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</o:shapelayout></xml><![endif]--></head><body lang=EN-AU link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>Author: Nick Dando<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>Geoscience Australia<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>Australian Regional GPS Network<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>****************************************************************************<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>Site ID : HOB2<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>DOMES No: 50116M004<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>Location: Hobart, Tasmania, Australia <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>****************************************************************************<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>Dear Colleagues,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>Please be advised that the external reference frequency at HOB2 experienced problems between 2013-07-04T12:30Z and 2013-07-05T01:00Z. Preliminary inspection of HOB2 RINEX data has shown tracking was affected between 21:00 and 23:00 UTC for DOY 185, [hob21850.13d.Z]. The Maser is now believed to be stable.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>We apologise for the inconvenience. <o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#333333;mso-fareast-language:EN-AU'>Nicholas Dando <br></span></b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#333333;mso-fareast-language:EN-AU'>National Geospatial Reference Systems</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";mso-fareast-language:EN-AU'><o:p></o:p></span></p><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#333333;mso-fareast-language:EN-AU'>Minerals and Natural Hazards Division </span><b><span style='font-size:10.0pt;font-family:"Times New Roman","serif";color:#333333;mso-fareast-language:EN-AU'>|</span></b><span style='font-size:10.0pt;font-family:"Times New Roman","serif";color:#333333;mso-fareast-language:EN-AU'> </span><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333;mso-fareast-language:EN-AU'>GEOSCIENCE AUSTRALIA</span></b><span style='font-size:12.0pt;font-family:"Times New Roman","serif";mso-fareast-language:EN-AU'><o:p></o:p></span></p></div><div style='margin-bottom:6.0pt'><p class=MsoNormal style='line-height:50%'><b><span style='font-family:"Arial","sans-serif";color:#29627D;mso-fareast-language:EN-AU'>__________________________________________________</span></b><b><span style='font-family:"Arial","sans-serif";color:#943634;mso-fareast-language:EN-AU'>__________</span></b><span style='font-size:12.0pt;line-height:50%;font-family:"Times New Roman","serif";mso-fareast-language:EN-AU'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333;mso-fareast-language:EN-AU'>Email: <a href="mailto:Nicholas.Dando@ga.gov.au" title="mailto:Nicholas.Dando@ga.gov.au"><span style='color:#333333;text-decoration:none'>Nicholas.Dando@ga.gov.au</span></a> Web: <a href="http://www.ga.gov.au/" title="http://www.ga.gov.au/"><span style='color:#333333;text-decoration:none'>www.ga.gov.au</span></a></span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";mso-fareast-language:EN-AU'><o:p></o:p></span></p></div><div style='margin-top:6.0pt'><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#333333;mso-fareast-language:EN-AU'>Cnr Jerrabomberra Avenue and Hindmarsh Drive Symonston ACT</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";mso-fareast-language:EN-AU'><o:p></o:p></span></p></div><div style='margin-bottom:6.0pt'><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#333333;mso-fareast-language:EN-AU'>GPO Box 378 Canberra ACT 2601 Australia</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";mso-fareast-language:EN-AU'><o:p></o:p></span></p></div></div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#333333;mso-fareast-language:EN-AU'>Applying geoscience to Australia’s most important challenges<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#333333;mso-fareast-language:EN-AU'><o:p> </o:p></span></b></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#333333;mso-fareast-language:EN-AU'><o:p> </o:p></span></b></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoPlainText>>>>There was a power outage at Mt Pleasant last night for 2 hours from<o:p></o:p></p><p class=MsoPlainText>>>>10.35 PM local time or so. (Thurs 4<sup>th</sup> July 12:35 UTC)<o:p></o:p></p><p class=MsoPlainText>>>>The generator ran during that time. Most things on a UPS coped during the switch over from Mains to generator and back.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>>>>The circuit breaker powering the NASA maser tripped and the batteries exhausted some time before I arrived at work. So the maser lost >>>power completely.<o:p></o:p></p><p class=MsoPlainText>>>>This would have affected the GA GPS observations.<o:p></o:p></p><p class=MsoPlainText>>>>This morning's work was restoring the NASA maser to operation. It has been reasonably stable since 0100 UT on July 5th.<o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p></div>
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