Announcement of EOSS-77/78

WARNING: Launch time moved to an earlier hour

LAUNCH DATE: June 6, 2004
LAUNCH TIME:

• eoss77 - 06:00 am (12:00 UTC)
• eoss78 - 06:45 am (12:45 UTC)

LAUNCH SITE: Deer Trail, Co (Directions)

EOSS Frequencies:

Global (both flights)

• Preflight Net:
  • 147.225 MHz 8 pm MDT preceding Friday night
    • 145.160 MHz simulcast in the Springs
  • 146.640 MHz will serve as a backup frequency
• Tracking and Recovery Operations
  • 448.450 MHz PPFMA Repeater (100 Hz tone)
  • 146.550 MHz simplex (same simplex for field and launch ops)
  • There may be FRS operations see THIS PAGE for a list of channel numbers and their associated UHF Frequencies.
  • 7.228 MHz HF

EOSS-77 Frequencies

• Beacon
  • 147.555 MHz
  • ID: W5VSI in CW
• APRS
  • 144.340 MHz
  • ID: W5VSI-11

University Transmitters on EOSS-77

• APRS (University of Montana)
  • 446.050 MHz
  • ID: K7MSU-11
• Beacon (University of Hawaii)
  • 436.000 MHz

EOSS-78 Frequencies

• Beacon
  • 145.600 MHz CW
  • ID: K�ANI
• APRS
  • Primary
    • 145.600 MHz
    • ID: K�ANI-11
  • Secondary
    • 445.975 MHz
    • ID: K�YUK-11

University Transmitters on EOSS-78

• Telemetry (University of Texas)
  • 900 MHz Spread Spectrum Frequency Hopping 0.14 watt

Flight Systems:

Payload Configuration:

Updated for the Sunday flight configuration

• Payload_Plan_77_78.PDF

EOSS Grid:

Tactical Callsigns:

Notes:

General

HF Radio

Usually starts 30 minutes

Who Can Monitor

If you are within the green shaded area, you should be able to monitor the APRS data