Project Start Date: Wed 10/15/03
Project Finish Date: Fri 2/20/04
| ID | Task_Name | Duration | Start_Date | Finish_Date | Predecessors | Resource_Names |
|---|---|---|---|---|---|---|
| 1 | Acquire Materials | 14 days | Wed 10/15/03 | Mon 11/3/03 | Structures | |
| 2 | Manufacture 2 extra satellites | 5 wks | Tue 11/4/03 | Mon 12/8/03 | 1 | Structures |
| 3 | cut out comm antenna | 7 days | Fri 10/31/03 | Mon 11/10/03 | Structures | |
| 4 | fix side 4 crossbar | 1 wk | Tue 11/11/03 | Mon 11/17/03 | 3 | Structures |
| 5 | make flight pins | 1 wk | Tue 11/18/03 | Mon 11/24/03 | 4 | Structures |
| 6 | modify kill switches | 1 wk | Tue 11/4/03 | Mon 11/10/03 | Structures | |
| 7 | assemble solar cell flap/hinge | 2 days | Fri 10/31/03 | Mon 11/3/03 | Structures | |
| 8 | wiring book | 1.5 wks | Mon 10/27/03 | Wed 11/5/03 | Structures | |
| 9 | final assembly | 7 days | Fri 11/7/03 | Mon 11/17/03 | ||
| 10 | mass/cg checks | 1 day | Tue 11/18/03 | Tue 11/18/03 | 9 | Structures |
| 11 | integrated satellite vibration test | 1 day | Mon 12/8/03 | Mon 12/8/03 | Structures | |
| 12 | Establish two-way communication with board | 0.5 wks | Wed 10/15/03 | Fri 10/17/03 | Command and Data Handling | |
| 13 | figure out how interrupt works | 2 days | Fri 10/17/03 | Tue 10/21/03 | 12 | Command and Data Handling |
| 14 | define data budget / save rate | 2.5 wks | Tue 10/21/03 | Thu 11/6/03 | Command and Data Handling | |
| 15 | determine structure of telemetry packet | 2.5 wks | Tue 10/21/03 | Thu 11/6/03 | Command and Data Handling | |
| 16 | create peek function | 2 days | Tue 10/21/03 | Wed 10/22/03 | Command and Data Handling | |
| 17 | define running loop | 1 wk | Fri 10/31/03 | Thu 11/6/03 | Command and Data Handling | |
| 18 | write main loop | 4 wks | Fri 11/7/03 | Thu 12/4/03 | 17 | Command and Data Handling |
| 19 | define startup diag sequence | 1 wk | Fri 12/5/03 | Thu 12/11/03 | 18 | Command and Data Handling |
| 20 | write startup diag sequence | 1.5 wks | Tue 12/30/03 | Thu 1/8/04 | Command and Data Handling | |
| 21 | define error handling protocol | 0.5 wks | Thu 1/8/04 | Mon 1/12/04 | 20 | Command and Data Handling |
| 22 | write error handling protocol | 1 wk | Tue 1/13/04 | Mon 1/19/04 | 21 | Command and Data Handling |
| 23 | CDH architecture complete | 1 day | Mon 1/19/04 | Mon 1/19/04 | ||
| 24 | test output of control law | 1 wk | Wed 10/15/03 | Tue 10/21/03 | Attitude Determination & Control Systems | |
| 25 | determine spacecraft is in correct orientation | 2 wks | Wed 10/22/03 | Tue 11/4/03 | 24 | Attitude Determination & Control Systems |
| 26 | flip sequence code | 2 wks | Wed 11/5/03 | Tue 11/18/03 | 25 | |
| 27 | convert to c | 2 wks | Wed 11/19/03 | Tue 12/2/03 | 26 | Attitude Determination & Control Systems |
| 28 | integrated adcs software testing | 1 wk | Wed 12/3/03 | Tue 12/9/03 | 27 | Attitude Determination & Control Systems |
