1. UCLA Support for THEMIS
Ground based Magnetic Observatory Support provided by UCLA
Project Leader Prof. C. T. Russell
Lead Design Engr. David Pierce
EPO Installations Engr. Don Dearborn
Research Assistant Yasong Ge
March, 2006

2. Objectives
Support the THEMIS science and EPO missions by supplying science grade, ground based magnetometers.
Support the THEMIS EPO mission by building, installing and maintaining 10 ground based magnetic observatories in high schools across the US.

3. Hardware Delivered GBO Magnetometers GPS-Only Units. EPO Magnetometers
UCLA supplies basic magnetometer, power supply, sensor and GPS receiver. UCB integrates. UCB and Calgary install.
GPS-Only Units.
UCLA supplies GPS data handling unit, power supply and GPS receiver. UCB integrates. UCB and Calgary install.
EPO Magnetometers
UCLA supplies basic magnetometer, power supply, sensor, GPS receiver, PC, UPS, power strip and remote boot device. UCLA integrates and installs.

4. System Specifications
Fluxgate Magnetometer
±72KnT dynamic 0.01nT Resolution (~23 bits)
Offset DAC system for 256 possible ranges per axis
2 Vectors per second data rate
Low Power < 4W
Small Size 22cm x 13cm x 5cm
Ruggedized All Weather Sensor Design
USB interface for data retrieval and firmware upload
Noise spectral density 1Hz

5. System Spec.s (cont.) GPS Reciever Observatory Support system
Antenna and Electronics Integrated into one package
May be located >30M from host (RS422 signals)
NTP compatible (1msec time accuracy)
Observatory Support system
Dell PC provides >3yrs archival, real time display, “real-time” data broadcast over internet, and remote troubleshooting/service over internet.
Belkin 375Watt UPS provides >15 minutes power outage protection with orderly shutdown.
iBoot provides remote (over internet) control of power cycling of PC and magnetometer.

6. UCLA Ground Based Magnetometer
UCLA Sigma-Delta, Temperature Stabilized, Fluxgate Magnetometer

7. EPO Observatory
Complete EPO observatory setup w/magnetometer shipping case.

8. GPS Receiver Installed
GPS antennae installed on roof. Remus, MI

9. GPS Only Hardware Milestones
Goal – Deliver 10 GPS-Only Units to UCB
Destination
Req. Delivery
STATUS
Athabasca (GPS-0)
Delivered
Inuvik (GPS-1)
Fort Yukon (GPS-2)
Fort Simpson (GPS-3)
Rankin Inlet (GPS-4)
Fort Smith (GPS-5)
Gillam (GPS-6)
1/5/06
Pinawa (GPS-7)
2/12/06
PBQ (GPS-8)
3/15/06
Gakona (GPS-9)
4/14/06

10. EPO Hardware Milestones
Goal - Install 10 sites between spring 04 and fall 05
LOCATION
INST. DATE
STATUS
Carson City, NV
8/27/04
Operational
Petersburg, AK
10/06/04
Hot Springs, MT
10/12/04
Pine Ridge, SD
10/14/04
Ukiah, OR
11/10/04
Fort Yates, ND
10/10/05
Remus, MI
10/12/05
Shawano, WI
10/17/05
Derby, VT
10/25/05
Loysburg, PA
10/28/05
*Bay Mills, MI
10/14/05
*11th Site not included in original EPO proposal.

11. GBO Hardware Milestones
Goal – Deliver 11 GBO Magnetometers to UCB
Destination
Req. Delivery
STATUS
Berkeley (GMAG-Proto)
Delivered
Flin Flon/The Pas (GMAG-1)
Prince George (GMAG-2)
Lac de Gras/Ekati (GMAG-3)
McGrath (GMAG-4)
White Horse (GMAG-5)
Goose Bay (GMAG-6)
Nain (GMAG-7)
12/15/05
Gangon (GMAG-8)
2/12/06
Kiana (GMAG-9)
3/15/06
Kapuskasing (GMAG-10)
4/14/06
On Schedule

12. UCLA Support for THEMIS
UCLA has delivered all but one unit and will meet that delivery date.
UCLA is ready now to provide support to THEMIS campaign.