Player Page

Opperman, C (Crehasia)
Dob: 2010/06/21 (U16)
Gender: Female
Chess SA id: 2100132004
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2024/04/20 (27 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 rating1069.9
Curent Weighted rating1037.0
Curent Weighted performance936.4
Current official/published rating (highest between Raw, WR and WP)1069.9
Current floor (min rating allowed)633.6
Current highest rating achieved1133.6
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)±199.6
Current Raw change used (final)0.0
Projected new Raw rating1069.9
Projected new Weighed rating1037.7
Projected new Weighted performance936.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1069.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1133.6
Projected new floor633.6
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 rating1064.0
Curent Weighted rating1013.1
Curent Weighted performance930.7
Current official/published rating (highest between Raw, WR and WP)1064.0
Current floor (min rating allowed)620.0
Current highest rating achieved1120.0
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)±201.3
Current Raw change used (final)0.0
Projected new Raw rating1064.0
Projected new Weighed rating1015.0
Projected new Weighted performance930.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1064.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1120.0
Projected new floor620.0
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 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)700.0
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 floor700.0
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)700.0
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 floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 Eden Chess Trials 2 2024 (U16) 2024/04/13 2024/04/20 Eden (WEG) Standard 60 0.83 10 10 4.0 1040.7 1023.2 Analysis
1 Eden School Chess Trials 1 2024 (U15 Girls) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 2.0 1008.8 979.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 Eden Chess Trials 2 2024 (U16) 2024/04/13 2024/04/20 Eden (WEG) Standard 60 0.83 10 10 4.0 1040.7 1023.2 Analysis
5 Eden School Chess Trials 1 2024 (U15 Girls) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 2.0 1008.8 979.6 Analysis
4 Eden Trials 2+3 2023 (U14) 2023/04/15 2023/05/13 Eden District (WEG) Standard 60 0.83 10 8 1.0 1068.9 1047.6 Analysis
3 Eden Trails 1 2023 (U13 Girls) 2023/03/11 2023/03/11 Eden District (WEG) Standard 60 0.83 5 3 1.0 1064.9 1039.2 Analysis
2 Oudussa Proewe 1 2023 (U13 Girls) 2023/02/11 2023/02/11 Eden District (WEG) Standard 60 0.83 5 5 0.0 1133.6 1120.0 Analysis
1 Oudtshoorn Proewe 1 2020 (O11) 2020/02/15 2020/02/15 Eden District (WEG) Standard 60 0.83 5 4 0.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 15 6 0 9 6.0 40.0 -85.0 1220.3 1135.3
White 7 3 0 4 3.0 42.9 -60.7 1229.9 1169.2
Black 8 3 0 5 3.0 37.5 -106.3 1212.0 1105.7
Standard All 15 6 0 9 6.0 40.0 -85.0 1220.3 1135.3
White 7 3 0 4 3.0 42.9 -60.7 1229.9 1169.2
Black 8 3 0 5 3.0 37.5 -106.3 1212.0 1105.7
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 35 8 0 27 8.0 22.9 -230.7 1208.2 977.5
White 15 3 0 12 3.0 20.0 -255.0 1223.0 968.0
Black 20 5 0 15 5.0 25.0 -212.5 1197.1 984.6
Standard All 35 8 0 27 8.0 22.9 -230.7 1208.2 977.5
White 15 3 0 12 3.0 20.0 -255.0 1223.0 968.0
Black 20 5 0 15 5.0 25.0 -212.5 1197.1 984.6
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2090191736 Tities, N (Nickay) 2 2.0 2 0 0 100.0 1024.8 425.0 1449.8 View list
2 2100118812 Arries, J (Jizelle) 2 0.0 0 0 2 0.0 1099.3 -425.0 674.3 View list
3 1090139251 Claasen, R (Rowen) 1 1.0 1 0 0 100.0 1040.7 425.0 1465.7 View list
4 2100300771 Goliath, F (Faith-Joy) 1 1.0 1 0 0 100.0 1040.7 425.0 1465.7 View list
5 2110130748 Basson, K (Karliayah) 1 1.0 1 0 0 100.0 1068.9 425.0 1493.9 View list
6 2110149869 Korsten, D (Dominique) 1 1.0 1 0 0 100.0 1064.9 425.0 1489.9 View list
7 2100130799 Robertson, M (Melcaylinn) 1 1.0 1 0 0 100.0 1040.7 425.0 1465.7 View list
8 2100193054 Van Wyngaardt, C (Chloë) 1 1.0 1 0 0 100.0 1008.8 425.0 1433.8 View list
9 2110151060 Bakkies, K (Kate Lin) 1 0.0 0 0 1 0.0 1133.6 -425.0 708.6 View list
10 1090151074 Kock, Z (Ziyaad) 1 0.0 0 0 1 0.0 1040.7 -425.0 615.7 View list
11 2090109669 Kenzenie, K (Keisha) 1 0.0 0 0 1 0.0 1008.8 -425.0 583.8 View list
12 1110151038 Keleldas, F (Ferdriano) 1 0.0 0 0 1 0.0 1068.9 -425.0 643.9 View list
13 2110151063 Julies, M (Miche) 1 0.0 0 0 1 0.0 1133.6 -425.0 708.6 View list
14 1090131994 Hintza, K (Kishean) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 1090130777 Harris, E (Emerique) 1 0.0 0 0 1 0.0 1040.7 -425.0 615.7 View list
16 1100110342 Fielies, C (Clayton) 1 0.0 0 0 1 0.0 1068.9 -425.0 643.9 View list
17 1100131992 Du Plessis, C (Callen) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 2100151062 Draai, T (Tammy-Ann) 1 0.0 0 0 1 0.0 1133.6 -425.0 708.6 View list
19 2100119464 Daniels, R (Richall) 1 0.0 0 0 1 0.0 1008.8 -425.0 583.8 View list
20 1090193159 Damons, H (Hakeem) 1 0.0 0 0 1 0.0 1040.7 -425.0 615.7 View list