The Vanguard is an extremely agile and light weight rover. The current weight estimate of the Vanguard is 9900 grams.

Subsystem

Division

Component

Unit Mass
(grams)

 

#

Component
Mass (grams)

Subsystem
Mass (grams)

%

Thermal

Regulation

Feedback

Peltier
Gap pad
Temp sensor

10
30
2

est.
est.

20
5
10

200
150
20

 

370

 

3.7%

Structure

Frame

 

 

 

Leg

Wheel

Misc.

Cross tube
FB angle
Suppt. angle
Side angle
Side wall
Frt/bck wall
Top/down wall
Aerogel
Front
Rear
Mtr assembly
Wheel
       -

200
50
50
75
250
150
620
200
45
72
88
382
300

 

 

 

 

est.

 

 

est.

2
2
2
2
2
2
2
1
2
2
6
6
1

400
100
100
150
500
150
1240
200
90
144
528
2292
200

 

 

 

 

 

 

5944

 

 

 

 

 

 

60%

Motion

Wheel

Drive motor
Ster. Motor
Springs

96
12
28

 

est.

6
4
4

576
48
112

 

736

 

7.4%

Sensor

Visual
Navigation

Pancam
CCD

270
140

2
2

540
280

 

820

 

8.3%

Data
Processing

I/O and Control

CPU
FPGA

160
35

1
1

160
35

 

195

 

2.1%

Comms.

I/O

Transciever and logic board

 

250

 

est.

 

1

 

250

 

250

 

2.5%

Power

Direct
Recharge
Distribution

Battery
Solar array
Regulators

650
8
5

2
30
9

1300
240
45

 

1585

 

16%

 

Total = 9900 grams