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Want to learn more about HOTARC and amateur radio? Contact us at

Have you tried to contact the ISS? (NA1SS)
Sighting opportunities over our area
ISS passes over our area. (try QSO when Highest Point > 30)
ARISS general QSO frequencies:
• Downlink (listen) for all modes: 145.80 MHz
• Uplinks: 144.49 MHz (Voice), 145.825 MHz (Packet),

437.80 MHz (Cross-band voice)

NOTE: Adjust frequencies with this Doppler table

Tips from for contacting the ISS

Scott Kelly (no call) Contact: Engineer Scott Kelly (no call)
Current Expedition  •  Current Crew
Crew Daily Timelines (UTC schedules)

Station Tours (2012) by Suni Williams:   1    2    3    4 

Find more about Weather in Waco, TX
WACO,  TX Weather
• AC5CV WX station
• K5YKC WX station

Click here to calculate next pass at the heavens-above site: 1) configure (or login), 2) choose 'Radio amateur satellites,' and 3) scroll to 'ISS' entries.

Current ISS Position

Live video feed from ISS
(Darkness is normal in shadow.)

Recommended courses for all ARES members:
IS-700.A (NIMS)
IS-100.B (ICS)
IS-200.B (ICS)
IS-800.B (NRF)
IS-271.A Weather Risks
ARRL Courses & Training

Join McLennan County ARES!

Webmaster: John Chamberlain AC5CV
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