Question: What is the length of the track where the 2013 Liqui Moly Bathurst 12 Hour was staged?

full_context: Document 1: 2016 Liqui Moly Bathurst 12 Hour: The 2016 Liqui Moly Bathurst 12 Hour was an endurance race for a variety of GT and touring car classes, including: GT3 cars, GT4 cars and Group 3E Series Production Cars. The event, which was staged at the Mount Panorama Circuit, near Bathurst, in New South Wales, Australia on 7 February 2016, was the fourteenth running of the Bathurst 12 Hour. It was also the opening round of the 2016 Intercontinental GT Challenge Series.
Document 2: Mount Panorama Circuit: Mount Panorama Circuit is a motor racing track located in Bathurst, New South Wales, Australia. It is situated on a hill with the dual official names of Mount Panorama and Wahluu and is best known as the home of the Bathurst 1000 motor race held each October, and the Bathurst 12 Hour event held each February. The 6.213 km long track is technically a street circuit, and is a public road, with normal speed restrictions, when no racing events are being run, and there are many residences which can only be accessed from the circuit.
Document 3: 2016 Intercontinental GT Challenge: The 2016 Intercontinental GT Challenge was the first season of the Intercontinental GT Challenge. The season featured three rounds — after the cancellation of the 6 Hours of the Americas - starting with Liqui Moly Bathurst 12 Hour on 7 February and the season concluded with the Sepang 12 Hours on 10 December.
Document 4: 2017 Intercontinental GT Challenge: The 2017 Intercontinental GT Challenge will be the second season of the Intercontinental GT Challenge. The season features four rounds, starting with the Liqui Moly Bathurst 12 Hour on 5 February, and concluding with the Sepang 12 Hours on 10 December. Laurens Vanthoor is the defending drivers' champion and Audi is the defending manufacturers' champion.
Document 5: 1997 AMP Bathurst 1000: The 1997 AMP Bathurst 1000 was the 38th running of the annual Bathurst 1000 touring car race. It was held on 5 October 1997 at the Mount Panorama Circuit just outside Bathurst in New South Wales, Australia. It was the first Bathurst 1000 race held after the controversial split between race organisers, the Australian Racing Drivers Club, and V8 Supercar, which led to Australia's leading touring car category contesting a separate 1000 kilometre race at Bathurst. This race, the 1997 Primus 1000 Classic, was held two weeks after the AMP Bathurst 1000.
Document 6: Bathurst 12 Hour: The Bathurst 12 Hour (currently known as the Liqui Moly Bathurst 12 Hour for sponsorship reasons) is an endurance race for GT and production cars held at the Mount Panorama Circuit, in Bathurst, Australia in February each year. The race was first held in 1991 for Series Production cars and moved to Sydney's Eastern Creek Raceway in 1995 before being discontinued. The race was revived in 2007, again for production cars, before adding a new class for GT3 and other GT cars in 2011. This has led to unprecedented domestic and international exposure for the event. In all, sixteen races have taken place; fifteen at Mount Panorama and one at Eastern Creek Raceway.
Document 7: 2017 Liqui Moly Bathurst 12 Hour: The 2017 Liqui Moly Bathurst 12 Hour endurance race for GT and touring car classes, GT3 and GT4 cars was staged on the Mount Panorama Circuit, near Bathurst, in New South Wales, Australia 5 February 2017. The 15th running of the Bathurst 12 Hour constituted the opening round of the 2017 Intercontinental GT Challenge Series. For the first time, the winners of the race were awarded the Australian Tourist Trophy.
Document 8: 2014 Liqui Moly Bathurst 12 Hour: The 2014 Liqui Moly Bathurst 12 Hour was an endurance race for a variety of GT and touring car classes, including: GT3 cars, GT4 cars and Group 3E Series Production Cars. The event, which was staged at the Mount Panorama Circuit, near Bathurst, in New South Wales, Australia on 9 February 2014, was the twelfth running of the Bathurst 12 Hour.
Document 9: 2017 Supercheap Auto Bathurst 1000: The 2017 Supercheap Auto Bathurst 1000 will be a motor racing event for Supercars, held on the weekend of 5 to 8 October 2017. The event will be held at the Mount Panorama Circuit near Bathurst, New South Wales, and will consist of one 1000 kilometre race. It is scheduled to be the eleventh event of fourteen in the 2017 Supercars Championship and will be Race 20 of the season. It is also the second event of the 2017 Enduro Cup.
Document 10: 2013 Liqui Moly Bathurst 12 Hour: The 2013 Liqui Moly Bathurst 12 Hour was an endurance race for a variety of GT and touring car classes, including: GT3 cars, GT4 cars, Group 3E Series Production Cars and Dubai 24 Hour cars. The event, which was staged at the Mount Panorama Circuit, near Bathurst, in New South Wales, Australia on 10 February 2013, was the eleventh running of the Bathurst 12 Hour. The race also incorporated the opening round of the 2013 Australian GT Championship. The Australian GT Championship was to compete as the first hour only and cars were permitted to enter for only that hour or to cross-enter for both the first hour and continue for the endurance race.
Document 11: 2018 Intercontinental GT Challenge: The 2018 Intercontinental GT Challenge will be the third season of the Intercontinental GT Challenge. The season will feature four rounds, starting with the Liqui Moly Bathurst 12 Hour on 4 February, and concluding with the California 8 Hours on 21 October.
Document 12: 2012 Supercheap Auto Bathurst 1000: The 2012 Supercheap Auto Bathurst 1000 was an Australian touring car motor race for V8 Supercars, the twenty-first race of the 2012 International V8 Supercars Championship. It was held on Sunday, 7 October 2012 at the Mount Panorama Circuit on the outskirts of Bathurst, New South Wales, in Australia.
Document 13: 2015 Liqui Moly Bathurst 12 Hour: The 2015 Liqui Moly Bathurst 12 Hour was an endurance race for a variety of GT and touring car classes, including: GT3 cars, GT4 cars and Group 3E Series Production Cars. The event, which was staged at the Mount Panorama Circuit, near Bathurst, in New South Wales, Australia on 8 February 2015, was the thirteenth running of the Bathurst 12 Hour.
Document 14: Bathurst 1000: The Bathurst 1000 (currently branded as the Supercheap Auto Bathurst 1000 for sponsorship reasons) is a 1,000 km touring car race held annually on the Mount Panorama Circuit in Bathurst, New South Wales, Australia. It is currently run as a championship event for Supercars.
Document 15: Bathurst Motor Festival: The Bathurst Motor Festival is an annual motor racing event held at the Mount Panorama Circuit in Bathurst, New South Wales, Australia during the Easter long weekend. The event was first held in 2011 as a replacement for the Festival of Sporting Cars and as a way to give a higher number of drivers the opportunity to drive on the circuit. The event plays host to a variety of racing categories, including production cars, sports cars, open-wheel racing cars and historic cars, which take part in sprint races, endurance races and regularity sessions. Around 300 vehicles are entered for the event each year, with crowds of up to and over 10,000 people attending the event. Car clubs also attend the event, displaying their cars within the confines of the circuit and performing parade laps. Since 2016, the Bathurst 6 Hour production car race has been the showpiece race of the event.
ground_truth: 6.213 km long