0
Curent Weighted rating1158.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1158.0
Current floor (min rating allowed)662.8
Current highest rating achieved1162.8
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±176.0
Current Raw change used (final)0.0
Projected new Raw rating1158.0
Projected new Weighed rating1158.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1158.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1162.8
Projected new floor662.8
Projected new K-facor40
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1175.6
Curent Weighted rating1185.6
Curent Weighted performance842.6
Current official/published rating (highest between Raw, WR and WP)1185.6
Current floor (min rating allowed)751.2
Current highest rating achieved1251.2
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±171.7
Current Raw change used (final)0.0
Projected new Raw rating1175.6
Projected new Weighed rating1183.8
Projected new Weighted performance842.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1183.8
Projected effective change (new Official - current Official)-1.8
Projected new highest rating1251.2
Projected new floor751.2
Projected new K-facor36
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)751.2
Current highest rating achieved1200.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1200.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1200.0
Projected new floor751.2
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
10 Upper West Coast Top Schools Championship 2023 (U13) 2023/06/10 2023/06/10 West Coast (WCU) Rapid 30 0.60 5 5 2.0 1177.8 1200.8 Analysis
9 West Coast Schools Chess Grand Challenge 2022 (PS Development) 2022/10/29 2022/10/29 West Coast (WCU) Rapid 30 0.60 5 4 1.0 1202.0 1251.2 Analysis
8 Bo-Weskus Top Skole 2022 (O13) 2022/06/11 2022/06/11 West Coast (WCU) Rapid 30 0.60 5 3 3.0 1170.7 1198.3 Analysis
7 Western Cape Schools 2021 (U11 Boys) 2021/10/23 2021/10/23 Overberg (WOS) Rapid 35 0.66 5 5 1.0 1198.5 1245.1 Analysis
6 West Coast Primary Schools Prestige 2021 (U11) 2021/09/18 2021/09/18 West Coast (WCU) Rapid 30 0.60 5 5 3.0 1172.6 1222.4 Analysis
5 Upper West Coast 2021 (U11) 2021/09/04 2021/09/04 West Coast (WCU) Rapid 20 0.47 6 6 3.0 1172.6 1222.4 Analysis
4 Bo-Weskus Skole Prestige 2020 (O11 Seuns) 2020/02/15 2020/02/15 West Coast (WCU) Standard 60 0.83 6 6 3.0 1173.8 1154.8 Analysis
3 Western Cape Top Schools 2019 (U9 Mix) 2019/08/31 2019/09/01 Cape Winelands (WCW) Standard 60 0.83 5 5 2.0 1183.1 1162.8 Analysis
2 Weskus Skole Prestige Skaak Kampioenskappe 2019 (O9 Seuns) 2019/03/02 2019/04/06 West Coast (WCU) Standard 60 0.83 6 6 2.0 1209.4 1200.0 Analysis
1 Bo-Weskus Skole Skaak Prestige 2019 (O9 Seuns) 2019/02/16 2019/02/16 West Coast (WCU) Rapid 30 0.60 7 7 4.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Standard All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 52 23 2 27 24.0 46.2 -32.7 1200.8 1168.1
White 24 13 0 11 13.0 54.2 35.4 1197.9 1233.3
Black 28 10 2 16 11.0 39.3 -91.1 1203.2 1112.2
Standard All 17 6 2 9 7.0 41.2 -75.0 1200.3 1125.3
White 8 4 0 4 4.0 50.0 0.0 1191.2 1191.2
Black 9 2 2 5 3.0 33.3 -141.7 1208.4 1066.8
Rapid All 35 17 0 18 17.0 48.6 -12.1 1201.0 1188.9
White 16 9 0 7 9.0 56.3 53.1 1201.3 1254.4
Black 19 8 0 11 8.0 42.1 -67.1 1200.8 1133.7
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1100110502 Wentzel, M (Morne) 3 0.0 0 0 3 0.0 1181.7 -425.0 756.7 View list
2 1100110517 Cloete, R (Roger) 2 2.0 2 0 0 100.0 1186.9 425.0 1611.9 View list
3 1110131947 Bester, J (Juandre) 2 1.0 1 0 1 50.0 1172.6 0.0 1172.6 View list
4 1100105103 Collair, H (Houston) 2 0.0 0 0 2 0.0 1204.0 -425.0 779.0 View list
5 110090536 Stewe, R (Raphael) 2 0.0 0 0 2 0.0 1186.3 -425.0 761.3 View list
6 2100106826 Hendricks, L (Lakeisha) 1 1.0 1 0 0 100.0 1183.1 425.0 1608.1 View list
7 110093562 Ghal, M (Miguel) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1100110511 Blankenberg, J (Joel) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1100110514 Albertyn, J (Jowaiden) 1 1.0 1 0 0 100.0 1173.8 425.0 1598.8 View list
10 2110099723 Cardinal, J (Jacelynn) 1 1.0 1 0 0 100.0 1172.6 425.0 1597.6 View list
11 1100110513 Boyes, R (Raynard) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1100110246 Du Plessis, J (Jason) 1 1.0 1 0 0 100.0 1209.4 425.0 1634.4 View list
13 1110134293 Davidson, C (Caden) 1 1.0 1 0 0 100.0 1172.6 425.0 1597.6 View list
14 2120110479 Joseph, N (Nashadine) 1 1.0 1 0 0 100.0 1177.8 425.0 1602.8 View list
15 2110131778 Kleynhans, C (Caylen) 1 1.0 1 0 0 100.0 1172.6 425.0 1597.6 View list
16 1100134714 Kouter, C (Carlyle) 1 1.0 1 0 0 100.0 1172.6 425.0 1597.6 View list
17 2100138347 Lawan, A (Alcadya) 1 1.0 1 0 0 100.0 1170.7 425.0 1595.7 View list
18 2140143127 Mokwena, N (Nontsomi) 1 1.0 1 0 0 100.0 1202.0 425.0 1627.0 View list
19 2110111789 Owies, C (Chamica) 1 1.0 1 0 0 100.0 1172.6 425.0 1597.6 View list
20 2090110389 Owies, K (Kaylee-Ann) 1 1.0 1 0 0 100.0 1170.7 425.0 1595.7 View list