| 29 | adcs/propagator interface definition | 1 day | Wed 10/15/03 | Wed 10/15/03 | Attitude Determination & Control Systems | |
| 30 | GG prototype manuf | 1 wk | Wed 10/15/03 | Tue 10/21/03 | Attitude Determination & Control Systems | |
| 31 | burn wire test | 1.6 wks | Wed 10/22/03 | Fri 10/31/03 | 30 | Attitude Determination & Control Systems |
| 32 | magnetometer test | 2 wks | Mon 11/3/03 | Fri 11/14/03 | 31 | Attitude Determination & Control Systems |
| 33 | adcs and propagator integrated test | 2 days | Thu 12/4/03 | Fri 12/5/03 | Attitude Determination & Control Systems | |
| 34 | CDH/Power/ADCS Interface Testing (1 orbit) | 14 days | Fri 1/23/04 | Wed 2/11/04 | Attitude Determination & Control Systems | |
| 35 | CDH/Power/ADCS interface testing (multiorbit) | 7 days | Thu 2/12/04 | Fri 2/20/04 | 34 | Attitude Determination & Control Systems |
| 36 | basic software interface test | 1 wk | Fri 10/24/03 | Thu 10/30/03 | Power | |
| 37 | order solar cells | 1 day | Thu 10/30/03 | Thu 10/30/03 | Power | |
| 38 | orbit power simulation and cell issues | 1 wk | Wed 10/15/03 | Tue 10/21/03 | Power | |
| 39 | power full test | 1 wk | Fri 10/31/03 | Thu 11/6/03 | Power | |
| 40 | Testing with CDH | 0.5 wks | Fri 11/7/03 | Tue 11/11/03 | 39 | Power,Command and Data Handling |
| 41 | Test Power to heater | 1 wk | Tue 11/11/03 | Tue 11/18/03 | 40 | Power |
| 42 | battery temperature model | 1 wk | Mon 10/27/03 | Fri 10/31/03 | Power | |
| 43 | power budget | 1 wk | Mon 11/3/03 | Fri 11/7/03 | 42 | Power |
| 44 | flight pin/kill switch select | 1 wk | Mon 11/10/03 | Fri 11/14/03 | 43 | Power |
| 45 | Power Integrated test | 0 days | Thu 10/30/03 | Thu 10/30/03 | ||
| 46 | temperature sensors | 1 wk | Mon 11/17/03 | Fri 11/21/03 | 44 | Power |
| 47 | ADCS/Power/Structure burnwire test | 1 wk | Mon 11/24/03 | Fri 11/28/03 | 46 | Power |
| 48 | Power integrate with CDH | 0 days | Sat 11/15/03 | Sat 11/15/03 | ||
| 49 | CDH/Power/ADCS magnetometer test | 0.5 wks | Wed 11/19/03 | Fri 11/21/03 | Power,Attitude Determination &Control Systems | |
| 50 | torque coils | 0.33 wks | Fri 11/21/03 | Mon 11/24/03 | Power,Attitude Determination &Control Systems,CDH | |
| 51 | GPS | 0.5 wks | Mon 11/24/03 | Thu 11/27/03 | 50 | Power,Science |
| 52 | Test voltage Supply to Comm | 0.5 wks | Thu 11/27/03 | Mon 12/1/03 | 51 | Power,Communications |
| 53 | populate comm board | 1.5 wks | Wed 10/15/03 | Fri 10/24/03 | Communications | |
| 54 | prototype test of comm board | 2 wks | Fri 10/24/03 | Fri 11/7/03 | 53 | Communications |
| 55 | Ready for H/W Integration | 0 days | Sat 11/15/03 | Sat 11/15/03 | ||
| 56 | test groundstation rotor control | 1 wk | Fri 10/24/03 | Thu 10/30/03 | Communications | |
| 57 | define comm protocol | 1 wk | Fri 11/7/03 | Fri 11/14/03 | 54 | Communications |
| 58 | hardware interface test | 1 wk | Fri 11/14/03 | Fri 11/21/03 | 57 | Communications |
