Merak is a village on the southern banks of Pangong Tso, near Spangmik on the south India-China border in the Leh District, Ladakh.

Merak is situated 176 kilometers east of Leh, on the southern banks of Pangong Tso.

It is directly opposite to Finger 3 which is located on the northern bank of the lake.

[2] In 2018, a telescope was installed to study solar chromosphere at Indian Astronomical Observatory, Merak.

[4] Stable Auroral Red (SAR) arcs were observed in Merak in November 2023[5][6] and during the May 2024 solar storms.