Raja Acharya, the prime accused in the murder of Biranchi Das, coach of child marathon runner Budhia, surrendered before the Panaji police on Monday.

Acharya walked into the Panaji police station at 2.30 pm and surrendered before the state police, who were unaware about his presence in Goa [Images] till then.

Sources said that the Orissa police had tracked down his whereabouts on the basis of the mobile number which he was using. The signals indicated that Acharya was somewhere in north Goa.

Orissa police contacted Acharya and asked him to surrender before the local police. The Goa police control room was informed about Acharya's willingness to surrender in the afternoon, they said.

However, none of the senior police officers could confirm the surrender plans till afternoon.

Panaji Police Inspector Francis Corte said the police is registering his statement and he would be produced before the magistrate to get the remand.

"We have no case against him. We will have to hand him over to Orissa police for further investigations," Inspector General of Police Kishan Kumar told PTI.