Amendment # 3Bid closing date change to April 6, 2023.Applicable documents, SOW, section 2.1, page 5_____________________________________________________Amendment # 2Publish Canada’s responses to Bidder’s questions_____________________________________________________Amendment # 1The purpose of this amendment is:Bid Submission DeadlineAmend SOW, page 35, section 4.4.1, Table 4-5- Deliverables, CDRL # MM-12Attendees during the Bidder’s conference held on January 17, 2023.Publish Canada’s responses to questions asked during the Bidder’s conference_____________________________________________________________As part of this contracting process, the Canadian Space Agency is seeking the services of a supplier to refine the mission design for the Arctic Observing Mission (AOM) and to provide substantiated cost estimates. Building on the work previously done under the Polar Communications and Weather (PCW) mission, this work will serve to assess and to estimate the cost of options for the implementation of mission objectives.Period of the contractThe period of the Contract is 18 months from contract awarded date.Optional bidders’ conferenceA bidders' conference will be held virtually on January 17, 2023 at 3 pm (EST) via Microsoft TEAMS. The scope of the requirement outlined in the bid solicitation will be reviewed during the conference and questions will be answered. It is recommended that bidders who intend to submit a bid attend or send a representative.