JPL Antarctic Ice Borehole Probe
Drill Site #3
01/10/01 - 01/14/01

 

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Welcome to one of the data pages of the JPL Antarctic Ice Borehole Probe. Here you will find pictures, videos, & documentation from part of the 2000-01 Antarctic field season where the probe was sent down to a depth of 1064 meters at Drill Site #3. The images shown are from the probe's side (side images are upside down) and down looking camera. 

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     For more info contact: Alberto Behar, PhD           



Documents - Click to View - (HTML/Acrobat)


Drill Site #3 Results Document - Explains Significance of Results
JPL Ice Probe Conference Paper - Presented at IEEE Aeroconf 2000
Media Description Document - Has Media File Detail Data



Borehole Movies  - Download May Take Some Time - *** are highlights

Note: These are highly compressed movies for the web, actual data resolution is much greater.

Date: 1/14/01       Dive #7  Purpose: Viewing Base of Ice Stream where Pocket of Water was Discovered

Movie Description

Depth (m)

Time (min)

Size (Mb)

Clear Debris Ice Layer

1054.32

01:32

20.4

Panorama of Debris at Certain Layer

1058.19

00:57

12.8

Approaching a rock on side of borehole wall

1062.59

00:46

10.3

Passing through from Debris Layer to Ice Base

1062.98

00:44

9.9

First Realization of Ice Base 1.4m above Bed

1063.31

00:57

12.6

Traversing Base of Ice and seeing debris speed up

1063.26

00:56

12.5

Traversing Base of Ice and seeing last debris line

1063.22

00:38

8.5

Debris Accelerating Passed Debris Edge

1063.25

02:45

36.6

Debris Accelerating Passed Debris Edge

1063.27

00:12

2.7

First Debris Layers from Base of Ice

1062.76

01:10

15.6

Debris Layers from Base of Ice

1062.34

00:46

10.4

Debris Layers from Base of Ice

1059.42

00:50

11.3

Debris Layers from Base of Ice

1058.28

01:04

14.3

Mixed Bands of Debris Filled Ice and Clear Ice

1057.26

01:29

19.7

Viewing 2nd Borehole Drilled while Ice Coring

1054.59

00:33

7.5

Debris Streaks and View of 2nd Borehole

1053.13

02:03

27.2

View Returning from Bottom through layers

1063.27

01:46

2.7

Fast Deployment through Borehole

1066-1074

00:33

7.5

View of Borehole Split

1049.93

01:24

18.6

Complete Basal Profile (Bottom to Debris Lines)

1061-1058

03:31

45.1

Complete Basal Profile (Debris Lines, Clear Ice, Bubbly)

1057.08

08:38

114.6

Reaching Close to Base of Ice

1061.92

01:12

16.0

Passing Base of Ice

1062.52

00:58

12.9

First Time at Bottom of Hole

1064.40

00:32

7.2

Reaching Bottom of Hole

1064.39

00:43

9.6

Seeing Debris at Bottom of Hole

1064.52

00:26

5.8

 

Date: 1/14/01       Dive#7    Purpose: Look for Debris Layer between 700-800m depth, radar profile

Movie Description

Depth (m)

Time (min)

Size (Mb)

Debris Layer Previously Predicted at 7-800m by Radar

718.00

01:26

19.2

Debris Layer Previously Predicted at 7-800m by Radar

718.00

01:05

7.6




Borehole Pictures - Click Image to Enlarge

 

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1. Basal Profile (Clear Ice, Debris seen within)

2. Basal Profile (Debris Lines, Clear Ice)

 

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3. Mixed Bands of Debris Filled Ice and Clear Ice

4. Debris Layers from Base of Ice

 

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5. Basal Profile (Bottom to Debris Lines)

6. View Returning from Bottom through layers

 

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7. Debris Layers from Base of Ice

8. Debris at Upper Layer

 

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9. Passing Base of Ice

10. View Returning from Bottom through layers

 

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11. Traversing Base of Ice

12. Rock on side of borehole wall

 

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13. Debris Accelerating Passed Ice Edge

14. First Realization of Ice Base 1.4m above Bed

 

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15. Traversing Base of Ice

16. First Time at Bottom of Borehole

 

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17. Passing Through Base of Ice (Top)

18. Debris Layers near Base of Ice

 

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19. Second borehole created during ice coring

20. View through ice of 2nd Borehole

 

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21. Ice Core Containing Debris in Clear Ice

22. Ice Core Containing Debris in Clear Ice

 

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23. Layer Predicted by Radar Profile (7-800m)