The black market rate is $2 880 while the mobile money rate is $3 200.
The plunge of the Zimbabwe dollar at the last two auctions shows that the central bank is gradually allowing the local currency to float, something that has been demanded by industry.
Offers at today’s auction ranged from $2 500 to $3 100.
A total of 503 bids from small businesses and 344 for large firms were accepted, but only 174 from small businesses and 129 from large firms were allotted a total of US$15.3 million.
Small businesses got only US$1.8 million and large businesses, US$13.5 million. They had applied for US$4.9 million and US$39 million, respectively.
The auction will be disbursing less than US$5 million from next week.