IGS Station: alrt

Station Information

IGS Reference Frame SiteAn IGS Reference Frame site

current site log
    alrt_20100208.log
   older site logs below
site photos
(none found)
No data detected since day of year 240 (5 Days)
Most Recent Mail 
   002962  01Jul2010 Mike Craymer      Subject:  ALRT data submissions resume
Older Mail (below)
Recent data quality plots (documented here) 45 day averages and standard deviations
alrt in blue
all other IGS sites in red
Recent daily number of observations


Daily number of observations


Recent cycle slips X1000/observations


Cycle slips X1000/observations


Recent RMS MP1 (L1 Multipath)


RMS MP1 (L1 Multipath)


Recent RMS MP2 (L2 Multipath)


RMS MP2 (L2 Multipath)


Position residuals (cumulative minus weekly)
for the past 2 years (details)
 Most recent week
alrt in blue
all other IGS sites in red
North Residuals


North Residuals


East Residuals


East Residuals


Height Residuals


Height Residuals


Recent daily data file latency performance (details)
Data seen at: CDDIS,IGN,SIO 		90-day averages and standard deviations
alrt in blue
all other IGS daily sites in red
Latency of each daily file


Average latency of recent daily files


Recent hourly data file latency performance (details)
Data seen at: (none recently) 		3-day averages and standard deviations
alrt in blue
all other IGS hourly sites in red
Latency of each hourly file

(None Found)

Average latency of recent hourly files

(None Found)

Usage in IGS products during the past 90 days (details)

  CODE NRCan ESOC GFZ GOP JPL MIT NOAA/NGS SIO USNO
Final Orbit: X X X X   X X X X  
Rapid Orbit: X X   X       X X  
Ultra Orbit:                    
Final Clock: X   X X   X        
Rapid Clock:                    
Final Trop:                    
NRT Trop:                    

  CODE ESOC JPL UPC
Final Iono:        
Rapid Iono:        

Older Mail 
002951  27Jun2010 Mike Craymer      Subject:  ALRT data submission delays
002718  08Feb2010 Mike Craymer      Subject: ALRT antenna snow removal 2010-01-28 &  2010-02-08
002689  25Jan2010 Mike Craymer      Subject: ALRT antenna snow removal 2010-01-25
002579  24Oct2009 Mike Craymer      Subject: ALRT data recovered for Days 232-252
002568  17Oct2009 Mike Craymer      Subject: ALRT data submissions resume & snow removal  event
002452  28Jul2009 Mike Craymer      Subject: ALRT off-line since Day 207
002274  08Mar2009 Mike Craymer      Subject: ALRT data submissions delayed since Day 063
002246  24Feb2009 Mike Craymer      Subject: ALRT & QIKI antenna snow removal 2009-02-24
002239  17Feb2009 Mike Craymer      Subject: ALRT antenna snow removal 2009-02-17
002129  17Dec2008 Mike Craymer      Subject: ALRT antenna snow removal 2008-12-05 &  2008-12-17
002097  26Nov2008 Mike Craymer      Subject: ALRT DOY 325 submitted
002054  10Nov2008 Mike Craymer      Subject: ALRT antenna snow removal 2008-11-10
002047  07Nov2008 Mike Craymer      Subject: ALRT antenna snow removal 2008-11-07
002000  09Oct2008 Mike Craymer      Subject: ALRT antenna snow removal 2008-09-24 &  2008-10-09
001962  22Sep2008 Mike Craymer      Subject: ALRT antenna snow removal 2008-09-22 (Day  266)
001517  28Oct2007 Mike Craymer      Subject: ALRT antenna snow removal 2007-10-23 (Day  296)
001352  11Jul2007 Mike Craymer      Subject: ALRT data outage on days 191 & 192
001311  22Jun2007 Mike Craymer      Subject: ALRT data submissions resumed
001252  25Apr2007 Mike Craymer      Subject: ALRT antenna snow removal 2007-04-25 (Day  115)
001121  03Feb2007 Mike Craymer      Subject: ALRT antenna snow removal 2007-02-02 (Day  033)
001053  19Dec2006 Mike Craymer      Subject: ALRT antenna snow removal 2006-12-18 (Day  352)
000747  12Feb2006 Mike Craymer      Subject: ALRT et al data submission delays
000497  18Jun2005 Mike Craymer      Subject: ALRT data submitted for Day 167 (2005-06-16)
000496  17Jun2005 Mike Craymer      Subject: ALRT data missing for Day 167 (2005-06-16)
000456  24Apr2005 Mike Craymer      Subject: ALRT back on-line
000455  22Apr2005 Mike Craymer      Subject: ALRT off-line
000453  22Apr2005 Mike Craymer      Subject: ALRT data delivery delayed
000224  23Sep2004 Mike Craymer      Subject: ALRT data lost for Days 264-267
4447    15Jun2003 Mike Craymer      Subject: Delays in ALRT data submissions
4311    18Mar2003 Mike Craymer      Subject: Smoothing deactivated for ALRT,CAGS,
Older Site Logs
alrt_20100128.log
alrt_20100125.log
alrt_20100112.log
alrt_20091029.log
alrt_20091023.log
alrt_20091018.log
alrt_20090224.log
alrt_20090217.log
alrt_20081217.log
alrt_20081119.log
alrt_20081110.log
alrt_20081009.log
alrt_20080922.log
alrt_20080326.log
alrt_20071023.log
alrt_20070425.log
alrt_20070203.log
alrt_20061219.log
alrt_20050812.log
alrt_20021211.log
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