Player Page

Nevin, M (Mariaan)
Dob: 1973/06/16 (Adult)
Gender: Female
Chess SA id: 273044810
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s): RA
Last active: 2022/09/15 (650 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 rating931.6
Current Weighted rating833.9
Current Weighted performance479.5
Current official/published rating (highest between Raw, WR and WP)931.6
Current highest rating achieved931.6
Current floor (min rating allowed)500.0
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)±243.1
Current Raw change used (final)0.0
Projected new Raw rating931.6
Projected new Weighed rating769.7
Projected new Weighted performance479.5
Projected new final Raw rating (if new WP > new Raw)931.6
Projected new highest rating931.6
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)931.6
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 rating1182.0
Current Weighted rating903.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1182.0
Current highest rating achieved1182.0
Current floor (min rating allowed)682.0
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)±170.1
Current Raw change used (final)0.0
Projected new Raw rating1182.0
Projected new Weighed rating837.9
Projected new Weighted performance138.5
Projected new final Raw rating (if new WP > new Raw)1182.0
Projected new highest rating1182.0
Projected new floor682.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1182.0
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 rating608.4
Current Weighted rating608.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)608.4
Current highest rating achieved609.2
Current floor (min rating allowed)500.0
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)±385.2
Current Raw change used (final)0.0
Projected new Raw rating608.4
Projected new Weighed rating559.7
Projected new Weighted performance401.8
Projected new final Raw rating (if new WP > new Raw)608.4
Projected new highest rating609.2
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)608.4
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 rating563.2
Current Weighted rating563.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)563.2
Current highest rating achieved563.2
Current floor (min rating allowed)500.0
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)±410.8
Current Raw change used (final)0.0
Projected new Raw rating563.2
Projected new Weighed rating518.1
Projected new Weighted performance155.1
Projected new final Raw rating (if new WP > new Raw)563.2
Projected new highest rating563.2
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)563.2
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 PECC 20/20 2022 2022/09/01 2022/09/15 Nelson Mandela Bay (ENM) Rapid 25 0.54 6 4 0.0 761.1 609.2 Analysis
5 Ulitmate Chess Open 2019 (Rapid B) 2019/11/30 2019/11/30 Nelson Mandela Bay (ENM) Rapid 20 0.47 6 5 1.5 722.6 579.6 Analysis
4 Ulitmate Chess Open 2019 (Blitz B) 2019/11/30 2019/11/30 Nelson Mandela Bay (ENM) Blitz 5 0.18 6 5 2.0 722.6 500.0 Analysis
3 Presidents Cup 2019 2019/04/11 2019/04/11 Nelson Mandela Bay (ENM) Standard 60 0.83 5 1 1.0 689.7 653.2 Analysis
2 Ultimate Chess Open 2018 (D) 2018/12/01 2018/12/01 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 4.0 565.2 500.0 Analysis
1 ACL Chess Festival 2018 (Rapid) 2018/10/07 2018/10/07 Cape Town (WCT) Rapid 35 0.66 5 5 2.5 500.0 500.0 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 25 10 2 13 11.0 44.0 -51.0 1192.3 1141.3
White 14 7 1 6 7.5 53.6 30.4 1225.0 1255.3
Black 11 3 1 7 3.5 31.8 -154.5 1150.7 996.2
Standard All 6 5 0 1 5.0 83.3 283.3 1189.5 1472.8
White 4 4 0 0 4.0 100.0 425.0 1290.8 1715.8
Black 2 1 0 1 1.0 50.0 0.0 986.8 986.8
Rapid All 14 3 2 9 4.0 28.6 -182.1 1200.9 1018.8
White 7 2 1 4 2.5 35.7 -121.4 1196.8 1075.4
Black 7 1 1 5 1.5 21.4 -242.9 1205.0 962.1
Blitz All 5 2 0 3 2.0 40.0 -85.0 1171.6 1086.6
White 3 1 0 2 1.0 33.3 -141.7 1202.9 1061.2
Black 2 1 0 1 1.0 50.0 0.0 1124.8 1124.8
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2850106681 Spence, C (Chantelle) 2 1.5 1 1 0 75.0 722.6 212.5 935.1 View list
2 110088370 Spence, K (Kayden) 1 1.0 1 0 0 100.0 722.6 425.0 1147.6 View list
3 181076444 Baboo, M (Mubeen) 1 1.0 1 0 0 100.0 565.2 425.0 990.2 View list
4 107085128 Deal, T (Trent) 1 1.0 1 0 0 100.0 500.0 425.0 925.0 View list
5 174014052 Jenecker, D (Deon) 1 1.0 1 0 0 100.0 689.7 425.0 1114.7 View list
6 1710107391 Kivido, D (Dean) 1 1.0 1 0 0 100.0 565.2 425.0 990.2 View list
7 1920106733 Lee, M (Mixy) 1 1.0 1 0 0 100.0 500.0 425.0 925.0 View list
8 1790107390 Le Roux, R (Randall) 1 1.0 1 0 0 100.0 565.2 425.0 990.2 View list
9 1720107397 Muller, K (Kurt) 1 1.0 1 0 0 100.0 565.2 425.0 990.2 View list
10 209079855 Van Der Merwe, S (Sarah) 1 1.0 1 0 0 100.0 722.6 425.0 1147.6 View list
11 106090633 Minnie, M (Murray) 1 0.5 0 1 0 50.0 500.0 0.0 500.0 View list
12 208072312 Snijders, C (Carla) 1 0.0 0 0 1 0.0 500.0 -425.0 75.0 View list
13 1060099229 Shogole, M (Mnandisi) 1 0.0 0 0 1 0.0 722.6 -425.0 297.6 View list
14 1120146552 Robertson, H (Hiram) 1 0.0 0 0 1 0.0 761.1 -425.0 336.1 View list
15 206077390 Manto, M (Martha) 1 0.0 0 0 1 0.0 722.6 -425.0 297.6 View list
16 108085405 Knox, S (Steven) 1 0.0 0 0 1 0.0 722.6 -425.0 297.6 View list
17 103051785 Jenecker, J (Jayden) 1 0.0 0 0 1 0.0 761.1 -425.0 336.1 View list
18 205064819 Holroyd, K (Kea) 1 0.0 0 0 1 0.0 722.6 -425.0 297.6 View list
19 206077315 Gardener, A (Angelique) 1 0.0 0 0 1 0.0 500.0 -425.0 75.0 View list
20 1750104117 Crone, DRM (David) 1 0.0 0 0 1 0.0 565.2 -425.0 140.2 View list