Player Page

Botha, M (Marcel)
Dob: 1985/07/23 (Adult)
Gender: Male
Chess SA id: 1850155506
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2023/05/13 (562 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
Current Raw rating1215.6
Current Weighted rating1214.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1215.6
Current highest rating achieved1215.6
Current floor (min rating allowed)715.6
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)±162.2
Current Raw change used (final)0.0
Projected new Raw rating1215.6
Projected new Weighed rating1117.8
Projected new Weighted performance369.9
Projected new final Raw rating (if new WP > new Raw)1215.6
Projected new highest rating1215.6
Projected new floor715.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1215.6
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
s
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
Current Raw rating1233.1
Current Weighted rating1231.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1233.1
Current highest rating achieved1233.1
Current floor (min rating allowed)733.1
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)±158.2
Current Raw change used (final)0.0
Projected new Raw rating1233.1
Projected new Weighed rating1133.3
Projected new Weighted performance389.4
Projected new final Raw rating (if new WP > new Raw)1233.1
Projected new highest rating1233.1
Projected new floor733.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1233.1
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
1 Ithembelihle Open 2023 (B) 2023/05/13 2023/05/13 Ekurhuleni (GE) Rapid 20 0.47 5 5 3.0 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 5 3 0 2 3.0 60.0 85.0 1361.7 1446.7
White 3 3 0 0 3.0 100.0 425.0 1200.0 1625.0
Black 2 0 0 2 0.0 0.0 -425.0 1604.2 1179.2
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 5 3 0 2 3.0 60.0 85.0 1361.7 1446.7
White 3 3 0 0 3.0 100.0 425.0 1200.0 1625.0
Black 2 0 0 2 0.0 0.0 -425.0 1604.2 1179.2
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 1110155517 Mcbride, C (Cadon Chardley) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1060155525 Sogo, L (Luyanda) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1060155523 Park, R (Riddick) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 182025885 Mthunzi, B (Brighton) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
5 1090155516 Malambula, O (Owethu) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list