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ABOUT
THESE VIDEOS • Aurora Replays
are short, downloadable videos showing the natural motion
of auroras using time-lapse digital photography. Created
by James Pugsley of Yellowknife, Canada, this footage
is used to monitor geomagnetic activity in Earth's upper
atmosphere. For more information or to request a hi-resolution
copy of an Aurora Replay for educational purposes, e-mail
your name, telephone number, organization and how the
video will be used to info@astronomynorth.com.
Watch for regular updates to this page throughout the
2007/08 aurora viewing season.
ARCHIVES • 2008
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2007 •
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April 5, 2008
A glorious night of aurora along the Ingraham Trail near Yellowknife. Multiple substorms paint the night sky with a wild display of colours.
TIME: 22h33 / 2h14 Mountain
LOCATION: Ingraham Trail
DIRECTION: West
REPLAY (9.6 MB) |
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April
4, 2008
This aurora replay features the arrival of a strong solar wind stream as it slams into Earth. What began as a calm evening quickly changed.
TIME: 22h33 / 2h13 Mountain
LOCATION: Great Slave Lake
DIRECTION: Northwest
REPLAY (5.6 MB) |
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March
14, 2008
Moderate activity at the mouth of the Yellowknife River is
replaced by a surge to the North. This isolated aurora twists
and turns for over an hour.
TIME: 23h26 / 0h45 Mountain
LOCATION: Yellowknife River
DIRECTION: South & North
REPLAY (6.1 MB) |
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March
13, 2008
A cold night punished the camera but rewarded the photographer.
A rapidly moving substorm erupted just before batteries lost
power.
TIME: 23h58 / 0h45 Mountain
LOCATION: Yellowknife
DIRECTION: East
REPLAY (1.9 MB) |
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March
8, 2008
An outstanding night of prolonged substorm activity with above
average intensity.
Dettah Ice Road traffic on Yellowknife Bay got a good
show.
TIME: 20h38 / 22h57 Mountain
LOCATION: Yellowknife
DIRECTION: East
REPLAY (4.2 MB) |
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March
1, 2008
A substorm ignites in the skies above Yellowknife's Old Town
landing strip. A thin layer of airborne ice crystals adds
a dull glow to this surging aurora.
TIME: 23h57 / 0h19 Mountain
LOCATION: Yellowknife
DIRECTION: South
REPLAY (1.8 MB)
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February
17, 2008
A gentle solar wind flows above the Dettah Ice Road. When a
full substorm erupts behind the camera, it splashes a wave of
aurora into view.
TIME: 00h54 / 1h58 Mountain
LOCATION: Yellowknife
DIRECTION: Southeast
REPLAY (1.0 MB)
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February
12, 2008
A cold spell hits Yellowknife (minus 53 degrees Celsius) but
the camera prevailed with a series of short houseboat and substorm
segments.
TIME: 23h57 / 1h05 Mountain
LOCATION: Yellowknife
DIRECTION: East
REPLAY (880 KB) |
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January
23, 2008
A calm night on the ice road to Dettah is split by a steady
aurora. A majestic full moon, shining behind the camera, brightens
the snow and skies around Yellowknife.
TIME: 23h58 / 0h24 Mountain
LOCATION: Yellowknife
DIRECTION: Northwest
REPLAY (1.3 MB) |
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January
15, 2008
City lights and moonlight are often a major obstacle, but
that doesn't mean the aurora isn't visible. As an aurora sweeps
from South to North, a frigid terrestrial wind swirls among
the chimneys.
TIME: 23h58 / 0h47 Mountain
LOCATION: Yellowknife
DIRECTION: West
REPLAY (2.3 MB) |
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January
8, 2008
An intense night at Vee Lake near Yellowknife as a long-lasting
and frequently changing substorm erupts in the East. The replay
begins with a faint aurora flowing slowly in the West.
TIME: 23h26 / 0h43 Mountain
LOCATION: Vee Lake
DIRECTION: East
REPLAY (2.9MB) |
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