[BLT] BLT 19.5

[MacAllister, Andrew [EPM/HOU]]

BLT 19.5

Livingston, Texas
May 15, 2004 (Saturday) at 8 PM
Fireball 3.4 & 350 gr. Balloon
Beacon frequencies = 28.322 & 50.001 MHz
Power output per band = 50 mW
Signal type = CW "beeps"
Telemetry = outside temperature
Telemetry format = beep rate is proportional to temperature
Payload weight = 3 oz.
Estimated max alt. = 80,000 feet
Rise rate = 1000 ft./min.
Rise time = 80 minutes
Fall time = 18 minutes
Ground track is unknown...

BPM*     Deg C  Deg F  Altitude (ft)

265     +30     +86           0
210     +20     +68         500
 95       0     +32       16000
 38     -20     -04       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:     BPM = Beeps 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!