CChessStats

CHAMPIONNAT DE MADAGASCAR D'ECHECS 2025

Open SwissStandard

24 players participated in this 7-round tournament, held from 24 Aug 2025 to 28 Aug 2025 in Antananarivo, Madagascar. 4 titled players. Top 10 Elo average was 2016, and top seed was Toavina Razanadrakotoarisoa (🇲🇬 MAD, FM, 2148).

Heritiana Andrianiaina (🇲🇬 MAD, CM, 2126) won with 5.5/7, ahead of Toavina Razanadrakotoarisoa (5.5) and Dylan Rakotomaharavo (5.0). Andrianiaina shared the lead from round 1, winning on tie-break.

The biggest upset came in round 5: Nandrasana Tafita Andriamahavaly (1786) beat Randy Haja Andriantsilav (2083), a +297-point gap.

Location
🇲🇬Antananarivo, Madagascar
Dates
24 Aug 2025 → 28 Aug 2025
Time control
Standard: 90 minutes for game with 10 sec increment from move 1
System
Swiss · 7 rounds
Top seed
🇲🇬FMToavina Razanadrakotoarisoa2148
Avg top 10
2,016
Participants
24
Titled players · 4
FM×1
CM×3
Federations · 1 represented
🇲🇬Madagascar×24
Top 3

How it unfolded

Top 6 · 7 rounds

Tight race until R7; 2 players tied at 5.5/7, decided on Buchholz. Title race narrowed from 6 co-leaders at R4 to 2 at the finish.

Co-leaders
9
3
4
6
2
2
2
23.55.57R1R2R3R4R5R6R7
Andrianiaina5.5Razanadrakotoarisoa5.5Rakotomaharavo5Ratsimikatry4.5Andriamasoandro4.5Ramanakavana4.5
R7 · TIEBREAK CLUSTER

2 players finish on 5.5/7. Andrianiaina takes the title on Buchholz Cut1 (27.0).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

CM Heritiana Andrianiaina drew with FM Toavina Razanadrakotoarisoa (Black).

R1–R7 · UNBEATEN

CM Heritiana Andrianiaina went unbeaten across 7 games (R1–R7).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1CMHeritiana Andrianiaina*
½
½
—
2FMToavina Razanadrakotoarisoa
½
*
½
—
3CMDylan Rakotomaharavo
½
½
*—
4Caryl Patrick Ratsimikatry———*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Andrianiaina, HeritianaCM2126MAD+5N+15B=2N=4B+8N+11B=3N5.527.030.022.502210+15.2
2Razanadrakotoarisoa, ToavinaFM2148MAD+14B+10N=1B=3N+15B+4N=5B5.526.529.522.002197+9.2
3Rakotomaharavo, DylanCM2093MAD=17B+20N+16N=2B=4N+10B=1B5.025.027.518.252140+12.4
4Andriamasoandro, MioraCM2090MAD=13N+11B+18N=1N=3B−2B+10N4.526.529.517.002053-3.4
5Andriamihaja, Valimbavaka Rantotiana1848MAD−1B+22N+9B−8N+14B+12B=2N4.526.028.015.752064+39.4
6Ratsimikatry, Caryl Patrick1817MAD+23N−16B−12N+21N+9B+8B=7N4.521.523.014.252032+40.4
7Ramanakavana, Felicien1876MAD=20B+17N=8B−10N+22B+15N=6B4.520.522.513.501950+29.2
8Rakotomaharo, Tahina Hajanirina2005MAD+19N=18B=7N+5B−1B−6N+15B4.025.028.014.251933-12.2
9Rabeharivelojaona, Fy Ny Aina1919MAD−18N+13B−5N+19B−6N+22B+11N4.022.024.012.001865-10.0
10Rabarison, Ny Andolalaina Fitia Noah1871MAD+24N−2B=11N+7B+12N−3N−4B3.526.527.510.751936+21.6
11Andriamahavaly,Nandrasana Tafita1786MAD+12B−4N=10B+17N+16B−1N−9B3.524.027.011.251974+64.4
12Rajaonasy, Tolotra1887MAD−11N=19B+6B+13N−10B−5N+16B3.522.525.512.501864-5.0
13Andriafidison, Ranto1824MAD=4B−9N+20B−12B+21N=17N=14B3.521.023.510.501874+9.0
14Miharimanana, Fabrice1851MAD−2N=24B=19N+18B−5N+23B=13N3.521.022.08.251863+1.4
15Andrianomenjanahary, Sedranirina1888MAD+22B−1N+21B+16B−2N−7B−8N3.025.027.07.501930+6.0
16Andriantsilav, Randy Haja2083MAD+21B+6N−3B−15N−11N+19B−12N3.022.525.010.001823-92.0
17Andriatsiferantsoa, Diary Nantenaina1842MAD=3N−7B+24N−11B+18N=13B−19N3.022.523.58.251790-10.8
18Valisoa, Jean Herve1811MAD+9B=8N−4B−14N−17B=20N+23B3.021.523.08.751856+7.0
19Rahajanirina, France Frederick1817MAD−8B=12N=14B−9N+20B−16N+17B3.021.023.59.001850+9.6
20Razafemanahy, Nicolas1712MAD=7N−3B−13N=23B−19N=18B+24N2.520.521.55.501757+5.6
21Ranaivoson,Hery1820MAD−16N+23B−15N−6B−13B=24N+22N2.517.518.54.001756-26.8
22Rabemananjara, Manitra Ignace1801MAD−15N−5B+23N+24B−7N−9N−21B2.020.021.02.501691-20.6
23ANDRIANIALIMANANA,HASIMANJAKA1921MAD−6B−21N−22B=20N+24B−14N−18N1.518.019.02.251554-130.8
24Tondraza, Jean Christophe1673MAD−10B=14N−17B−22N−23N=21B−20B1.017.018.53.001522-42.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets