Indian Astronomical Observatory, Hanle


IAO Sky Condition (Live):Day

IAO Sky Condition (Live):Nightsky

IAO Meteosat Image | Satellite Images

2m HCT Call for Proposals

HCT Schedule: 2017 Cycle2 (2017 May - August)

2017 Cycle2 Accepted Proposals

Information for Guest Observers

Guidelines for HCT time allocation and Data Policy

Important Notice For All Observers

  • ANNUAL MAINTENANCE: HCT Annual Maintenance if scheduled during 2017 August 1-15. The telescope will not be available for observations during this period.
  • To ensure the safety of components, the telescope will not be operated when the ambient temperature is below -20 deg C.
    The dome shall also be closed at this temperature limit


    Indian Astronomical Observatory
    Indian Institute of Astrophysics
    Post Box No. 100, Leh-Ladakh 194 101 INDIA
    Tel : 91 (01982) 252195, 253104

    Last updated on: June 22, 2017