[time-nuts] Fwd: CGSIC: FW: New NANU 2014090

Magnus Danielson magnus at rubidium.dyndns.org
Tue Dec 16 18:36:24 EST 2014


Paul,

That is indeed the question. Considering that the signal is better 
supported, I hope the light goes on somewhere. The signals is all
1,023 Mchips/s, just a thad different. Should be possible to pull off if 
people want to do dual frequency without going full bandwidth.

Then again, if you are willing to pay good money, you can get it today.

Cheers,
Magnus

On 12/16/2014 11:41 PM, paul swed wrote:
> Magnus exciting. Now which ublox receiver is that on ebay? :-)
> Regards
> Paul
> WB8TSL
>
> On Tue, Dec 16, 2014 at 4:09 PM, Magnus Danielson <
> magnus at rubidium.dyndns.org> wrote:
>>
>> Fellow time-nuts,
>>
>> We have now 15 L2C signals and 8 L5 signals in the air.
>>
>> An L2C only receiver start to become useful in it's own right.
>>
>> L1 C/A, L2C and L5 would allow for tripple frequency receiver. Things is
>> starting to be interesting, if you have the receiver for it. With a
>> double-frequency receiver, the ionospheric errors could be significantly
>> reduced. Better position and better time-stability.
>>
>> Cheers,
>> Magnus
>>
>> -------- Forwarded Message --------
>> Subject: CGSIC: FW: New NANU 2014090
>> Date: Mon, 15 Dec 2014 14:16:29 +0000
>> From: Civil Global Positioning System Service Interface Committee (CGSIC) <
>> cgsic at cgls.uscg.mil>
>> Reply-To: cgsic at cgls.uscg.mil
>> To: cgsic at cgls.uscg.mil <cgsic at cgls.uscg.mil>
>>
>> All CGSIC:
>>      The eighth GPS-IIF satellite, SVN-69/PRN-03, launched on 29 October
>> 2014, has completed its operational checkout and was set to healthy and
>> usable Friday, December 12, 2014. See NANU 2014090 below.  This brings the
>> number of satellites transmitting the L2C signal to 15 and those
>> transmitting the L5 signal to 08.  The next GPS-IIF satellite, IIF-9/SVN-70
>> is tentatively scheduled for launch in March of 2015.
>> V/R
>> Rick Hamilton
>> CGSIC Executive Secretariat
>> GPS Information Analysis Team Lead
>> USCG Navigation Center
>> 703-313-5930
>>
>> ============================================================
>> =====================================
>> -----Original Message-----
>> From: NANU [mailto:nanu-bounces at cgls.uscg.mil] On Behalf Of TIS-PF-NISWS
>> Sent: Friday, December 12, 2014 5:17 PM
>> To: NANU list server
>> Subject: New NANU 2014090
>>
>> NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2014090
>> SUBJ: SVN69 (PRN03) USABLE JDAY 346/2119
>> 1.     NANU TYPE: USABINIT
>>         NANU NUMBER: 2014090
>>         NANU DTG: 122108Z DEC 2014
>>         REFERENCE NANU: N/A
>>         REF NANU DTG: N/A
>>         SVN: 69
>>         PRN: 03
>>         START JDAY: 346
>>         START TIME ZULU: 2119
>>         START CALENDAR DATE: 12 DEC 2014
>>         STOP JDAY: N/A
>>         STOP TIME ZULU: N/A
>>         STOP CALENDAR DATE: N/A
>>
>> 2.  CONDITION: GPS SATELLITE SVN69 (PRN03) WAS USABLE AS OF JDAY 346
>>      (12 DEC 2014) BEGINNING 2119 ZULU.
>>
>> 3.  POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTP://WWW.NAVCEN.USCG.GOV
>>      MILITARY - GPS OPERATIONS CENTER at HTTPS://GPS.AFSPC.AF.MIL/GPSOC,
>> DSN 560-2541,
>>      COMM 719-567-2541, gpsoperationscenter at us.af.mil,
>> HTTPS://GPS.AFSPC.AF.MIL
>>      MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-3514,
>>      COMM 805-606-3514, JSPOCCOMBATOPS at VANDENBERG.AF.MIL
>>
>> To unsubscribe, visit: http://www.navcen.uscg.gov/?pageName=
>> listserverunsubscribe&srvr=Nanu
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