1. DBCP XX Scientific and Technical Workshop October 18, 2004, Chennai, India ARGOS 3 – THE NEXT GENERATION Bill Woodward – SAI Christian Ortega - CLS

2. DBCP XX Scientific and Technical Workshop October 18, 2004, Chennai, India TODAY’S PRESENTATION ► SYSTEM FEATURES AND CAPABILITIES ► HOW THEY CAN BE APPLIED ► LAUNCH SCHEDULE & PLANNED CONSTELLATION

3. DBCP XX Scientific and Technical Workshop October 18, 2004, Chennai, India NOAA 11 NOAA 12 NOAA 14 NOAA 15NOAA 16 Argos 1 Argos 2 ADEOS II Argos 2+ NOAA 17 Argos 2 NOAA N (18) Argos 2 (February 2005) Argos Space Segment

4. DBCP XX Scientific and Technical Workshop October 18, 2004, Chennai, India ARGOS 3 HIGH DATA RATE CHANNEL - 4,800 BITS/SEC HIGH DATA RATE CHANNEL - 4,800 BITS/SEC TWO-WAY CAPABILITY TWO-WAY CAPABILITY HIGHER RCVR SENSITIVITY – MINUS 137dBm HIGHER RCVR SENSITIVITY – MINUS 137dBm WIDER BANDWIDTH – 110KHz WIDER BANDWIDTH – 110KHz 12 PROCESSING UNITS 12 PROCESSING UNITS NEW XMTR MODULATION NEW XMTR MODULATION

5. DBCP XX Scientific and Technical Workshop October 18, 2004, Chennai, India APPLYING THE NEW FEATURES  PROFILING FLOAT ► Surface Time Decrease: 10+ Hours 10 minutes ► Float Lifetime Extended: Xmit Only During Sat. Pass ► Send Complete 75 Level Profile in One Argos Message! ► Send 500+ Level Profile in One Satellite Pass! ► Lower Power XMTR – Shift Frequency

6. DBCP XX Scientific and Technical Workshop October 18, 2004, Chennai, India APPLYING THE NEW FEATURES  DRIFTER ► Drifter Lifetime Extended XMIT only when triggered XMIT only when triggered XMIT only when satellite is overhead XMIT only when satellite is overhead ► Send More/Different Data ► Lower Power XMTR – Shift Frequency

7. DBCP XX Scientific and Technical Workshop October 18, 2004, Chennai, India APPLYING THE NEW FEATURES  MOORED BUOYS ► Send large data sets (TRITON-TAO) 8 TRITON hourly data sets in one Argos message 8 TRITON hourly data sets in one Argos message 24 data sets in a single satellite pass 24 data sets in a single satellite pass ► Increase lifetime, Use less batteries  XMIT only when satellite is overhead  Reduce redundant transmissions

8. DBCP XX Scientific and Technical Workshop October 18, 2004, Chennai, India