| 59 | Ready for CDH Integrated Test | 0 days | Mon 12/15/03 | Mon 12/15/03 | Communications | |
| 60 | fully test CDH (one uplink) | 0.5 wks | Fri 11/21/03 | Tue 11/25/03 | 58 | Communications,Command and Data Handling |
| 61 | develop and test control software | 4 wks | Wed 11/26/03 | Tue 12/23/03 | 60 | Communications |
| 62 | fully test CDH (two uplinks) | 0.5 wks | Wed 12/24/03 | Fri 12/26/03 | 61 | Communications,Command and Data Handling |
| 63 | test antenna and groundstation with onboard | 2 wks | Fri 12/26/03 | Fri 1/9/04 | 62 | Communications |
| 64 | CDH, onboard and groundstation test | 0.5 wks | Wed 10/15/03 | Fri 10/17/03 | Communications,Command and Data Handling | |
| 65 | get gps board ready for 2 flight units | 3 wks | Wed 10/15/03 | Tue 11/4/03 | Science | |
| 66 | CDH interface test | 1 wk | Wed 11/5/03 | Tue 11/11/03 | 65 | Science,Command and Data Handling |
| 67 | Ready for H/W Integration | 0 days | Sat 11/15/03 | Sat 11/15/03 | Science | |
| 68 | propagator test on cold start | 1.5 wks | Wed 11/26/03 | Fri 12/5/03 | 66 | Science |
| 69 | warm start | 1 wk | Fri 12/5/03 | Fri 12/12/03 | 68 | Science |
| 70 | CDH send and receive | 0.75 wks | Fri 12/12/03 | Thu 12/18/03 | 69 | Science,Command and Data Handling |
| 71 | Integrated Testing for Several orbits | 1.25 wks | Thu 12/18/03 | Fri 12/26/03 | 70 | Science,Command and Data Handling |
| 72 | make one-wire bus | 1 wk | Wed 10/15/03 | Tue 10/21/03 | Thermal | |
| 73 | basic calculations | 1 wk | Wed 10/22/03 | Tue 10/28/03 | 72 | Thermal |
| 74 | compare calculations to I-DEAS | 1 wk | Wed 10/29/03 | Tue 11/4/03 | 73 | Thermal |
| 75 | create full I-DEAS model | 20 days | Wed 11/5/03 | Tue 12/2/03 | 74 | Thermal |
| 76 | compare new model with old | 1 day | Wed 12/3/03 | Wed 12/3/03 | 75 | Thermal |
| 77 | I-DEAS model of orbit | 2 wks | Wed 10/22/03 | Tue 11/4/03 | Thermal | |
| 78 | vacuum testing | 2 wks | Wed 11/5/03 | Tue 11/18/03 | 77 | Thermal |
| 79 | set up vacuum chamber for full test | 2 wks | Wed 11/19/03 | Tue 12/2/03 | 78 | Thermal |
| 80 | Test with one wire bus | 0.5 wks | Wed 10/29/03 | Fri 10/31/03 | Thermal,Command and Data Handling | |
| 81 | Ready for Integration | 0 days | Thu 10/30/03 | Thu 10/30/03 | ||
| 82 | Test CDH Power with sensors | 1.67 days | Thu 11/6/03 | Fri 11/7/03 | Thermal,Command and Data Handling,Power | |
| 83 | Ready to Test | 0 days | Thu 11/27/03 | Thu 11/27/03 | ||
| 84 | full model vacuum test | 1 wk | Mon 12/1/03 | Fri 12/5/03 | Thermal | |
| 85 | correlation of test results with full model | 1 day | Mon 12/8/03 | Mon 12/8/03 | 84 | Thermal |
| 86 | CDH, Power Thermal interface testing (one orbit) | 1 day | Mon 12/1/03 | Mon 12/1/03 | Command and Data Handling,Thermal,Power | |
| 87 | CDH Power Thermal Interface (multiorbit) | 1 day | Tue 12/2/03 | Tue 12/2/03 | 86 | Command and Data Handling,Thermal,Power |