HacDC Spaceblimp 4

Spaceblimp-4 sucessfully launched and retrieved: April 10, 2011 10:00 AM

Launch Details

Planned launch date:	Sunday, April 10, 2011
Launch time:	10:00 AM, Launch should take less than an hour.
Launch Location:	Time: we moved the location, ended up arriving around 11am Where: Breezewood Elementary School‎ Address: 133 North Main Street, Breezewood PA 15533-8142 Lat/Long: 39.9970,-78.2440
Coordination/Talk-in:	146.685 MHz simplex
Planned Altitude:	100,000 feet	Actual Altitude:	103,764 feet
Planned Ascent Rate:	1,300 ft/min	Actual Ascent Rate:	?? ft/min
Planned Descent Rate:	1,000 ft/min	Actual Descent Rate:	?? ft/min
Primary Beacon:	Tiny Track 4 with 0.5 W transmitter on 144.390 MHz, call sign W3HAC-11 (map). $3 GPS module
Secondary Beacon:	Son-of-WhereAVR with ublox GPS. Yaesu VX-1 handi-talkie with 1 W Transmitter, call sign W3HAC-12 (map), Frequency 432.225 MHz
Payload:	Still camera, HD video camera, Geiger counter to measure cosmic rays, a nine degree of freedom Inertial Measurement Unit, accelerometer, pressure, light and temperature sensors.

The balloon is a 2000g Kaymont/Totex with 291 cubic feet of helium. The total weight of the capsule is about five pounds.

HacDC Spaceblimp Project:

Main Page	Press Page	First Launch (Found)	Second Launch (Successful)
Third Launch (Successful)	Fourth Launch (Successful)	Fifth Launch (3% short of goal)	Sixth Launch (Successful)	Seventh Launch (Successful)

HacDC Spaceblimp Team Contact Info:

[email protected]

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