[3] Deoban located just south east of Mana Peak and west of Bidhan.

[4] In August 2009 a nine members team of Ordinance Factories Mountaineers & Trekkers from west Bengal Led by Samrat Basu.

In the post monsoon season approached Deoban from the Amrit Ganga valley.

They established their base camp on the right bank of Amrit Ganga at Eri Udiyar.

On 28 August Samrat Basu with Ashim Ghosh, Tapas Dey, Prosenjit Bagchi along with 4 high altitude supporters reached the summit.