Career
She holds a personal best of 2:00.93 minutes for the event, which she set indoors in 2014. She represented Switzerland in age-category international competitions and her first senior medal came in the European Team Championships in 2013. She was a semi-finalist at the 2013 European Athletics Indoor Championships and came fourth at the 2014 IAAF World Indoor Championships.
Early life and career Born in Mosnang, she began running as a child.
She became more serious about the sport as a teenager and joined the local sports club KTV Bütschwil. Initially she did long-distance road running but focused on middle-distance track running after working with the club
She made her first appearances at the senior national level in 2008, coming fourth in the 800 m at the Swiss indoors and seventh at the Swiss outdoor championships. She improved her best to 2:06.20 minutes at the 2009 European Athletics Junior Championships, but was a little slower in the final and finished seventh.
She also ran in the 1500 metres that year and was runner-up at the Swiss championships and ended the year with a best of 4:29.01 minutes.
Büchel ran a personal best of 2:05.95 minutes in 2010, but did not get past the semi-final stage at the 2010 World Junior Championships in Athletics. She continued to improve her times, recording 2:04.25 minutes for fifth at the 2011 European Athletics U23 Championships. She did manage to improve her best to 2:04.02 minutes in August, however.
Senior competition After winning another national indoor title she ran a best of 2:01.64 minutes in the semi-finals at the 2013 European Athletics Indoor Championships.
A second outdoor national title was followed by a new outdoor best of 2:01.66 minutes in Amsterdam. Outdoor 400 metres – 55.37 sec (2013) 800 metres – 2:00.14 minimum (2015) 1500 metres – 4:27.96 minimum (2011) Indoor 800 metres – 2:00.93 minimum (2014) 800 m indoor: 2011, 2012, 2013, 2014.