ABCDEFGHIJKLMNOPQRSTUVWXYZ
1
Milestone Review Flysheet 2022-2023
2
3
InstitutionPortland Rocketry
Milestone
PDR
4
5
Vehicle PropertiesRecovery System Properties - Recovery Electronics
6
Total Length (in)84.75Primary Altimeter Make/ModelEntacore Aim Altimeter
7
Diameter (in)4.014Secondary Altimeter Make/ModelEasyMini: Altimeter
8
Aspect Ratio21.11360239Other Altimeters (if applicable)
9
Gross Lift Off Weight (lb)12.428852Rocket Locator (Make/Model)TeleGPS
10
Ballast Amount (lb) / Material / Location0Additional Locators (if applicable)TeleGPS
11
Launch Vehicle Burn Out Weight (lb)1.47489Transmitting Frequencies (all - vehicle and payload)Rocket LocatorAdditional Locator
12
Airframe Material(s)Fiberglass440 MHz100 MHz
13
Fin Material and Thickness (in)Fiberglass (0.1-0.2 inches)Describe Redundancy Plan (batteries, switches, etc.)1 battery and 1 switch for each component
14
Coupler Length(s)/Shoulder Length(s) (in)Shoulder: 4 inches, Couplers: 7 inches
15
16
Motor PropertiesPad Stay Time (Launch Configuration)5 hrs
17
Motor Brand/DesignationCesaroni J355RL
18
Max/Average Thrust (lb)97.63/79.43
19
Total Impulse (lbf-s)267.41
20
Mass Before/After Burn (oz)41.447 / 17.849Recovery System Properties - Drogue Parachute
21
Liftoff Thrust (N)378.1 N Manufacturer/ModelApogee/18" Cut-To-Size Plastic Hexagon
22
Motor Retention MethodAeropack 54 mm screw-in retainer Size or Diameter (in or ft)18 in
23
Main Altimeter Deployment SettingApogee / 5000 feet
24
Stability AnalysisBackup Altimeter Deployment Setting2 seconds after Apogee
25
Center of Pressure (in. from nose)53.968Velocity at Deployment (ft/s)0
26
Center of Gravity (in. from nose)67.1796Terminal Velocity (ft/s)96.8
27
Static Stability Margin (on pad)3.3029Recovery Harness Material, Size, and Type (examples - 1/2 in. tubular Nylon or 1 in. flat Kevlar strap)1 inch Tubular Nylon
28
Static Stability Margin (at rail exit)2.54
29
Thrust-to-Weight Ratio6.342Recovery Harness Length (ft)23.333
30
Rail Size/Type and Length (in)1010/8 ftHarness/Airframe InterfacesEyebolt (¾ inch) and Quicklink (1 inch)
31
Rail Exit Velocity (ft/s)64 ft/s
32
Kinetic Energy of Each Section (Ft-lbs)
Above Avionics
Avionics Bay
Below Avionics
Section 4
33
Ascent Analysis506.81310.21470.41
34
Maximum Velocity (ft/s)582.79
35
Maximum Mach Number0.522
36
Maximum Acceleration (ft/s^2)223.93
37
Target Apogee (ft)4100 ftRecovery System Properties - Main Parachute
38
Predicted Apogee (From Sim.) (ft)4670.21Manufacturer/ModelApogee/58" Nylon Octagon
39
Size or Diameter (in or ft)48 in
40
Recovery System Properties - OverallMain Altimeter Deployment Setting550
41
Total Descent Time (s)80 Backup Altimeter Deployment Setting500
42
Total Drift in 20 mph winds (ft)291.382Velocity at Deployment (ft/s)96.8
43
Terminal Velocity (ft/s)27.9
44
Recovery System Properties - EnergeticsRecovery Harness Material, Size, and Type (examples - 1/2 in. tubular Nylon or 1 in. flat Kevlar strap)1 inch Tubular Nylon
45
Ejection System Energetics (ex. Black Powder)FFFF Black Powder
46
Energetics Mass - Drogue Chute (grams)PrimaryRecovery Harness Length (ft)23
47
BackupHarness/Airframe InterfacesEyebolt (¾ inch) and Quicklink (1 inch)
48
Energetics Mass - Main Chute (grams)Primary
49
BackupKinetic Energy of Each Section (Ft-lbs)
Above Avionics
Avionics Bay
Below Avionics
Section 4
50
Energetics Mass - Other (grams) - If ApplicablePrimary42.1025.7739.08
51
Backup
52
53
Milestone Review Flysheet 2022-2023
54
55
InstitutionPortland Rocketry
Milestone
PDR
56
57
Payload
58
Payload 1 (official payload)Overview
59
Airbreak System to make the rocket go close to 4100 feet
60
61
62
63
64
65
Payload 2 (non-scored payload)Overview
66
67
68
69
70
71
72
73
Test Plans, Status, and Results
74
Ejection Charge TestsPlan to do during Thanksgiving Break (Nov 22-25)
75
76
77
78
Sub-scale Test FlightsBetween Thanksgiving and Winterbreak
79
80
81
82
83
84
85
Vehicle Demonstration FlightsAt the December or January Goldendale Launch
86
87
88
89
90
91
92
93
94
Payload Demonstration FlightsTo do with the Vehicle Demonstration Flight
95
96
97
98
99
101