The 19-year-old Erigaisi, who had gone right down to compatriot Vidit Santosh Gujrathi to make a shedding begin within the occasion, is at present in fifth place after eight rounds.
The win over Norwegian celebrity Carlsen within the seventh spherical early on Sunday was the Indian’s first over the world champion.
Erigaisi received three straight video games, beating Nils Grandelius (Sweden), Daniel Naroditsky (USA) and Carlsen earlier than settling for a draw in opposition to Jan-Krzyszstof Duda (Poland).
He has 15 factors and is in fifth place behind Uzbekistan’s Nodirbek Abdusattorov (17 factors), Shahkriyar Mamedyarov (Azerbaijan) and Carlsen (each 16) and Duda (15).
Erigaisi had final month misplaced to Carlsen within the remaining of the Julius Baer Era Cup on-line event. His 54-move win over the world champion enabled him to bounce again after a gradual begin to the occasion and introduced him again within the prime eight.
One other Indian D Gukesh is in sixth place with 12 factors after blended fortunes on the second day of the preliminaries.
After beating fellow countryman P Harikrishna in spherical 5, he misplaced to Abdusattorov and Naroditsky within the sixth and eighth spherical respectively. In between, he beat Grandelius within the seventh.
The opposite Indian gamers within the fray, Gujrathi, Aditya Mittal and Harikrishna are in tenth, eleventh and fifteenth spots after eight rounds of the 15-round preliminary part.
Gujrathi had a powerful win over world speedy champion Abdusattorov however attracts in opposition to Grandelius and Naroditsky and a defeat by the hands of Carlsen pegged him again.
Carlsen has not been at his greatest thus far, having suffered two defeats (to Mamedyarov and Erigaisi) and escaped with a draw in opposition to younger Indian GM Mittal in spherical 4.
He faces Gukesh within the ninth spherical.
The Aimchess Fast event is a part of the Meltwater Champions Tour and options 16 gamers, together with 5 from India.