[BLT] Fireball info for Saturday's BLT
Andrew MacAllister
Andrew.MacAllister@daniel.com
Tue, 15 May 2001 08:49:56 -0500
Greetings!
This Saturday at 8 PM there will be a small-payload,
small-balloon launch.
Details for BLT 17.5:
Livingston, Texas
May 19, 2001 (Saturday) at 8 PM
Fireball Rev. 3.2 & 300 gr. Balloon
Beacon frequencies = 14.152 & 28.322 MHz
Power output per band = 50 mW
Signal type = CW "beeps"
Telemetry = outside temperature
Telemetry format = beep rate is inversely proportional to temperature
Payload weight = 5 oz.
Estimated max alt. = 80,000 feet
Rise rate = 800 ft./min.
Rise time = 100 minutes
Fall time = 18 minutes
Ground track is unknown...
CPM* Deg C Deg F Altitude
265 +30 +86 0
210 +20 +68 500
95 0 +32 16000
38 -20 -4 22000
23 -30 -22 25000
14 -40 -40 30000
8 -50 -58 35000
6 -55 -67 40000
4.5 -60 -76 45000
3.5 -65 -85 50000
2.5 -70 -94 60000
3.5 -65 -85 68000
4.5 -60 -76 75000
6 -55 -67 80000
8 -50 -58 86000
Note: CPM = Counts per minute
After burst things will get really cold! The count rate
will drop back to 2.5 CPM, the signal will flutter and
fade, and might even disappear for a while!
Enjoy!
Andy
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