From arturo.villiger at aiub.unibe.ch Wed Jan 9 08:58:35 2019 From: arturo.villiger at aiub.unibe.ch (Arturo Villiger) Date: Wed, 9 Jan 2019 17:58:35 +0100 Subject: [IGSMAIL-7724] igs14_2035.atx: Update including new GPS III satellite G074 Message-ID: <3a6cffdf-7ce4-b5ed-1e0f-816dd7e3f3ca@aiub.unibe.ch> Dear IGS colleagues, The absolute IGS antenna correction file (igs14_wwww.atx) has been updated. The new release is called 'igs14_2035.atx'. It contains the following changes: 1) According to NANU 2019001 , BLOCK IIIA satellite SVN74 (2018-109A) launched on 23 December 2018 was put into operation using PRN 04. According to the Center for Orbit Determination in Europe (CODE), G074 became active on the 9 January 2019 (DOY 009). Nanu 2019001: NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2019001 NANU TYPE: GENERAL *** GENERAL MESSAGE TO ALL GPS USERS *** GPS III SVN74 (PRN04) WAS LAUNCHED ON 23 DEC 2018 (2018 JDAY 357) AT 1351 ZULU. THIS SATELLITE WILL UNDERGO EXTENSIVE ON-ORBIT CHECK OUT AND TESTING PRIOR TO BEING SET HEALTHY. A USABINIT NANU WILL BE SENT WHEN THE SATELLITE IS SET ACTIVE TO SERVICE. https://www.navcen.uscg.gov/?Do=gpsShowNanu&num=2019001 The following PRELIMINARY phase center offset (PCO) values were assigned: PCO_X = 0.0 cm PCO_Y = 0.0 cm PCO_Z = 170.0 cm 2) The following decommission date has been added: ? G04 (036):? 02 January 2019 The updated antenna correction model is available at ftp://ftp.igs.org/pub/station/general/igs14_2035.atx or ftp://ftp.igs.org/pub/station/general/igs14.atx With best regards, Arturo Villiger on behalf of the IGS Antenna Working Group