Scoring was tough at the Usha Army Ladies and Juniors Golf 2012, but Aditi Ashok turned in a four-over 76 to move into joint lead along with overnight leader Mehar Atwal in Secunderabad on Tuesday.
Aditi and Mehar are now at 12-over 156, a shot ahead of third placed Gursimar Badwal (77).
The only other player to score in the 70s on the second day was Amandeep Drall (81-79), who is fourth at 160.
Milie Saroha (81-80) and Anisha Padukone (80-81) were tied for fifth, while Gauri Monga (82-81) was seventh.
Millie Saroha and Raksha Phadke (83-81) headed Category A, while Aditi and Ridhima Dilawari (86-83) were the top two players in Category B.
Harnemat Toor Singh (93-90) was the leader in Category C ahead of Tanrika Singh (96-91). In Category D, Tanishka Kumar (86-86) was the leader while Vasundhara Tihara (91-91) was in second place.