Deep Space Network (abreviated)

Transcript

1. listening for whispers from space NASA's Deep Space Network TONY RICE, ASTRONOMY DAYS JANUARY 2024
2. 2.5 GHz Wifi 12cm 5 GHz Wifi 6cm
3. Strategic Placement
4. 35° 24′ 5″ S, 148° 58′ 54″ E Photos: NASA/JPL
5. Canberra Deep Space Communications Complex Opened 19 March 1965 35° 24′ 5″ S, 148° 58′ 54″ E
6. Madrid Deep Space Communications Complex First 26m antenna completed in 1964 40° 25′ 45″ N, 4° 14′ 57″ W
7. Goldstone Deep Space Communications Complex First antenna Pioneer Station (DSS - 11) completed Dec 1958 35° 25′ 36″ N, 116° 53′ 24″ W
8. Goldstone Image: NASA Goldstone Visitor Center Images: Google Earth
9. DSS-11 Pioneer 26 meter HA-Dec S bands 1965: Pioneer 3 & 4 1981: mothballed 1985: declared National Historic Landmark Images: NASA/JPL
10. Images: Tony Rice, iagrams "Large Antennas of the Deep Space Network " by William Imbriale, NASA/JPL
11. DSS-12 Echo 34 meter (was 26m) HA-Dec S & X bands (was L) 1960: Project Echo 1996-current: Goldstone Apple Valley Radio Telescope Images: NASA/JPL, BellLabs
12. DSS-13 Venus 26 meter Alt-Az 1962: develop high-power transmitters, low-noise antenna feeds, radio frequency amplifiers 1991-present: Solar System Radar Images: NASA/JPL
13. DSS-14 Mars 70 meter (was 64m) Alt-Az 1966: Mariner Identical antenae in Madrid & Canberra 1991-present: Solar System Radar 24 stories tall 16 million lbs Images: NASA/JPL, Rice
14. Images: NASA/JPL, Rice
15. 10 hoop structures 48 rib trusses 552 panels elevation-wheel trusses 20' Surface accuracy within 20 µm 1 (Diameter of a raindrop) 1 "Control and Pointing Challenges of Antennas and (Radio) Telescopes" Gawronski Pointing accuracy within 0.6 arc seconds 1 1 arc second = width of a dime at 4 km (2.5 mi)
16. DSS-16 Apollo 26 meter HA-Dec 1966: Apollo Project X-Y Images: NASA
17. DSS-16 Venus 26 meter Alt-Az 1962: space shuttle Image: NASA/JPL
18. DSS-15 Uranus 34 meter Alt-Az 1984-2018: outer solar system missions Images: NASA/JPL
19. DSS-24, 25, & 26 BWG Cluster 34 meter Beam Waveguide Cluster Alt-Az 800,000 pounds Constructed 1992-1996 Images: NASA/JPL, Rice
20. Images and diagrams "Large Antennas of the Deep Space Network " by William Imbriale, NASA/JPL