Player Page

Petrie, D (Declan)
Dob: 2008/08/06 (U18)
Gender: Male
Chess SA id: 108087233
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s):
Last active: 2020/03/15 (1526 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 rating1290.3
Curent Weighted rating1290.3
Curent Weighted performance618.4
Current official/published rating (highest between Raw, WR and WP)1290.3
Current floor (min rating allowed)790.3
Current highest rating achieved1290.3
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)±145.8
Current Raw change used (final)0.0
Projected new Raw rating1290.3
Projected new Weighed rating1290.3
Projected new Weighted performance618.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1290.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1290.3
Projected new floor790.3
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 rating1273.9
Curent Weighted rating1273.9
Curent Weighted performance604.2
Current official/published rating (highest between Raw, WR and WP)1273.9
Current floor (min rating allowed)773.9
Current highest rating achieved1273.9
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)±149.2
Current Raw change used (final)0.0
Projected new Raw rating1273.9
Projected new Weighed rating1273.9
Projected new Weighted performance604.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1273.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1273.9
Projected new floor773.9
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 rating831.2
Curent Weighted rating831.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)831.2
Current floor (min rating allowed)500.0
Current highest rating achieved831.2
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)±280.4
Current Raw change used (final)0.0
Projected new Raw rating831.2
Projected new Weighed rating831.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)831.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating831.2
Projected new floor500.0
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 rating871.2
Curent Weighted rating871.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)871.2
Current floor (min rating allowed)500.0
Current highest rating achieved871.2
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)±264.9
Current Raw change used (final)0.0
Projected new Raw rating871.2
Projected new Weighed rating871.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)871.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating871.2
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
19 2020 Boardwalk Pearson Open Chess Festival (Open) 2020/03/14 2020/03/15 Nelson Mandela Bay (ENM) Standard 90 0.94 5 5 2.5 1288.9 1263.8 Analysis
18 2020 NMBCU Chess Trials 2 2020 (U14) 2020/03/07 2020/03/07 Nelson Mandela Bay (ENM) Standard 62 0.84 5 5 3.5 1288.9 1263.8 Analysis
17 2020 NMBCU Chess Trial 1 (U14) 2020/02/08 2020/02/09 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 5.0 1242.2 1195.0 Analysis
16 2019 South African Junior Team Championships (U12B) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 3.0 1250.8 1193.4 Analysis
15 Ulitmate Chess Open 2019 (Rapid C) 2019/11/30 2019/11/30 Nelson Mandela Bay (ENM) Rapid 20 0.47 6 6 5.0 1196.2 632.4 Analysis
14 Ulitmate Chess Open 2019 (Blitz C) 2019/11/30 2019/11/30 Nelson Mandela Bay (ENM) Blitz 5 0.18 6 6 6.0 1196.2 632.4 Analysis
13 NMBYCC Closed 2019 (U12) 2019/07/26 2019/07/27 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1198.5 1197.8 Analysis
12 Nelson Mandela Bay Junior Trials 4 2019 (U12) 2019/07/12 2019/07/13 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1198.5 1197.8 Analysis
