1. ERAU ASCEND! Data Analysis
Matthew Pomeroy
&
Adam Ritchie

2. Lassen iQ GPS Dual RS232 Serial Ports Operational Limit 0.2 ounces
101,000 ft/min
Reached
~1,500 ft/min
0.2 ounces
1.02”x1.02”x0.24”
Source: Sparkfun.com
1/11/2019
ERAU ASCEND!

3. Lassen iQ GPS Data 93,000 Feet Max velocity at ~105 mph Gila Bend
High School
Between PHX and Tucson
1/11/2019
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4. HOBO Data Logger Relative Humidity Internal Temperature
External Temperature
Specifications:
43, bit samples
16 ounces
2.3" x 2.9" x 0.9"
Source: Onset.com
1/11/2019
ERAU ASCEND!

5. Temperature Data 1/11/2019 ERAU ASCEND! BURST! Internal Temperature
Stratosphere
(36,000 ft to 93,000 ft)
Relative
Humidity
External
Temperature
Tropopause (-60F)
Lowest Humidity (5%)
1/11/2019
ERAU ASCEND!

6. 6 DOF IMU Setup 6 Degrees of Freedom Specifications 57600 Baud 40 Hz
± 6 g’s
300 degrees/sec
A to D SD Logger
1 GB SD card
Source: Sparkfun.com
1/11/2019
ERAU ASCEND!

7. IMU Data Roll Rate Pitch Rate Yaw Rate X-Acc Y-Acc Z-Acc 1/11/2019
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8. IMU Data Interference Radio Transmissions Caused Jumps in Data
1/11/2019
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9. IMU Data Filtered Data Attempt to Subtract out Interference 1/11/2019
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10. Conclusions
The payload traveled over 100 miles and went over 93,000 feet high
The temperature measurements showed that the box was well insulated.
IMU Data is corrupted by radio transmissions
Future Goals
Protect IMU from Radio Interference
1/11/2019
ERAU ASCEND!

11. Questions??
See ya’ll in Da Pool!!!!
1/11/2019
ERAU ASCEND!