[IGSMAIL-6405] ALRT receiver changed

Mike Piraszewski mpirasze at nrcan.gc.ca
Mon May 23 07:21:44 PDT 2011


Author: Mike Craymer

Site ID: ALRT
DOMES No: 40162M001
Location: Alert (Ellesmere Island), Nunavut, Canada
Agency: Natural Resources Canada (NRCan), Geodetic Survey Division

Due to tracking problems that originally began in October 2010, the Ashtech Micro-Z receiver was replaced on 2011-05-20 (D140) with another of the same type. A new site log will be submitted to the IGS Central Bureau with the following changes:

3.4 Receiver Type : ASHTECH UZ-12
Satellite System : GPS
Serial Number : ZR520021002
Firmware Version : CK00
Elevation Cutoff Setting : 0 deg
Date Installed : 2009-09-09T20:55Z
Date Removed : 2011-05-20T15:45:00Z
Temperature Stabiliz. : NONE
Additional Information : Original receiver with new power supply.
Tracking less than 50% of available satellites
began 2010 D361. Tracking problems initially
appeared October 2010.

3.5 Receiver Type : ASHTECH UZ-12
Satellite System : GPS
Serial Number : UC2200511006
Firmware Version : CQ00
Elevation Cutoff Setting : 0 deg
Date Installed : 2011-05-20T15:51:30Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : NONE
Additional Information : 

Note that the receiver serial number and firmware version was incorrect in RINEX files originally submitted. Corrected files have been submitted today (2011-05-23). We apologize for any inconvenience this may have caused.

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