11 NMBJCU Trials 3 2019 (U12) 2019/05/10 2019/05/11 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1191.5 1186.6 Analysis
10 Nelson Mandela Bay Junior Chess Trials 2 2019 (U12) 2019/04/05 2019/04/06 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 4.0 1110.1 1108.5 Analysis
9 NMBCU Trials 1 2019 (U12) 2019/03/08 2019/03/09 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 3.0 1062.5 1065.3 Analysis
8 South African Junior Team Championships 2018 (U12B) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 3.5 979.0 966.9 Analysis
7 Ultimate Chess Open 2018 (C) 2018/11/30 2018/12/01 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 979.0 966.9 Analysis
6 NMBJC Closed 2018 (U12) 2018/07/27 2018/07/28 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 970.0 963.3 Analysis
5 NMB Youth Chess Trial 3 2018 (U12) 2018/05/11 2018/05/12 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 835.1 863.2 Analysis
4 NMB Second Trials 2018 (U12) 2018/04/20 2018/04/22 Nelson Mandela Bay (ENM) Standard 120 1.00 5 4 1.0 845.9 888.0 Analysis
3 NMB First Trails 2018 (U12) 2018/03/23 2018/03/24 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 702.5 716.8 Analysis
2 2018 Boardwalk Pearson Open (B) 2018/03/17 2018/03/18 Nelson Mandela Bay (ENM) Standard 60 0.83 7 7 2.0 702.5 716.8 Analysis
1 Registration Tournament 2018 (B) 2018/02/23 2018/02/24 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 3.0 632.4 632.4 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 111 60 5 46 62.5 56.3 53.6 1148.7 1202.3
White 56 34 2 20 35.0 62.5 106.3 1151.8 1258.1
Black 55 26 3 26 27.5 50.0 0.0 1145.4 1145.4
Standard All 99 49 5 45 51.5 52.0 17.2 1145.6 1162.7
White 50 28 2 20 29.0 58.0 68.0 1150.6 1218.6
Black 49 21 3 25 22.5 45.9 -34.7 1140.4 1105.7
Rapid All 6 5 0 1 5.0 83.3 283.3 1166.5 1449.9
White 3 3 0 0 3.0 100.0 425.0 1148.2 1573.2
Black 3 2 0 1 2.0 66.7 141.7 1184.9 1326.6
Blitz All 6 6 0 0 6.0 100.0 425.0 1181.9 1606.9
White 3 3 0 0 3.0 100.0 425.0 1175.4 1600.4
Black 3 3 0 0 3.0 100.0 425.0 1188.3 1613.3
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 108057432 Lamont, J (Joshua) 4 0.0 0 0 4 0.0 924.8 -425.0 499.8 View list
2 108085405 Knox, S (Steven) 3 1.5 1 1 1 50.0 1226.3 0.0 1226.3 View list
3 109067367 Peter, N (Noah) 3 0.0 0 0 3 0.0 1123.7 -425.0 698.7 View list
4 1120112095 Claassen, E (Enrique) 2 2.0 2 0 0 100.0 1196.2 425.0 1621.2 View list
5 2090099504 Freeman, N (Nicole) 2 2.0 2 0 0 100.0 1196.2 425.0 1621.2 View list
6 2090107383 Munir, A (Ainy) 2 2.0 2 0 0 100.0 1150.8 425.0 1575.8 View list
7 108067366 Ngindana, K (Kungawo) 2 2.0 2 0 0 100.0 1106.1 425.0 1531.1 View list
8 2080111079 Ntlanganiso, S (Siwe) 2 2.0 2 0 0 100.0 1130.5 425.0 1555.5 View list
9 107094411 Oosthuizen, R (Rualdt) 2 2.0 2 0 0 100.0 667.5 425.0 1092.5 View list
10 1070112074 Phuzi, M (Mpumezo) 2 2.0 2 0 0 100.0 1196.2 425.0 1621.2 View list
11 1080099515 Ragaval, T (Thearsony) 2 2.0 2 0 0 100.0 836.3 425.0 1261.3 View list
12 2080111074 Steffens, L (Luchelle) 2 2.0 2 0 0 100.0 1195.0 425.0 1620.0 View list
13 2110099521 Kritzinger, L (Lune) 2 1.5 1 1 0 75.0 1087.6 212.5 1300.1 View list
14 207052418 Bruintjies, HC (Hailey) 2 1.0 1 0 1 50.0 972.4 0.0 972.4 View list
15 1090111078 Oyiya, O (Owethu) 2 1.0 1 0 1 50.0 1220.3 0.0 1220.3 View list
16 110087673 Van Der Merwe, L (Lucas) 2 1.0 1 0 1 50.0 1195.0 0.0 1195.0 View list
17 1090101544 Joubert, A (Aiden) 2 0.0 0 0 2 0.0 1044.5 -425.0 619.5 View list
18 109087632 Kivido, Z (Zach) 2 0.0 0 0 2 0.0 1195.0 -425.0 770.0 View list
19 1070099513 Ah Shene, G (Garcia) 1 1.0 1 0 0 100.0 845.9 425.0 1270.9 View list
20 109076930 Els, R (Regardt) 1 1.0 1 0 0 100.0 1250.8 425.0 1675.8 View list