Four others on board, including two members of Srivaddhanaprabha's staff, Nursara Suknamai and Kaveporn Punpare, as well as pilot Eric Swaffer and passenger Izabela Roza Lechowicz, died in the crash.
However, only moments from clearing off the stadium, it spirals out of control and eventually crashes outside the area.
The chopper started spinning.
CCTV footage from outside the stadium has also emerged showing the helicopter falling to the ground in the stadium vehicle park after losing control.
The chopper plummeted to ground.
They suggested the most likely causes were either the chopper had hit something - such as a bird or drone - or suffered tail rotor problems.
"The pilot has clearly done an incredible job".
Mahrez swept in the only goal after an impressive run from Raheem Sterling, who pounced on a defensive mistake from Kieran Trippier to latch onto the loose ball and then go round the Tottenham defender before reaching the byline.
In a statement, Leicester said the club's thoughts were with "the Srivaddhanaprabha family and the families of all those on-board at this time of unspeakable loss".
An online book can also be signed via the club's website.
"As such, we will be offering our support to Leicester City in any way necessary in respect of this weekend's fixture".
The club said that Tuesday's first team fixture against Southampton in the EFL Cup and the development squad game against Feyenoord in the Premier League International Cup have been postponed.
There has been a steady stream of supporters arriving since the early hours of today, as supporters continue to lay their tributes, including flowers, scarves and shirts to the ever-growing shrine which now extends down one side of the stadium.
The Australian joined Leicester following an established career in the top flight of English football, and said that Srivaddhanaprabha's vision played a major role in his decision to take his talents to King Power Stadium.
Vichai's close bond with the community in Leicester was reflected in the tributes to the owner who bankrolled the team's return to the Premier League in 2014 and the improbable title triumph.
Pearson added that, "On a personal level, a manager could not have wished for a better boss".