Time and Frequency Traceability Services

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A Memorandum of Understanding (MoU) was signed between the ISRO Telemetry Tracking and Command Network (ISTRAC), Indian Space Research Organisation (ISRO), Department of Space and the Council of Scientific and Industrial Research (CSIR)-National Physical Laboratory (NPL), Ministry of Science and Technology, in New Delhi.

The MoU provides for time and frequency traceability services to ISRO by CSIR-NPL.

The MoU came into force from date of signing of the agreement and shall remain valid for a period of 5 years thereafter. Subsequently, the MoU will be renewed on mutual agreement between CSIR-NPL and ISTRAC/ISRO.

The scope of this MoU is the rendering by CSIR-NPL, of all the necessary actions, necessary to support the following:

Time and Frequency Traceability services from National Time Scale of CSIR-NPL to IRNWT-I and IRNWT-II of ISTRAC/ISRO through Two-way Satellite Time and Frequency Transfer (TWSTFT).

Time and Frequency Traceability services from National Time Scale of CSIR-NPL to IRNWT-I and IRNWT-II of ISTRAC/ISRO through GNSS CV.

Annual audit of IRNWT-I and IRNWT-II as per ISO/IEC 17025 for ensuring correctness and accuracy of the time traceability.

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