Elmer Perkins ?? I know of Perkin Elmer.
73, Dick, W1KSZ -----Original Message----- >From: [email protected] >Sent: Jul 29, 2010 5:41 PM >To: Discussion of precise time and frequency measurement <[email protected]> >Subject: Re: [time-nuts] Faulty GPS SAT # 16 on Lady Heather > >It seems it is beeing moved. > >56 16 Launched 29 JAN 2003; usable 18 FEB 2003; operating on Rb std > Scheduled unusable 29 Jul 1345 UT to 30 Jul 0145 UT for > repositioning maintenance (NANU 2010102) > >from ftp://tycho.usno.navy.mil/pub/gps/gpstd.txt > >btw the Elmer Perkins Rb's beats most/all space CS out to a few days. >Since the ground crew updates clock preditions every day, there is not >that much need for the Cs _long_ term stability. > >-- > > Björn > >> Once again, one of the 8 received satellites (#16) delivers no >> contribution to the time ensmble, although it got is over 40dbc >> strength. Lady Heather (beta 3.00) shows a hollow circle in the diagram, >> marked yellow in the list, and it has zero CLOCK BIAS and ACCU=0. >> >> Does anybody know, if that satellite is defect (e.g. Cs down), or if it >> has a special task, i.e. military purposes only? >> >> Frank >> >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to >> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. >> > > > >_______________________________________________ >time-nuts mailing list -- [email protected] >To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
