• 2010 nasa special
    a total eclipse of the Sun is visible from within a narrow corridor that traverses Earth's southern Hemisphere. The path of the Moon's umbral shadow crosses the South Pacific Ocean where it makes no landfall except for Mangaia (Cook Islands) and Easter Island (Isla de Pascua).
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NASA TV Links for Employees (not available to general public)

NASA TV Downlink Parameters:
Uplink provider = Americom
Satellite = AMC 6
Transponder = 17C
72 Degrees West
Transmission Format: DVB-S
Downlink Frequency: 4040 MHz
Polarity: Vertical
FEC= 3/4
Data Rate= 36.860 MHz
Symbol Rate = 26.665 Ms/s

NASA TV HD Programming:
HD Program = 105
Video PID = 82
AC-3 Audio PID = 238
MPEG-1 Layer II Audio PID =83



In the continental United States, NASA Television's Public, Education and Media channels are carried by MPEG-2 digital C-band signal on AMC-6, at 72 degrees west longitude, Transponder 17C, 4040 MHz, vertical polarization. They're available in Alaska and Hawaii on an MPEG-2 digital C-band signal accessed via satellite AMC-7, transponder 18C, 137 degrees west longitude, 4060 MHz, vertical polarization. A Digital Video Broadcast compliant Integrated Receiver Decoder is required for reception. Analog NASA TV is no longer available. Web Design Comapny Chennai in Chennai