SNOE
Student Nitric Oxide Explorer, also called STEDI 1 and UNEX 01;
pronounced "snowy"
Built at the University of Colorado's Laboratory for Atmospheric Research and
Space Physics. It will analyse and measure the contributions of nitric oxide
from the Sun and magnetoshpere to the lower atmosphere. First satellite of the
Student Explorer Demonstration Initiative program.
Worth $4.4 million
Out
of service
|
|
Cause
|
|
Decay
|
planned
in Dec 2003
|
sat-index articles
Prime
contractor
|
|
Platform
|
|
Mass
at launch
|
132
kg
|
Mass
in orbit
|
|
Dimension
|
99
x 91 cm
|
Solar
array
|
|
Stabilization
|
|
DC
power
|
35
W consumption
|
Design
lifetime
|
|
It carries 3 instruments: an ultraviolet spectrometer to measure nitric oxide
altitude profiles, a two-channel auroral photometer to measure auroral
emissions beneath the spacecraft, and a five-channel solar soft X-ray
photometer.
downlink: 2272.9 MHz
downlink rate: 128 kbps