The incident, which took spot soon aft 13:30 BST connected Saturday, led to the evacuation of the Yorkshire Wildlife Park.
An eyewitness described seeing Chapman wearing headphones and "pacing around" adjacent the enclosure earlier helium went in.
Mobile telephone footage, believed to beryllium from Chapman, appears to amusement the wrong of the enclosure arsenic helium approaches the tiger crossed a spot of grass.
The parkland would reopen connected Friday for the archetypal clip since the fatal incident, a spokesperson confirmed.
In a statement, they said that unit members' "heartfelt sympathies" remained with Chapman's household and loved ones.
"The information and wellbeing of our visitors, unit squad and animals stay our highest priority," they added.
"As we invited visitors back, we would inquire everyone to beryllium knowing and respectful towards our unit team, who person shown tremendous professionalism and dedication during an exceptionally hard time.
"We are providing specializer trauma enactment and ongoing attraction for those affected.
"We proceed to assistance South Yorkshire Police and different applicable agencies with their ongoing inquiries into the circumstances of this tragic incident."
A parkland spokesperson antecedently said the uncommon Amur tiger involved, called Altai, remained safely successful the enclosure and would not beryllium euthanised.
A wellness and information probe has besides been launched by City of Doncaster Council.
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