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The GPS/GNSS newsletter by NavtechGPS Inc., the GPS professional's resource since 1984. |
| June
22, 2007 |
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Editor-in-Chief:
Carolyn P. McDonald (send news items to cmcdonald@navtechgps.com)
Technical
Editor: Keith D. McDonald (satconsult@aol.com)
Production
& Design: Yelena Teterina (yteterina@navtechgps.com)
Welcome to "NavtechGPS
News" published
by NavtechGPS - your source for GPS/GNSS
news! To see previous
newsletters, go to our newsletter home
page.
We invite you to forward this
newsletter to your colleagues - subscriptions are free. (We do not share our growing email list
with anyone except the non-profit Institute of
Navigation.)
*Please see the bottom of this page for how to subscribe to this
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Note: Many of the links on this page are set to open in a new
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Included
in this Newsletter:
(click on hyperlinks below to jump to news items)
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NOTICE ADVISORY TO
NAVSTAR USERS (NANU) 2007081 NANU
TYPE: GENERAL*** GENERAL
MESSAGE TO ALL GPS USERS ***
ON 27 JUN 2007, AFTER 2200 ZULU,
GPS WILL TRANSITION SVN23 (PRN32)
INTO THE BROADCAST ALMANACS FOR ALL
SATELLITES. THIS ALMANAC TRANSITION,
0NE SATELLITE AT A TIME, WILL
REQUIRE APPROXIMATELY 24 HOURS TO
COMPLETE.
BEFORE, DURING, AND AFTER
TRANSITION, SVN23 (PRN32) WILL
REMAIN UNUSABLE UNTIL FURTHER
NOTICE. FUTURE NANUS WILL NOTIFY
USERS OF ANY CHANGES TO THE
ABOVE-STATED STATUS. ANYONE
EXPERIENCING PROBLEMS WITH PRN32
SHOULD CONTACT THE APPROPRIATE
AGENCY LISTED BELOW.
POC:
CIVILIAN - NAVCEN AT COMM
703-313-5900,
HTTP://WWW.NAVCEN.USCG.GOV
MILITARY - GPS OPERATIONS CENTER
AT DSN 560-2541 OR COMM.
719-567-2451,
HTTP://GPS.AFSPC.AF.MIL/GPSOC/
MILITARY ALTERNATE - JOINT SPACE
OPERATIONS CENTER, DSN 276-9994 OR
COMM. 805-606-9994, EMAIL JSPOC
COMBAT OPS at VANDENBERG.AF.MIL
&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
ITEM 2) NAVTECHGPS'
TUTORIALS PRIOR TO ION GNSS 2007 IN FT. WORTH, TEXAS
Recently added
tutorials:
720A-B: Technology for GPS Interference Suppression I &
II
http://www.navtechgps.com/seminars/GPStutorials/720AB.asp
=================================================
PLEASE NOTE: Due to the sensitivity
of JPALS information during NAVAIR's source
selection process, we have been asked to consider
canceling our proposed tutorials 710A-B: JPALS I-II for
this year. We wish to be cooperative with the US Navy,
so are canceling it.
When and if it becomes appropriate to teach such a
course, we will let you know!
=================================================
Browse our 32 technical tutorials to be held
September 24-25 in Fort Worth, Texas prior to the ION
GNSS 2007 Conference:
http://www.navtechgps.com/seminars/GPStutorials/iongnss2007.asp
- EARLY BIRD DISCOUNT DEADLINE AUGUST 24
- MAKE HOTEL RESERVATIONS AS SOON AS
POSSIBLE FOR SPECIAL RATES
Register for tutorials on-line at:
http://www.navtechgps.com/seminars/GPStutorials/tutreg.asp
(Register on or before August 24th
for an early bird discount!)
Make Your Hotel Reservations Online as soon as possible
for special ION rates at:
http://www.ion.org/meetings/gnss2007hotel.cfm
Separate online registration for the ION GNSS 2007
conference is available
at:
http://www.ion.org/registration/
** Please note that NavtechGPS
and the ION are different organizations.
This is the world's largest GPS meeting, with the
largest exhibit.
Be there for product announcements, leading edge
technical papers, and visit
NavtechGPS' at
booth 500-502.
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ITEM 3) NEWSLETTER
LINKS and USEFUL WEBSITES (This is an archival
list. Please notify us if your own link changes.)
* Mr. Glen Gibbons, founding editor of "GPS World", launched a
new international trade journal, "Inside GNSS" last January.
Subscription is FREE and details can be found at
http://www.insidegnss.com
* The European Space Agency publishes an EGNOS newsletter that
is called EGNOS NEWS, focusing both on EGNOS and on satellite
navigation issues:
http://ravel.esrin.esa.int/docs/egnos/estb/newsletter.htm
* To view details on "GPS World" magazine, the GPS standard
since 1990, go to
http://www.gpsworld.com/gpsworld
* For the archives of the Locus Inc. newsletter on LORAN
positioning and timing, go to:
http://www.locusinc.com/loran_newsletter.html
* For the newsletter published by "Professional Surveyor"
Magazine, go to
http://www.profsurv.com/newpsm/news.php
* Continuously updated newsletter by the US Coast Guard's
Navigation Center "NAVCEN" is at
http://www.navcen.uscg.gov/
* Military and Aerospace magazine's newsletter is found at:
http://mae.pennnet.com/Search/index.cfm?Section=Archives
* Kalman filter site maintained by Gregory F. Welch, UNC, Chapel
Hill, NC is at
http://www.cs.unc.edu/~welch/kalman/
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ITEM 4) MEETINGS
CALENDAR
____________________________________________
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US YOUR NEWS ITEMS, WITH SOURCES!
Carolyn McDonald, Editor
cmcdonald@navtechgps.com
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