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[aprssig] Special GPS

Gerry Creager N5JXS gerry.creager at tamu.edu
Sat Jul 23 20:54:05 UTC 2005


"Ephemeris" in the GPS sense is the orbit information in more precision 
than that offered in the Almanac data..  Solar/lunar data are usually a 
manufacturer-included freebie.

I don't recall an NMEA-0183 sentence that will offer this.

Andrew Rich wrote:
> You can send a nmea sentence that request the empheris info ?
> 
> I have done it b4 but cannot remember if it included the sun or moon.
> 
> What you wanna track them with a telescope ?
> 
> 
> 
> -----Original Message-----
> From: Wes Johnston [mailto:aprs at kd4rdb.com]
> Sent: Saturday, 23 July 2005 1:37 PM
> To: TAPR APRS Mailing List
> Subject: [aprssig] Special GPS
> 
> 
> Does anyone know of a GPS that will output the az el for the sun and or
> moon?  My garmin units will show me sun and moon on the display, but
> what about a NMEA sentence?
> 
> Wes
> 
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> 
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-- 
Gerry Creager -- gerry.creager at tamu.edu
Texas Mesonet -- AATLT, Texas A&M University	
Cell: 979.229.5301 Office: 979.458.4020 FAX: 979.847.8578
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