OPUS WORKSHOP, FTP AND UFCORS STATISTICS FOR AUGUST 2009 and OPUS COVERAGE BY COUNTY IN AUGUST 2009

September 4, 2009

OPUS WORKSHOP IN THE SAN ANTONIO, TX AREA SCHEDULED

A one-day Online Positioning User Service (OPUS) seminar-workshop sponsored by
the American Society of Civil Engineers (ASCE) will be held at Embassy Suits
San Antonio, TX/October 03, 2009. More information is available at:

        http://asce.eventbrite.com/

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September 4, 2009

FTP AND UFCORS STATISTICS FOR AUGUST 2009

FTP server statistics for Aug 2009
Total Requests: 738979 (all FTP requests logged)
Total Data Transferred: 285678 MB (all files)

Requests for RINEX data: 643531 (87% of total requests)
2009 data: 424254 (65% of RINEX requests)
2008 data: 77161 (11% of RINEX requests)
2007 data: 57276 ( 8% of RINEX requests)
2006 data: 33569 ( 5% of RINEX requests)
2005 data: 5093
2004 data: 1632
2003 data: 40633 ( 6% of RINEX requests)
2002 data: 2795
2001 data: 3
2000 data: 6
1999 data: 5
1998 data: 8
1997 data: 1077
1996 data: 1
1995 data: 14
1994 data: 4

Requests for daily files. Requests for hourly files.
Total: 498519 - 247535 MB Total: 100862 - 6761 MB
Obs: 71303 - 175758 MB Obs: 10977 - 5368 MB
Nav: 0 - 0 MB Nav: 0 - 0 MB
Met: 40 - 0 MB Met: 669 - 0 MB
Sum: 678 - 0 MB Sum: 787 - 0 MB
Other: 426498 - 71763 MB Other: 88429 - 1386 MB

Requests for ephemerides files.
IGR: 758 - 62 MB
IGS: 1284 - 100 MB
IGU: 345 - 54 MB
Brdc: 31534 - 1545 MB

Other files: 10229 - 11801 MB


Requests from top 10 hosts (% of RINEX requests):
ttc-tps.topconps.org: 250632 (38%) - 16861 MB ( 6%)
atlas.haystack.edu: 54559 ( 8%) - 52846 MB (19%)
sedna.unibe.ch: 53052 ( 8%) - 856 MB ( 0%)
oasis4.nbmg.unr.edu: 46597 ( 7%) - 14887 MB ( 5%)
matara.ucar.edu: 34269 ( 5%) - 985 MB ( 0%)
d206-088.geology.wisc.edu: 24648 ( 3%) - 7920 MB ( 2%)
carina1.cosmic.ucar.edu: 20424 ( 3%) - 987 MB ( 0%)
tokonda.ucar.edu: 18107 ( 2%) - 534 MB ( 0%)
icap2.nict.go.jp: 15594 ( 2%) - 4952 MB ( 1%)
d206-040.geology.wisc.edu: 15396 ( 2%) - 4900 MB ( 1%)
icap1.nict.go.jp: 15120 ( 2%) - 4802 MB ( 1%)

Total: 548398 (85%) - 110536 MB (41%)

Unique hosts: 3080 - 285678 MB

Hosts with
1 request: 1113 (36%) - 2002 MB ( 0%)
2-100 requests: 1823 (59%) - 32587 MB (11%)
101-1000 requests: 93 ( 3%) - 50355 MB (17%)
1001-10000 requests: 37 ( 1%) - 74429 MB (26%)
over 10000 requests: 14 ( 0%) - 126304 MB (44%)

Plots for "user friendly" CORS (UFCORS) requests for last month are available at
the following Web address:

http://www.ngs.noaa.gov/CORS-Proxy/UfcorsLogStatistics/corsstatisticsv3?month=Aug&year=2009

Month by month statistics can be viewed at:

http://www.ngs.noaa.gov/CORS-Proxy/UfcorsLogStatistics/corsstatisticsv3?month=All&year=2009

http://www.ngs.noaa.gov/CORS-Proxy/UfcorsLogStatistics

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September 2, 2009

OPUS COVERAGE BY COUNTY IN AUGUST 2009

To see a plot of OPUS solutions in the US by county during August 2009
click at:
                
        http://www.ngs.noaa.gov/OPUSI/Plots/2009-08opus.gif
                        
To see a plot of OPUS-RS solutions in the US by county during August 2009
click at:
                
        http://www.ngs.noaa.gov/OPUSI/Plots/2009-08opus-rs.gif

The total OPUS coverage (OPUS + OPUS-RS) by county during a period of one year
can be seen at:
                        
        http://www.ngs.noaa.gov/OPUSI/Plots/2009-08_2008-09combined.gif