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Arias Formoso, Rodolfo

🇨🇷

FIDEFIDE 6500269· Male· Costa Rica· Born in 1956

Follow Rodolfo Arias FormosoTrack his monthly FIDE ratings, games, tournaments and more.

Rodolfo Arias Formoso, a 70-year-old player, is rated 1951. He has held steady between 1950 and 2000 for 6 months. 26 rated games in the past year (≈5/year long-term). Recent standard appearances include grenke Chess Open 2026 A-Open, World Senior Chess Championships 2025 - Over 65, and 9o Torneio Internacional de Xadrez SESC Caioba Classico. Also played 5 rapid (including 9o Torneio Internacional de Xadrez SESC Caioba Rapido) and 2 blitz events (including 9o Torneio Internacional de Xadrez SESC Caioba BLZ) recently. He had 6 career breaks: 20 months (2004–2005), 29 months (2007–2009), 15 months (2011–2013), 47 months (2013–2017), 26 months (2017–2019) and 35 months (2019–2022, COVID-19 included). His peak of 2185 was reached at age 50 (Jan 2006); he also reached #9 nationally in May 2010.

Current rating

1951

Standard

Rpd1945·Blz1973

All-time high

2185

234 pts below
Jan 2006 · age 50

Activity

24

games / yr avg. · ≈2/mo

26 past 12 mo · ≈2/mo
classical only
Moderately active

Signature stat

#36,485

#36,485 · players worldwide · of 216,808

Career timeline

18 entries
2024
100 career games
at age 68
Dec 2024
2022
3rd 65-70 player nationally
at age 66 · rated 2063
Apr 2022
2019
1st 60-65 player nationally
at age 63 · rated 2118
Dec 2019
Inactive for 35 months
paused at 2118 → returned at 2063
Apr 2019
2017
Inactive for 26 months
paused at 2110 → returned at 2118
Jan 2017
2013
Inactive for 47 months
paused at 2101 → returned at 2110
Jan 2013

Standard rating history

Last 12 months — activity & highlights

Best result
World Senior Chess Championships 2025 - Over 65
perf 2080 (+111) · 5.5/10 · #108
Top opponent
grenke Chess Open 2026 A-Open · Apr 2026 · +5.6 Elo
Evolution
+4
19471951
Tournaments
3
27 games
Score
12/ 2744.4%
6W12D9L

Last 12 months — tournaments

3 events
EventDateScoreRankPerfΔ Elo
Open Swiss
Apr 20262/8#9101879-18.4
Open Swiss
Oct 20255.5/10#1082080+41.4
Open Swiss
Jun 20254.5/8#1151950-19.4
Worst Elo result: 9o Torneio Internacional de Xadrez SESC Caioba Classico (-19.4 Elo, finished #115).

Rankings

/
Costa Rica
#42
out of 695 players
Americas
#3,933
in continent
World
#36,485
out of 400,000+

National ranking

Europe & World

Europe
World
Costa Rica
1
🇨🇷Gonzalez Acosta, BernalFollow Bernal Gonzalez AcostaTrack their monthly FIDE ratings, games, tournaments and more.
2,453
2
🇨🇷Mihajlov, SebastianFollow Sebastian MihajlovTrack their monthly FIDE ratings, games, tournaments and more.
2,372
3
🇨🇷Jimenez Garcia, EmmanuelFollow Emmanuel Jimenez GarciaTrack their monthly FIDE ratings, games, tournaments and more.
2,349
4
🇨🇷Minero Pineda, SergioFollow Sergio Minero PinedaTrack their monthly FIDE ratings, games, tournaments and more.
2,330
5
🇨🇷Valdes Romero, LeonardoFollow Leonardo Valdes RomeroTrack their monthly FIDE ratings, games, tournaments and more.
2,326
6
🇨🇷Alfaro Rojas, Alfonso JoseFollow Alfonso Jose Alfaro RojasTrack their monthly FIDE ratings, games, tournaments and more.
2,316
7
🇨🇷Duran Vega, SergioFollow Sergio Duran VegaTrack their monthly FIDE ratings, games, tournaments and more.
2,283
8
🇨🇷Murillo Tsijli, AlexisFollow Alexis Murillo TsijliTrack their monthly FIDE ratings, games, tournaments and more.
2,263
9
🇨🇷Cabezas Solano, David AlejandroFollow David Alejandro Cabezas SolanoTrack their monthly FIDE ratings, games, tournaments and more.
2,252
10
🇨🇷Angulo Perez, SebastianFollow Sebastian Angulo PerezTrack their monthly FIDE ratings, games, tournaments and more.
2,182
...
42🇨🇷Arias Formoso, Rodolfo1,951
Americas
1
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,788
3
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,754
4
🇺🇸Dominguez Perez, LeinierFollow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more.
2,732
5
🇺🇸Niemann, Hans MokeFollow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more.
2,728
6
🇺🇸Aronian, LevonFollow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more.
2,724
7
🇺🇸Liang, AwonderFollow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more.
2,718
8
🇺🇸Sevian, SamuelFollow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more.
2,696
9
🇺🇸Xiong, JefferyFollow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more.
2,656
10
🇺🇸Robson, RayFollow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more.
2,653
...
3933🇨🇷Arias Formoso, Rodolfo1,951
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,788
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,780
5
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,776
6
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
7
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,754
10
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
36485🇨🇷Arias Formoso, Rodolfo1,951